diff --git a/kontor-api/src/apis/version1/comic.py b/kontor-api/src/apis/version1/comic.py
index a558b3b..2541f2b 100644
--- a/kontor-api/src/apis/version1/comic.py
+++ b/kontor-api/src/apis/version1/comic.py
@@ -1,11 +1,10 @@
-from uuid import UUID
-from typing import List
+from typing import List, AnyStr
 from fastapi import APIRouter, HTTPException, status
-from sqlalchemy import select
 
 from src.apis.utils import SessionDep
+from src.db.repository.comic import get_artist_details, list_comics
 from src.schema.comics.comic import ComicResponse, ComicDetailsResponse, get_comic_details, get_short_info
-from src.schema.comics.artist import ArtistCreation, ArtistDetailResponse, ArtistResponse, get_artist_details
+from src.schema.comics.artist import ArtistCreation, ArtistDetailResponse, ArtistResponse
 from src.db.models.comic import Comic, Artist
 
 router = APIRouter(
@@ -18,14 +17,14 @@ router = APIRouter(
 @router.get("/comics")
 def get_all_comics(db: SessionDep) -> List[ComicResponse]:
     results: List[ComicResponse] = []
-    comics = db.scalars(select(Comic)).all()
+    comics = list_comics(db)
     for comic in comics:
         response = get_short_info(comic)
         results.append(response)
     return results
 
 @router.get("/comics/{comic_id}", response_model=ComicDetailsResponse)
-def get_comic(comic_id: UUID, db: SessionDep) -> ComicDetailsResponse:
+def get_comic(comic_id: AnyStr, db: SessionDep) -> ComicDetailsResponse:
     comic = db.get(Comic, comic_id)
     if comic is None:
         raise HTTPException(status_code=404, detail="Comic could not be found")
@@ -41,7 +40,7 @@ def get_all_artists(db: SessionDep) -> List[ArtistResponse]:
     return results
 
 @router.get("/artists/{artist_id}", response_model=ArtistDetailResponse)
-def get_artist(artist_id: UUID, db: SessionDep) -> ArtistDetailResponse:
+def get_artist(artist_id: AnyStr, db: SessionDep) -> ArtistDetailResponse:
     artist = db.get(Artist, artist_id)
     if artist is None:
         raise HTTPException(status_code=404, detail="Artist could not be found")
diff --git a/kontor-api/src/apis/version1/media.py b/kontor-api/src/apis/version1/media.py
index 2fa7347..f6b4b7e 100644
--- a/kontor-api/src/apis/version1/media.py
+++ b/kontor-api/src/apis/version1/media.py
@@ -1,4 +1,4 @@
-from typing import List
+from typing import List, AnyStr
 from uuid import UUID
 
 from fastapi import APIRouter, status, HTTPException
@@ -42,7 +42,7 @@ def get_all_files(db: SessionDep, review: bool = False, download: bool = False)
     return results
 
 @router.get("/files/{file_id}", response_model=MediaFileResponse)
-def get_file(file_id: UUID, db: SessionDep) -> MediaFileResponse:
+def get_file(file_id: AnyStr, db: SessionDep) -> MediaFileResponse:
     mediafile = db.get(MediaFile, file_id)
     if not mediafile:
         raise HTTPException(status_code=404, detail="MediaFile could not be found")
@@ -50,7 +50,7 @@ def get_file(file_id: UUID, db: SessionDep) -> MediaFileResponse:
     return response
 
 @router.put("/files/{file_id}", response_model=MediaFileResponse)
-def update_file(file_id: UUID, db: SessionDep, info: MediaFileResponse) -> MediaFileResponse:
+def update_file(file_id: AnyStr, db: SessionDep, info: MediaFileResponse) -> MediaFileResponse:
     mediaFile = db.get(MediaFile, file_id)
     if not mediaFile:
         raise HTTPException(status_code=404, detail="MediaFile could not be found")
diff --git a/kontor-api/src/db/models/admin.py b/kontor-api/src/db/models/admin.py
index caecff8..50f0656 100644
--- a/kontor-api/src/db/models/admin.py
+++ b/kontor-api/src/db/models/admin.py
@@ -8,11 +8,11 @@ from src.db.models.base import Base, BaseMixin
 
 class Profile(Base, BaseMixin):
     __tablename__ = 'profile'
-    first_name = Column(String(255))
-    last_name = Column(String(255))
-    user_name = Column(String(255), nullable=False)
-    email = Column(String(255))
-    password = Column(String(255))
+    first_name = Column(String)
+    last_name = Column(String)
+    user_name = Column(String, nullable=False)
+    email = Column(String)
+    password = Column(String)
     enabled = Column(Boolean)
     assignments = relationship("Assignment")
     tokens = relationship("Token")
@@ -30,17 +30,17 @@ class Profile(Base, BaseMixin):
 
 class Token(Base, BaseMixin):
     __tablename__ = "token"
-    token = Column(String(255), nullable=False, unique=True)
-    name = Column(String(255))
+    token = Column(String, nullable=False, unique=True)
+    name = Column(String)
     last_used_date: Mapped[datetime] = mapped_column()
     enabled = Column(Boolean)
-    profile_id = Column(String(255), ForeignKey("profile.id"), nullable=False)
+    profile_id = Column(String, ForeignKey("profile.id"), nullable=False)
     profile = relationship("Profile", back_populates="tokens")
 
 
 class Permission(Base, BaseMixin):
     __tablename__ = "permission"
-    name = Column(String(255), nullable=False)
+    name = Column(String, nullable=False)
     assignments = relationship("Assignment")
 
 
@@ -54,17 +54,17 @@ class Assignment(Base, BaseMixin):
 
 class ModuleData(Base, BaseMixin):
     __tablename__ = "module_data"
-    module_name = Column(String(255), nullable=False)
+    module_name = Column(String, nullable=False)
     import_data = Column(Boolean)
 
 
 class MailAccount(Base, BaseMixin):
     __tablename__ = "mail_account"
-    host = Column(String(255))
+    host = Column(String)
     port = Column(Integer)
-    protocol = Column(String(255))
-    user_name = Column(String(255))
-    password = Column(String(255))
+    protocol = Column(String)
+    user_name = Column(String)
+    password = Column(String)
     start_tls = Column(Boolean)
 
 
diff --git a/kontor-api/src/db/models/base.py b/kontor-api/src/db/models/base.py
index 5ef8183..d090abf 100644
--- a/kontor-api/src/db/models/base.py
+++ b/kontor-api/src/db/models/base.py
@@ -10,8 +10,8 @@ class Base(DeclarativeBase):
 
 
 class BaseMixin:
-    id = Column(String(255), primary_key=True, default=uuid.uuid4())
-    # id: Mapped[str] = mapped_column(primary_key=True, default=uuid.uuid4())
+    #id = Column(String(255), primary_key=True, default=uuid.uuid4)
+    id: Mapped[str] = mapped_column(primary_key=True, default=uuid.uuid4)
     # created_date = Column(DateTime)
     created_date: Mapped[datetime] = mapped_column(default=func.now())
     # last_modified_date = Column(DateTime)
@@ -21,10 +21,10 @@ class BaseMixin:
 
 
 class BaseVideoMixin:
-    cloud_link = Column(String(255))
-    file_name = Column(String(255))
-    path = Column(String(255))
+    cloud_link = Column(String)
+    file_name = Column(String)
+    path = Column(String)
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
     should_download = Column(Boolean)
diff --git a/kontor-api/src/db/models/comic.py b/kontor-api/src/db/models/comic.py
index 35962f3..7162d84 100644
--- a/kontor-api/src/db/models/comic.py
+++ b/kontor-api/src/db/models/comic.py
@@ -8,7 +8,7 @@ from src.db.models.base import Base, BaseMixin
 
 class Publisher(Base, BaseMixin):
     __tablename__ = "publisher"
-    name = Column(String(length=255), unique=True)
+    name = Column(String, unique=True)
     comics = relationship("Comic")
 
     def __repr__(self):
@@ -20,7 +20,7 @@ class Publisher(Base, BaseMixin):
 
 class Comic(Base, BaseMixin):
     __tablename__ = 'comic'
-    title = Column(String(length=255), unique=True)
+    title = Column(String, unique=True)
     publisher_id = Column(String, ForeignKey('publisher.id'), nullable=False)
     publisher = relationship("Publisher", back_populates="comics")
     current_order = Column(Boolean)
@@ -55,7 +55,7 @@ class Comic(Base, BaseMixin):
 
 class Volume(Base, BaseMixin):
     __tablename__ = "volume"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
     comic = relationship("Comic", back_populates="volumes")
     issues = relationship("Issue")
@@ -63,7 +63,7 @@ class Volume(Base, BaseMixin):
 
 class TradePaperback(Base, BaseMixin):
     __tablename__ = "trade_paperback"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     issue_start = Column(Integer)
     issue_end = Column(Integer)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
@@ -72,14 +72,14 @@ class TradePaperback(Base, BaseMixin):
 
 class StoryArc(Base, BaseMixin):
     __tablename__ = "story_arc"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
     comic = relationship("Comic", back_populates="story_arcs")
 
 
 class Issue(Base, BaseMixin):
     __tablename__ = "issue"
-    issue_number = Column(String(255))
+    issue_number = Column(String)
     in_stock = Column(Boolean)
     is_read = Column(Boolean)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
@@ -90,7 +90,7 @@ class Issue(Base, BaseMixin):
 
 class Artist(Base, BaseMixin):
     __tablename__ = "artist"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_works = relationship("ComicWork")
 
     def get_comics(self) -> Dict[str, List[str]]:
@@ -107,7 +107,7 @@ class Artist(Base, BaseMixin):
 
 class WorkType(Base, BaseMixin):
     __tablename__ = "worktype"
-    name = Column(String(length=255), nullable=False, unique=True)
+    name = Column(String, nullable=False, unique=True)
     comic_works = relationship("ComicWork")
 
     def __repr__(self):
diff --git a/kontor-api/src/db/models/media.py b/kontor-api/src/db/models/media.py
index 2b19aa6..a0ccd32 100644
--- a/kontor-api/src/db/models/media.py
+++ b/kontor-api/src/db/models/media.py
@@ -70,31 +70,31 @@ class MediaFile(Base, BaseMixin, BaseVideoMixin):
 
 class MediaActor(Base, BaseMixin):
     __tablename__ = 'media_actor'
-    name = Column(String(255))
+    name = Column(String)
     media_actor_files = relationship("MediaActorFile")
 
 
 class MediaActorFile(Base, BaseMixin):
     __tablename__ = 'media_actor_file'
-    media_actor_id = Column(String(255), ForeignKey("media_actor.id"), nullable=False)
+    media_actor_id = Column(String, ForeignKey("media_actor.id"), nullable=False)
     media_actor = relationship("MediaActor", back_populates="media_actor_files")
-    media_file_id = Column(String(255), ForeignKey("media_file.id"), nullable=True)
+    media_file_id = Column(String, ForeignKey("media_file.id"), nullable=True)
     media_file = relationship("MediaFile", back_populates="media_actor_files")
 
 
 class MediaArticle(Base, BaseMixin):
     __tablename__ = 'media_article'
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
 
 
 class MediaVideo(Base, BaseMixin):
     __tablename__ = 'media_video'
-    cloud_link = Column(String(255))
-    file_name = Column(String(255))
-    path = Column(String(255))
+    cloud_link = Column(String)
+    file_name = Column(String)
+    path = Column(String)
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
     should_download = Column(Boolean)
diff --git a/kontor-api/src/db/models/metadata.py b/kontor-api/src/db/models/metadata.py
index 131f325..ecf24ca 100644
--- a/kontor-api/src/db/models/metadata.py
+++ b/kontor-api/src/db/models/metadata.py
@@ -6,7 +6,7 @@ from src.db.models.base import Base, BaseMixin
 
 class MetaDataTable(Base, BaseMixin):
     __tablename__ = 'meta_data_table'
-    table_name = Column(String(255), unique=True)
+    table_name = Column(String, unique=True)
     table_columns = relationship("MetaDataColumn")
 
     def __repr__(self):
@@ -18,15 +18,15 @@ class MetaDataTable(Base, BaseMixin):
 
 class MetaDataColumn(Base, BaseMixin):
     __tablename__ = 'meta_data_column'
-    column_name = Column(String(255), nullable=False)
-    column_sync_name = Column(String(255))
-    column_type = Column(String(255))
-    column_modifier = Column(String(255), nullable=True)
+    column_name = Column(String, nullable=False)
+    column_sync_name = Column(String)
+    column_type = Column(String)
+    column_modifier = Column(String, nullable=True)
     column_order = Column(Integer)
     table_id = Column(String, ForeignKey('meta_data_table.id'))
     table = relationship("MetaDataTable", back_populates="table_columns")
-    column_label = Column(String(255))
-    filter_label = Column(String(255))
+    column_label = Column(String)
+    filter_label = Column(String)
     is_shown = Column(Boolean)
     show_filter = Column(Boolean)
     ref_column = Column(String, nullable=True)
diff --git a/kontor-api/src/db/models/tysc.py b/kontor-api/src/db/models/tysc.py
index d3c391d..3a4f553 100644
--- a/kontor-api/src/db/models/tysc.py
+++ b/kontor-api/src/db/models/tysc.py
@@ -9,15 +9,15 @@ class Sport(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("name"),
     )
-    name = Column(String(255), nullable=False, index=True, unique=True)
+    name = Column(String, nullable=False, index=True, unique=True)
     teams = relationship("Team")
     positions = relationship("FieldPosition")
 
 
 class Team(Base, BaseMixin):
     __tablename__ = "team"
-    name = Column(String(255), nullable=False, index=True, unique=True)
-    short_name = Column(String(255), nullable=False, )
+    name = Column(String, nullable=False, index=True, unique=True)
+    short_name = Column(String, nullable=False, )
     sport_id = Column(String, ForeignKey("sport.id"), nullable=False)
     sport = relationship("Sport", back_populates="teams")
     roosters = relationship("Rooster")
@@ -29,8 +29,8 @@ class FieldPosition(Base, BaseMixin):
         UniqueConstraint("name", "sport_id"),
         UniqueConstraint("short_name", "sport_id"),
     )
-    name = Column(String(255), nullable=False, index=True)
-    short_name = Column(String(255), nullable=False)
+    name = Column(String, nullable=False, index=True)
+    short_name = Column(String, nullable=False)
     sport_id = Column(String, ForeignKey("sport.id"), nullable=False, index=True)
     sport = relationship("Sport", back_populates="positions")
     roosters = relationship("Rooster")
@@ -41,8 +41,8 @@ class Player(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("first_name", "last_name"),
     )
-    first_name = Column(String(255), nullable=False, index=True)
-    last_name = Column(String(255), nullable=False, index=True)
+    first_name = Column(String, nullable=False, index=True)
+    last_name = Column(String, nullable=False, index=True)
     roosters = relationship("Rooster")
 
     def get_full_name(self) -> str:
@@ -66,7 +66,7 @@ class Rooster(Base, BaseMixin):
 
 class Vendor(Base, BaseMixin):
     __tablename__ = "vendor"
-    name = Column(String(255), nullable=False, unique=True, index=True)
+    name = Column(String, nullable=False, unique=True, index=True)
     card_sets = relationship("CardSet")
     cards = relationship("Card")
 
@@ -76,7 +76,7 @@ class CardSet(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("name", "vendor_id"),
     )
-    name = Column(String(255), index=True)
+    name = Column(String, index=True)
     parallel_set = Column(Boolean)
     insert_set = Column(Boolean)
     vendor_id = Column(String, ForeignKey("vendor.id"), nullable=False, index=True)
diff --git a/kontor-api/src/db/repository/__init__.py b/kontor-api/src/db/repository/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/kontor-api/src/db/repository/comic.py b/kontor-api/src/db/repository/comic.py
new file mode 100644
index 0000000..3388bb4
--- /dev/null
+++ b/kontor-api/src/db/repository/comic.py
@@ -0,0 +1,27 @@
+from typing import List, Type
+
+from sqlalchemy.orm import Session
+
+from src.db.models.comic import Artist, Comic
+from src.schema.comics.artist import ArtistDetailResponse
+
+
+def get_artist_details(artist: Artist) -> ArtistDetailResponse:
+    works = {}
+    for work in artist.comic_works:
+        work_type = work.work_type.name
+        comic_title = work.comic.title
+        if work_type in works:
+            works[work_type].append(comic_title)
+        else:
+            works[work_type] = [comic_title]
+    response = ArtistDetailResponse(
+        id=artist.id,
+        name=artist.name,
+        works=works
+    )
+    return response
+
+def list_comics(db: Session) -> List[Type[Comic]]:
+    comics = db.query(Comic).all()
+    return comics
diff --git a/kontor-api/src/db/session.py b/kontor-api/src/db/session.py
index 713deb6..38b40af 100644
--- a/kontor-api/src/db/session.py
+++ b/kontor-api/src/db/session.py
@@ -1,7 +1,7 @@
-from typing import Generator, Annotated
+from typing import Generator
 
 from sqlalchemy import create_engine
-from sqlalchemy.orm import sessionmaker, Session
+from sqlalchemy.orm import sessionmaker
 
 from src.core.config import settings
 
diff --git a/kontor-api/src/main.py b/kontor-api/src/main.py
index 749d3b4..759c758 100644
--- a/kontor-api/src/main.py
+++ b/kontor-api/src/main.py
@@ -1,3 +1,5 @@
+import logging
+
 from fastapi import FastAPI
 from fastapi.staticfiles import StaticFiles
 
@@ -7,6 +9,10 @@ from src.webapps.base import api_router as web_app_router
 from src.core.config import settings
 from src.db.models.base import Base
 
+logging.basicConfig(level=logging.INFO,
+                    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+                    handlers=[logging.StreamHandler()])  # Logs to console
+
 def include_router(app: FastAPI):
     app.include_router(api_router)
     app.include_router(web_app_router)
@@ -18,6 +24,7 @@ def create_tables():
     Base.metadata.create_all(bind=engine)
 
 def start_application():
+    logging.info(f"using database: {settings.DATABASE_URL}")
     app = FastAPI(title=settings.PROJECT_NAME, version=settings.PROJECT_VERSION)
     include_router(app)
     configure_static(app)
@@ -26,4 +33,3 @@ def start_application():
 
 
 kontor = start_application()
-
diff --git a/kontor-api/src/schema/comics/artist.py b/kontor-api/src/schema/comics/artist.py
index 1b28812..925fa56 100644
--- a/kontor-api/src/schema/comics/artist.py
+++ b/kontor-api/src/schema/comics/artist.py
@@ -7,30 +7,14 @@ from src.db.models.comic import Artist
 
 
 class ArtistCreation(BaseModel):
+    id: str
     name: str
 
 class ArtistResponse(BaseModel):
-    id: UUID
+    id: str
     name: str
 
 class ArtistDetailResponse(BaseModel):
-    id: UUID
+    id: str
     name: str
     works: Dict[str, List[str]]
-
-def get_artist_details(artist: Artist) -> ArtistDetailResponse:
-    works = {}
-    for work in artist.comic_works:
-        work_type = work.work_type.name
-        comic_title = work.comic.title
-        if work_type in works:
-            works[work_type].append(comic_title)
-        else:
-            works[work_type] = [comic_title]
-    response = ArtistDetailResponse(
-        id=artist.id,
-        name=artist.name,
-        works=works
-    )
-    return response
-
diff --git a/kontor-api/src/schema/comics/comic.py b/kontor-api/src/schema/comics/comic.py
index 1c7f548..884e122 100644
--- a/kontor-api/src/schema/comics/comic.py
+++ b/kontor-api/src/schema/comics/comic.py
@@ -7,12 +7,12 @@ from src.db.models.comic import Comic
 
 
 class ComicResponse(BaseModel):
-    id: UUID
+    id: str
     title: str
     completed: bool
 
 class ComicDetailsResponse(BaseModel):
-    id: UUID
+    id: str
     created: str
     title: str
     completed : bool
diff --git a/kontor-api/src/webapps/comic/route_comics.py b/kontor-api/src/webapps/comic/route_comics.py
index 565bd26..eac1600 100644
--- a/kontor-api/src/webapps/comic/route_comics.py
+++ b/kontor-api/src/webapps/comic/route_comics.py
@@ -1,10 +1,8 @@
-from uuid import UUID
-
 from fastapi import APIRouter, Request
 from fastapi.templating import Jinja2Templates
-
 from src.apis.utils import SessionDep
 from src.db.models.comic import Comic, Artist, Publisher
+from typing import AnyStr
 
 templates = Jinja2Templates(directory="src/templates")
 router = APIRouter(include_in_schema=False, prefix="/comic")
@@ -15,7 +13,7 @@ def get_comics(db: SessionDep, request: Request, msg: str = None):
     return templates.TemplateResponse("comic/comics.html", {"request": request, "msg": msg, "comics": comics})
 
 @router.get("/comics/{comic_id}")
-def comic_details(comic_id: UUID, request: Request, db: SessionDep):
+def comic_details(comic_id: AnyStr, request: Request, db: SessionDep):
     comic = db.get(Comic, comic_id)
     return templates.TemplateResponse("comic/comic_detail.html", {"request": request, "comic":comic})
 
@@ -25,8 +23,8 @@ def get_artists(db: SessionDep, request: Request, msg: str = None):
     return templates.TemplateResponse("comic/artists.html", {"request": request, "msg": msg, "artists": artists})
 
 @router.get("/artists/{artist_id}")
-def artist_detail(artist_id: UUID, request: Request, db: SessionDep):
-    artist = db.get(Artist, artist_id)
+def artist_detail(artist_id: AnyStr, request: Request, db: SessionDep):
+    artist = db.get(Artist, str(artist_id))
     return templates.TemplateResponse("comic/artist_detail.html", {"request": request, "artist": artist})
 
 @router.get("/publishers")
@@ -35,7 +33,7 @@ def get_publishers(db: SessionDep, request: Request, msg: str = None):
     return templates.TemplateResponse("comic/publishers.html", {"request": request, "publishers": publishers})
 
 @router.get("/publishers/{publisher_id}")
-def publisher_details(publisher_id: UUID, request: Request, db: SessionDep, msg: str = None):
+def publisher_details(publisher_id: AnyStr, request: Request, db: SessionDep, msg: str = None):
     publisher = db.get(Publisher, publisher_id)
     if publisher is None:
         msg = "Could not find Publisher"
diff --git a/kontor-scripts/json_to_postgres.py b/kontor-scripts/json_to_postgres.py
index d70402e..1a277c6 100644
--- a/kontor-scripts/json_to_postgres.py
+++ b/kontor-scripts/json_to_postgres.py
@@ -3,6 +3,8 @@ copy data from JSON to Postgres
 """
 from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter
 from pathlib import Path
+from typing import Dict, List
+
 from config import get_logger, get_database_cursors
 import json
 import psycopg2
@@ -29,7 +31,10 @@ def copy_data(postgres_conn, data_file: Path, log):
             # result[table] = import_table(table, json_load[table])
             truncate_statement = 'TRUNCATE {} CASCADE'.format(table)
             #log.info(f"truncate: {truncate_statement}")
-            postgres_cursor.execute(truncate_statement)
+            try:
+                postgres_cursor.execute(truncate_statement)
+            except:
+                log.info(f"statement: {insert_statement} FAILED")
             items = json_load[table]
             for item in items:
                 #log.info(f"item: {item}")
@@ -39,21 +44,110 @@ def copy_data(postgres_conn, data_file: Path, log):
                     columns.append(key)
                     values.append(value)
                 row = tuple(values)
-                log.info(f"values: {row}")
+                #log.info(f"values: {row}")
                 insert_statement = 'INSERT INTO {}({}) VALUES({})'.format(table, ', '.join(columns), ', '.join(['%s']*len(columns)))
                 #log.info(f"statement: {insert_statement}")
-                postgres_cursor.execute(SQL(insert_statement), row)
                 try:
+                    postgres_cursor.execute(SQL(insert_statement), row)
                     postgres_conn.commit()
-                except psycopg2.Error as error:
-                    log.info('insert failed with %s', error)
+                except:
+                    log.info(f'insert failed with {insert_statement}')
         postgres_cursor.execute("SET session_replication_role='origin'")
 
+
+def load_json(data_file, log) -> dict:
+    import_file = Path(data_file)
+    if not import_file.exists():
+        log.info(f"File {data_file} does not exist. Do nothing.")
+        return
+    log.info("read json file")
+    with open(data_file, 'r') as json_file:
+        json_load = json.load(json_file)
+    return json_load
+
+
+def insert_data(postgres_conn, data: dict, log):
+    postgres_cursor = postgres_conn.cursor()
+    log.info("insert data")
+    table_list = []
+    #table_list = ['worktype', 'artist', 'publisher', 'volume', 'comic', 'issue', 'story_arc', 'trade_paperback', 'comic_work']
+    #table_list.extend(['sport', 'team', 'field_position', 'vendor', 'player', 'rooster', 'card_set', 'card'])
+    #table_list.extend(['card'])
+    #table_list.extend(['media_file', 'media_video', 'media_actor', 'media_actor_file', 'media_article'])
+    #table_list.extend(['media_actor_file'])
+    #table_list.extend(['profile', 'permission', 'token', 'assignment'])
+    #table_list.extend(['mail', 'mail_account', 'module_data', 'meta_data_table', 'meta_data_column'])
+    table_list.extend(['meta_data_column'])
+    #table_list.extend(['book', 'author', 'article', 'bookshelf_publisher', 'book_author', 'article_author'])
+    #if len(table_list) != 37:
+    #    log.info(f"number of tables incorrect: {len(table_list)}")
+    #    return
+    for table in table_list:
+        log.info(f"{table}: {len(data[table])}")
+        truncate_statement = 'DELETE FROM {}'.format(table)
+        log.info(f"truncate: {truncate_statement}")
+        try:
+            postgres_cursor.execute(truncate_statement)
+            postgres_conn.commit()
+        except:
+            log.info(f"statement: {truncate_statement} FAILED")
+        items = data[table]
+        for item in items:
+            # log.info(f"item: {item}")
+            values = []
+            columns = []
+            for (key, value) in item.items():
+                columns.append(key)
+                values.append(value)
+            row = tuple(values)
+            # log.info(f"values: {row}")
+            insert_statement = 'INSERT INTO {}({}) VALUES({})'.format(table, ', '.join(columns),
+                                                              ', '.join(['%s'] * len(columns)))
+            # log.info(f"statement: {insert_statement}")
+            try:
+                postgres_cursor.execute(SQL(insert_statement), row)
+                postgres_conn.commit()
+            except:
+                log.info(f'insert failed with {insert_statement}')
+
+
+def parse_table_order(data: dict, log):
+    log.info("parse_table_order")
+    table_refs: Dict[str, List[str]] = {}
+    for table in data:
+        log.info(f"{table}: {len(data[table])}")
+        items = data[table]
+        table_refs[table] = []
+        if len(items) == 0:
+            continue
+        item = items[0]
+        for key, _ in item.items():
+            if key.endswith('_id'):
+                ref = key[0:-3]
+                log.info(f"table {table} has reference to {ref}")
+                if table in table_refs:
+                    table_refs[table].append(ref)
+                else:
+                    table_refs[table] = [ref]
+    log.info(f"parsed refs: {table_refs}")
+    table_order = []
+    for table in table_refs:
+        if len(table_refs[table]) == 0:
+            log.info(f"insert {table} at beginning")
+            table_order.insert(0, table)
+        else:
+            log.info(f"insert {table} at end")
+            table_order.append(table)
+    log.info(f"table_list: {len(table_order)}: {table_order}")
+
 if __name__ == '__main__':
     logger = get_logger(args.verbose, args.config)
     logger.info('kontor.json_to_postgres started')
     _, _, p_conn = get_database_cursors(logger, args.config)
-    copy_data(p_conn, args.file, logger)
+    data = load_json(args.file, logger)
+    #parse_table_order(data, logger)
+    insert_data(p_conn, data, logger)
+    #copy_data(p_conn, args.file, logger)
     p_conn.close()
     logger.info('kontor.json_to_postgres finished')
 
diff --git a/kontor-scripts/schema/admin.py b/kontor-scripts/schema/admin.py
index a0c9f68..583b772 100644
--- a/kontor-scripts/schema/admin.py
+++ b/kontor-scripts/schema/admin.py
@@ -40,7 +40,7 @@ class Token(Base, BaseMixin):
 
 class Permission(Base, BaseMixin):
     __tablename__ = "permission"
-    name = Column(String(255), nullable=False)
+    name = Column(String, nullable=False)
     assignments = relationship("Assignment")
 
 
@@ -54,17 +54,17 @@ class Assignment(Base, BaseMixin):
 
 class ModuleData(Base, BaseMixin):
     __tablename__ = "module_data"
-    module_name = Column(String(255), nullable=False)
+    module_name = Column(String, nullable=False)
     import_data = Column(Boolean)
 
 
 class MailAccount(Base, BaseMixin):
     __tablename__ = "mail_account"
-    host = Column(String(255))
+    host = Column(String)
     port = Column(Integer)
-    protocol = Column(String(255))
-    user_name = Column(String(255))
-    password = Column(String(255))
+    protocol = Column(String)
+    user_name = Column(String)
+    password = Column(String)
     start_tls = Column(Boolean)
 
 
diff --git a/kontor-scripts/schema/base.py b/kontor-scripts/schema/base.py
index 5ef8183..84d00ef 100644
--- a/kontor-scripts/schema/base.py
+++ b/kontor-scripts/schema/base.py
@@ -10,8 +10,8 @@ class Base(DeclarativeBase):
 
 
 class BaseMixin:
-    id = Column(String(255), primary_key=True, default=uuid.uuid4())
-    # id: Mapped[str] = mapped_column(primary_key=True, default=uuid.uuid4())
+    #id = Column(String, primary_key=True, default=uuid.uuid4)
+    id: Mapped[str] = mapped_column(primary_key=True, default=uuid.uuid4)
     # created_date = Column(DateTime)
     created_date: Mapped[datetime] = mapped_column(default=func.now())
     # last_modified_date = Column(DateTime)
@@ -21,10 +21,10 @@ class BaseMixin:
 
 
 class BaseVideoMixin:
-    cloud_link = Column(String(255))
-    file_name = Column(String(255))
-    path = Column(String(255))
+    cloud_link = Column(String)
+    file_name = Column(String)
+    path = Column(String)
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
     should_download = Column(Boolean)
diff --git a/kontor-scripts/schema/bookshelf.py b/kontor-scripts/schema/bookshelf.py
index 91e0ae4..2830ee2 100644
--- a/kontor-scripts/schema/bookshelf.py
+++ b/kontor-scripts/schema/bookshelf.py
@@ -6,28 +6,28 @@ from .base import Base, BaseMixin
 
 class Article(Base, BaseMixin):
     __tablename__ = 'article'
-    title = Column(String(length=255), unique=True)
+    title = Column(String, unique=True)
     article_authors = relationship("ArticleAuthor")
 
 
 class Author(Base, BaseMixin):
     __tablename__ = 'author'
-    first_name = Column(String(255))
-    last_name = Column(String(255))
+    first_name = Column(String)
+    last_name = Column(String)
     article_authors = relationship("ArticleAuthor")
     book_authors = relationship("BookAuthor")
 
 
 class BookshelfPublisher(Base, BaseMixin):
     __tablename__ = 'bookshelf_publisher'
-    name = Column(String(length=255), unique=True)
+    name = Column(String, unique=True)
     books = relationship("Book")
 
 
 class Book(Base, BaseMixin):
     __tablename__ = 'book'
-    isbn = Column(String(255), unique=True)
-    title = Column(String(255))
+    isbn = Column(String, unique=True)
+    title = Column(String)
     year = Column(Integer, nullable=False)
     publisher_id = Column(String, ForeignKey('bookshelf_publisher.id'), nullable=False)
     publisher = relationship('BookshelfPublisher', back_populates="books")
diff --git a/kontor-scripts/schema/comic.py b/kontor-scripts/schema/comic.py
index 45cb8c3..9108605 100644
--- a/kontor-scripts/schema/comic.py
+++ b/kontor-scripts/schema/comic.py
@@ -6,7 +6,7 @@ from .base import Base, BaseMixin
 
 class Publisher(Base, BaseMixin):
     __tablename__ = "publisher"
-    name = Column(String(length=255), unique=True)
+    name = Column(String, unique=True)
     comics = relationship("Comic")
 
     def __repr__(self):
@@ -18,7 +18,7 @@ class Publisher(Base, BaseMixin):
 
 class Comic(Base, BaseMixin):
     __tablename__ = 'comic'
-    title = Column(String(length=255), unique=True)
+    title = Column(String, unique=True)
     publisher_id = Column(String, ForeignKey('publisher.id'), nullable=False)
     publisher = relationship("Publisher", back_populates="comics")
     current_order = Column(Boolean)
@@ -38,7 +38,7 @@ class Comic(Base, BaseMixin):
 
 class Volume(Base, BaseMixin):
     __tablename__ = "volume"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
     comic = relationship("Comic", back_populates="volumes")
     issues = relationship("Issue")
@@ -46,7 +46,7 @@ class Volume(Base, BaseMixin):
 
 class TradePaperback(Base, BaseMixin):
     __tablename__ = "trade_paperback"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     issue_start = Column(Integer)
     issue_end = Column(Integer)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
@@ -55,14 +55,14 @@ class TradePaperback(Base, BaseMixin):
 
 class StoryArc(Base, BaseMixin):
     __tablename__ = "story_arc"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
     comic = relationship("Comic", back_populates="story_arcs")
 
 
 class Issue(Base, BaseMixin):
     __tablename__ = "issue"
-    issue_number = Column(String(255))
+    issue_number = Column(String)
     in_stock = Column(Boolean)
     is_read = Column(Boolean)
     comic_id = Column(String, ForeignKey("comic.id"), nullable=False)
@@ -73,13 +73,13 @@ class Issue(Base, BaseMixin):
 
 class Artist(Base, BaseMixin):
     __tablename__ = "artist"
-    name = Column(String(length=255), nullable=False)
+    name = Column(String, nullable=False)
     comic_works = relationship("ComicWork")
 
 
 class WorkType(Base, BaseMixin):
     __tablename__ = "worktype"
-    name = Column(String(length=255), nullable=False, unique=True)
+    name = Column(String, nullable=False, unique=True)
     comic_works = relationship("ComicWork")
 
     def __repr__(self):
diff --git a/kontor-scripts/schema/media.py b/kontor-scripts/schema/media.py
index 5dcc5c6..979e8e1 100644
--- a/kontor-scripts/schema/media.py
+++ b/kontor-scripts/schema/media.py
@@ -69,31 +69,31 @@ class MediaFile(Base, BaseMixin, BaseVideoMixin):
 
 class MediaActor(Base, BaseMixin):
     __tablename__ = 'media_actor'
-    name = Column(String(255))
+    name = Column(String)
     media_actor_files = relationship("MediaActorFile")
 
 
 class MediaActorFile(Base, BaseMixin):
     __tablename__ = 'media_actor_file'
-    media_actor_id = Column(String(255), ForeignKey("media_actor.id"), nullable=False)
+    media_actor_id = Column(String, ForeignKey("media_actor.id"), nullable=False)
     media_actor = relationship("MediaActor", back_populates="media_actor_files")
-    media_file_id = Column(String(255), ForeignKey("media_file.id"), nullable=True)
+    media_file_id = Column(String, ForeignKey("media_file.id"), nullable=True)
     media_file = relationship("MediaFile", back_populates="media_actor_files")
 
 
 class MediaArticle(Base, BaseMixin):
     __tablename__ = 'media_article'
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
 
 
 class MediaVideo(Base, BaseMixin):
     __tablename__ = 'media_video'
-    cloud_link = Column(String(255))
-    file_name = Column(String(255))
-    path = Column(String(255))
+    cloud_link = Column(String)
+    file_name = Column(String)
+    path = Column(String)
     review = Column(Boolean)
-    title = Column(String(255))
-    url = Column(String(255), unique=True)
+    title = Column(String)
+    url = Column(String, unique=True)
     should_download = Column(Boolean)
diff --git a/kontor-scripts/schema/metadata.py b/kontor-scripts/schema/metadata.py
index 9ac5aa4..42dd88b 100644
--- a/kontor-scripts/schema/metadata.py
+++ b/kontor-scripts/schema/metadata.py
@@ -6,7 +6,7 @@ from .base import Base, BaseMixin
 
 class MetaDataTable(Base, BaseMixin):
     __tablename__ = 'meta_data_table'
-    table_name = Column(String(255), unique=True)
+    table_name = Column(String, unique=True)
     table_columns = relationship("MetaDataColumn")
 
     def __repr__(self):
@@ -18,15 +18,15 @@ class MetaDataTable(Base, BaseMixin):
 
 class MetaDataColumn(Base, BaseMixin):
     __tablename__ = 'meta_data_column'
-    column_name = Column(String(255), nullable=False)
-    column_sync_name = Column(String(255))
-    column_type = Column(String(255))
-    column_modifier = Column(String(255), nullable=True)
+    column_name = Column(String, nullable=False)
+    column_sync_name = Column(String)
+    column_type = Column(String)
+    column_modifier = Column(String, nullable=True)
     column_order = Column(Integer)
     table_id = Column(String, ForeignKey('meta_data_table.id'))
     table = relationship("MetaDataTable", back_populates="table_columns")
-    column_label = Column(String(255))
-    filter_label = Column(String(255))
+    column_label = Column(String)
+    filter_label = Column(String)
     is_shown = Column(Boolean)
     show_filter = Column(Boolean)
     ref_column = Column(String, nullable=True)
diff --git a/kontor-scripts/schema/tysc.py b/kontor-scripts/schema/tysc.py
index 5ab4baa..1bc500e 100644
--- a/kontor-scripts/schema/tysc.py
+++ b/kontor-scripts/schema/tysc.py
@@ -9,15 +9,15 @@ class Sport(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("name"),
     )
-    name = Column(String(255), nullable=False, index=True, unique=True)
+    name = Column(String, nullable=False, index=True, unique=True)
     teams = relationship("Team")
     positions = relationship("FieldPosition")
 
 
 class Team(Base, BaseMixin):
     __tablename__ = "team"
-    name = Column(String(255), nullable=False, index=True, unique=True)
-    short_name = Column(String(255), nullable=False, )
+    name = Column(String, nullable=False, index=True, unique=True)
+    short_name = Column(String, nullable=False, )
     sport_id = Column(String, ForeignKey("sport.id"), nullable=False)
     sport = relationship("Sport", back_populates="teams")
     roosters = relationship("Rooster")
@@ -29,8 +29,8 @@ class FieldPosition(Base, BaseMixin):
         UniqueConstraint("name", "sport_id"),
         UniqueConstraint("short_name", "sport_id"),
     )
-    name = Column(String(255), nullable=False, index=True)
-    short_name = Column(String(255), nullable=False)
+    name = Column(String, nullable=False, index=True)
+    short_name = Column(String, nullable=False)
     sport_id = Column(String, ForeignKey("sport.id"), nullable=False, index=True)
     sport = relationship("Sport", back_populates="positions")
     roosters = relationship("Rooster")
@@ -41,8 +41,8 @@ class Player(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("first_name", "last_name"),
     )
-    first_name = Column(String(255), nullable=False, index=True)
-    last_name = Column(String(255), nullable=False, index=True)
+    first_name = Column(String, nullable=False, index=True)
+    last_name = Column(String, nullable=False, index=True)
     roosters = relationship("Rooster")
 
     def get_full_name(self) -> str:
@@ -66,7 +66,7 @@ class Rooster(Base, BaseMixin):
 
 class Vendor(Base, BaseMixin):
     __tablename__ = "vendor"
-    name = Column(String(255), nullable=False, unique=True, index=True)
+    name = Column(String, nullable=False, unique=True, index=True)
     card_sets = relationship("CardSet")
     cards = relationship("Card")
 
@@ -76,7 +76,7 @@ class CardSet(Base, BaseMixin):
     __table_args__ = (
         UniqueConstraint("name", "vendor_id"),
     )
-    name = Column(String(255), index=True)
+    name = Column(String, index=True)
     parallel_set = Column(Boolean)
     insert_set = Column(Boolean)
     vendor_id = Column(String, ForeignKey("vendor.id"), nullable=False, index=True)
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/data/MetaDataColumn.java b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/data/MetaDataColumn.java
index cb4baea..fcc2195 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/data/MetaDataColumn.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/data/MetaDataColumn.java
@@ -66,4 +66,9 @@ public class MetaDataColumn extends AbstractEntity {
         }
         return "no changes for " + this.getId() + "\n";
     }
+
+    @Override
+    public String toString() {
+        return "MetaDataColumn{id=" + getId() + ", columnName=" + columnName + ", table=" + table.getTableName() +'}';
+    }
 }
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/repository/MetaDataColumnRepository.java b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/repository/MetaDataColumnRepository.java
index c0259bf..7f0af9a 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/repository/MetaDataColumnRepository.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/repository/MetaDataColumnRepository.java
@@ -12,6 +12,8 @@ public interface MetaDataColumnRepository extends JpaRepository<MetaDataColumn,
 
     List<MetaDataColumn> findByTable(MetaDataTable table);
 
+    List<MetaDataColumn> findByTableAndColumnName(MetaDataTable table, String column_name);
+
     @Query("select m from MetaDataColumn m " +
             "where lower(m.columnName) like lower(concat('%', :searchTerm, '%')) or lower(m.columnLabel) like lower(concat('%', :searchTerm, '%'))")
     List<MetaDataColumn> search(@Param("searchTerm") String searchTerm);
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/services/MetaDataService.java b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/services/MetaDataService.java
index 6c45feb..89da070 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/admin/services/MetaDataService.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/admin/services/MetaDataService.java
@@ -67,61 +67,73 @@ public class MetaDataService {
         this.getColumn(table, columnName, columnSyncName, columnType, columnModifier, columnOrder, isShown, columnLabel, showFilter, filterLabel, null);
     }
 
+    public void checkColumnValues(MetaDataTable table, MetaDataColumn column, String columnName, String columnSyncName, String columnType, String columnModifier, Integer columnOrder, Boolean isShown, String columnLabel, Boolean showFilter, String filterLabel, String refColumn) {
+        log.debug("Column {}  with name {} of table {} found, check Values", columnOrder, columnName, table.getTableName());
+        if (!column.getColumnName().equals(columnName)) {
+            log.debug("columnName has to be changed to {}", columnName);
+            column.setColumnName(columnName);
+        }
+        if (!column.getColumnSyncName().equals(columnSyncName)) {
+            log.debug("columnSyncName has to be changed to {}", columnSyncName);
+            column.setColumnSyncName(columnSyncName);
+        }
+        if (!column.getColumnType().equals(columnType)) {
+            log.debug("columnType has to be changed to {}", columnType);
+            column.setColumnType(columnType);
+        }
+        if (columnModifier != null && !columnModifier.equals(column.getColumnModifier())) {
+            log.debug("columnModifier has to be changed to {}", columnModifier);
+            column.setColumnModifier(columnModifier);
+        }
+        if (isShown != null && !isShown.equals(column.getIsShown())) {
+            log.debug("isShown has to be change to {}}", isShown);
+            column.setIsShown(isShown);
+        }
+        if (columnLabel != null && !columnLabel.equals(column.getColumnLabel())) {
+            log.debug("columnLabel has to be change to {}}", columnLabel);
+            column.setColumnLabel(columnLabel);
+        }
+        if (showFilter != null &&!showFilter.equals(column.getShowFilter())) {
+            log.debug("showFilter has to be change to {}}", showFilter);
+            column.setShowFilter(showFilter);
+        }
+        if (filterLabel != null && !filterLabel.equals(column.getFilterLabel())) {
+            log.debug("filterLabel has to be change to {}}", filterLabel);
+            column.setFilterLabel(filterLabel);
+        }
+        if (refColumn != null && !refColumn.equals(column.getRefColumn())) {
+            log.debug("refColumn has to be change to {}}", filterLabel);
+            column.setRefColumn(refColumn);
+        }
+        saveMetaDataColumn(column);
+    }
+
     public void getColumn(MetaDataTable table, String columnName, String columnSyncName, String columnType, String columnModifier, Integer columnOrder, Boolean isShown, String columnLabel, Boolean showFilter, String filterLabel, String refColumn) {
-        if (table.getTableColumns().stream().anyMatch(column -> column.getColumnName().equals(columnName))) {
-            log.debug("Column {}  with name {} of table {} found, check Values", columnOrder, columnName, table.getTableName());
-            MetaDataColumn column = table.getTableColumns().get(columnOrder.intValue()-1);
-            if (!column.getColumnName().equals(columnName)) {
-                log.debug("columnName has to be changed to {}", columnName);
-                column.setColumnName(columnName);
-            }
-            if (!column.getColumnSyncName().equals(columnSyncName)) {
-                log.debug("columnSyncName has to be changed to {}", columnSyncName);
-                column.setColumnSyncName(columnSyncName);
-            }
-            if (!column.getColumnType().equals(columnType)) {
-                log.debug("columnType has to be changed to {}", columnType);
-                column.setColumnType(columnType);
-            }
-            if (columnModifier != null && !columnModifier.equals(column.getColumnModifier())) {
-                log.debug("columnModifier has to be changed to {}", columnModifier);
-                column.setColumnModifier(columnModifier);
-            }
-            if (isShown != null && !isShown.equals(column.getIsShown())) {
-                log.debug("isShown has to be change to {}}", isShown);
-                column.setIsShown(isShown);
-            }
-            if (columnLabel != null && !columnLabel.equals(column.getColumnLabel())) {
-                log.debug("columnLabel has to be change to {}}", columnLabel);
-                column.setColumnLabel(columnLabel);
-            }
-            if (showFilter != null &&!showFilter.equals(column.getShowFilter())) {
-                log.debug("showFilter has to be change to {}}", showFilter);
-                column.setShowFilter(showFilter);
-            }
-            if (filterLabel != null && !filterLabel.equals(column.getFilterLabel())) {
-                log.debug("filterLabel has to be change to {}}", filterLabel);
-                column.setFilterLabel(filterLabel);
-            }
-            if (refColumn != null && !refColumn.equals(column.getRefColumn())) {
-                log.debug("refColumn has to be change to {}}", filterLabel);
-                column.setRefColumn(refColumn);
-            }
-            metaDataColumnRepository.save(column);
+        log.info("check if column {} of table {} exists", columnName, table.getTableName());
+        boolean columnNameExists = table.getTableColumns().stream().anyMatch(column -> column.getColumnName().equals(columnName));
+        boolean columnOrderExists = table.getTableColumns().get(columnOrder-1) != null;
+        List<MetaDataColumn> metaDataColumns = metaDataColumnRepository.findByTableAndColumnName(table, columnName);
+        log.debug("column found: name: {}, order: {}:  table.columns: {}", columnNameExists, columnOrderExists, metaDataColumns);
+        if (columnOrderExists) {
+            MetaDataColumn column = table.getTableColumns().get(columnOrder-1);
+            checkColumnValues(table, column, columnName, columnSyncName, columnType, columnModifier, columnOrder, isShown, columnLabel, showFilter, filterLabel, refColumn);
         } else {
             log.info("Column {} of table {} not found, will create it", columnName, table.getTableName());
-            MetaDataColumn column = new MetaDataColumn();
-            column.setTable(table);
-            column.setColumnName(columnName);
-            column.setColumnSyncName(columnSyncName);
-            column.setColumnType(columnType);
-            column.setColumnModifier(columnModifier);
-            column.setColumnOrder(columnOrder);
-            column.setIsShown(Boolean.FALSE);
-            metaDataColumnRepository.save(column);
+            //addColumn(table,columnName,columnSyncName,columnType,columnModifier,columnOrder,isShown);
         }
     }
 
+    private void addColumn(MetaDataTable table, String columnName, String columnSyncName, String columnType, String columnModifier, Integer columnOrder, Boolean isShown) {
+        MetaDataColumn column = new MetaDataColumn();
+        column.setTable(table);
+        column.setColumnName(columnName);
+        column.setColumnSyncName(columnSyncName);
+        column.setColumnType(columnType);
+        column.setColumnModifier(columnModifier);
+        column.setColumnOrder(columnOrder);
+        column.setIsShown(isShown);
+        saveMetaDataColumn(column);
+    }
 
     public List<MetaDataColumn> findAllMetaDataColumns(String stringFilter) {
         if (stringFilter == null || stringFilter.isEmpty()) {
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/comics/views/IssueView.java b/kontor-spring/src/main/java/de/thpeetz/kontor/comics/views/IssueView.java
index f77bf99..4a8e15e 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/comics/views/IssueView.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/comics/views/IssueView.java
@@ -118,7 +118,7 @@ public class IssueView extends VerticalLayout {
         menuButton.addThemeVariants(ButtonVariant.LUMO_TERTIARY);
         ColumnToggleContextMenu<Issue> columnToggleContextMenu = new ColumnToggleContextMenu<>(menuButton);
         columnToggleContextMenu.addColumnToggleItem(idColumn);
-        columnToggleContextMenu.addColumnToggleItem(createdColumn);
+            columnToggleContextMenu.addColumnToggleItem(createdColumn);
         columnToggleContextMenu.addColumnToggleItem(modifiedColumn);
         columnToggleContextMenu.addColumnToggleItem(versionColumn);
         columnToggleContextMenu.addColumnToggleItem(titleColumn);
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/CardSet.java b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/CardSet.java
index c72188c..8bd700d 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/CardSet.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/CardSet.java
@@ -38,4 +38,8 @@ public class CardSet extends AbstractEntity {
     private boolean parallelSet = false;
 
     private boolean insertSet = false;
+
+    public String getVendorName() {
+        return vendor.getName();
+    }
 }
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/Vendor.java b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/Vendor.java
index f405565..0bd530f 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/Vendor.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/data/Vendor.java
@@ -21,7 +21,6 @@ import lombok.ToString;
  */
 @Getter
 @Setter
-@ToString
 @EqualsAndHashCode(callSuper=false)
 @Entity
 @Table(indexes = {@Index(columnList = "name")},
@@ -35,4 +34,9 @@ public class Vendor extends AbstractEntity {
     @OneToMany(fetch = FetchType.EAGER, mappedBy = "vendor")
     @Nullable
     private List<CardSet> cardSets;
+
+    @Override
+    public String toString() {
+        return "Vendor{id=" + this.getId() + ", name=" + name + '}';
+    }
 }
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardSetView.java b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardSetView.java
index 1a49896..071e66d 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardSetView.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardSetView.java
@@ -1,9 +1,12 @@
 package de.thpeetz.kontor.tysc.views;
 
+import com.vaadin.flow.component.button.*;
+import de.thpeetz.kontor.comics.data.*;
+import de.thpeetz.kontor.common.views.*;
+import lombok.*;
 import org.springframework.context.annotation.Scope;
 
 import com.vaadin.flow.component.Component;
-import com.vaadin.flow.component.button.Button;
 import com.vaadin.flow.component.grid.Grid;
 import com.vaadin.flow.component.orderedlayout.HorizontalLayout;
 import com.vaadin.flow.component.orderedlayout.VerticalLayout;
@@ -13,12 +16,13 @@ import com.vaadin.flow.router.PageTitle;
 import com.vaadin.flow.router.Route;
 import com.vaadin.flow.spring.annotation.SpringComponent;
 
-import de.thpeetz.kontor.common.views.MainLayout;
 import de.thpeetz.kontor.tysc.TyscConstants;
 import de.thpeetz.kontor.tysc.data.CardSet;
 import de.thpeetz.kontor.tysc.services.CardService;
 import jakarta.annotation.security.PermitAll;
 
+import java.util.*;
+
 @SpringComponent
 @Scope("prototype")
 @PermitAll
@@ -26,8 +30,26 @@ import jakarta.annotation.security.PermitAll;
 @PageTitle("CardSet | Tysc | Kontor")
 public class CardSetView extends VerticalLayout {
 
-    Grid<CardSet> grid = new Grid<>(CardSet.class);
+    @Getter
+    Grid<CardSet> grid = new Grid<>(CardSet.class, false);
+    Grid.Column<CardSet> idColumn = grid.addColumn(CardSet::getId)
+            .setHeader("ID").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> createdColumn = grid.addColumn(CardSet::getCreatedDate)
+            .setHeader("Erstellt").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> modifiedColumn = grid.addColumn(CardSet::getLastModifiedDate)
+            .setHeader("Geändert").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> versionColumn = grid.addColumn(CardSet::getVersion)
+            .setHeader("Version").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> nameColumn = grid.addColumn(CardSet::getName)
+            .setHeader("Comic").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> vendorNameColumn = grid.addColumn(CardSet::getVendorName)
+            .setHeader("Hersteller").setResizable(true).setSortable(true);
+    Grid.Column<CardSet> parallelSetColumn = grid.addComponentColumn(parallelSet -> StatusIcon.create(parallelSet.isParallelSet()))
+            .setHeader("Parallelset?").setWidth("6rem").setSortable(true);
+    Grid.Column<CardSet> insertSetColumn = grid.addComponentColumn(insertSet -> StatusIcon.create(insertSet.isInsertSet()))
+            .setHeader("Parallelset?").setWidth("6rem").setSortable(true);
     TextField filterText = new TextField();
+    @Getter
     CardSetForm form;
     CardService service;
 
@@ -42,22 +64,18 @@ public class CardSetView extends VerticalLayout {
         updateList();
     }
 
-    public Grid<CardSet> getGrid() {
-        return grid;
-    }
-
     private void configureGrid() {
         grid.addClassName("cardSet-grid");
         grid.setSizeFull();
-        grid.setColumns("name", "vendor.name", "parallelSet", "insertSet");
+        //grid.setColumns("name", "vendor.name", "parallelSet", "insertSet");
         grid.getColumns().forEach(col -> col.setAutoWidth(true));
+        idColumn.setVisible(false);
+        createdColumn.setVisible(false);
+        modifiedColumn.setVisible(false);
+        versionColumn.setVisible(false);
         grid.asSingleSelect().addValueChangeListener(event -> editCardSet(event.getValue()));
     }
 
-    public CardSetForm getForm() {
-        return form;
-    }
-
     private void configureForm() {
         form = new CardSetForm();
         form.setWidth("25em");
@@ -67,18 +85,6 @@ public class CardSetView extends VerticalLayout {
         form.addCloseListener(e -> closeEditor());
     }
 
-    private void saveCardSet(CardSetForm.SaveEvent event) {
-        service.saveCardSet(event.getCardSet());
-        updateList();
-        closeEditor();
-    }
-
-    private void deleteCardSet(CardSetForm.DeleteEvent event) {
-        service.deleteCardSet(event.getCardSet());
-        updateList();
-        closeEditor();
-    }
-
     private Component getContent() {
         HorizontalLayout content = new HorizontalLayout(grid, form);
         content.setFlexGrow(2, grid);
@@ -97,11 +103,34 @@ public class CardSetView extends VerticalLayout {
         Button addCardSetButton = new Button("Add cardSet");
         addCardSetButton.addClickListener(click -> addCardSet());
 
-        HorizontalLayout toolbar = new HorizontalLayout(filterText, addCardSetButton);
+        Button menuButton = new Button("Show/Hide Columns");
+        menuButton.addThemeVariants(ButtonVariant.LUMO_TERTIARY);
+        ColumnToggleContextMenu<CardSet> columnToggleContextMenu = new ColumnToggleContextMenu<>(menuButton);
+        columnToggleContextMenu.addColumnToggleItem(idColumn);
+        columnToggleContextMenu.addColumnToggleItem(createdColumn);
+        columnToggleContextMenu.addColumnToggleItem(modifiedColumn);
+        columnToggleContextMenu.addColumnToggleItem(versionColumn);
+        columnToggleContextMenu.addColumnToggleItem(nameColumn);
+        columnToggleContextMenu.addColumnToggleItem(vendorNameColumn);
+        columnToggleContextMenu.addColumnToggleItem(parallelSetColumn);
+        columnToggleContextMenu.addColumnToggleItem(insertSetColumn);
+        HorizontalLayout toolbar = new HorizontalLayout(filterText, addCardSetButton, menuButton);
         toolbar.addClassName("toolbar");
         return toolbar;
     }
 
+    private void saveCardSet(CardSetForm.SaveEvent event) {
+        service.saveCardSet(event.getCardSet());
+        updateList();
+        closeEditor();
+    }
+
+    private void deleteCardSet(CardSetForm.DeleteEvent event) {
+        service.deleteCardSet(event.getCardSet());
+        updateList();
+        closeEditor();
+    }
+
     public void editCardSet(CardSet cardSet) {
         if (cardSet == null) {
             closeEditor();
diff --git a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardView.java b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardView.java
index f5251da..7fd530c 100644
--- a/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardView.java
+++ b/kontor-spring/src/main/java/de/thpeetz/kontor/tysc/views/CardView.java
@@ -51,7 +51,6 @@ public class CardView extends VerticalLayout {
             .setHeader("Inserts").setWidth("6rem").setSortable(true);
     Grid.Column<Card> parallelSetColumn = grid.addComponentColumn(card -> StatusIcon.create(card.getCardSet().isParallelSet()))
             .setHeader("Parallels").setWidth("6rem").setSortable(true);
-
     Grid.Column<Card> playerColumn = grid.addColumn(Card::getPlayerName).setHeader("Spieler").setResizable(true).setSortable(true);
     TextField filterText = new TextField();
     @Getter
@@ -128,9 +127,10 @@ public class CardView extends VerticalLayout {
         columnToggleContextMenu.addColumnToggleItem(yearColumn);
         columnToggleContextMenu.addColumnToggleItem(vendorColumn);
         columnToggleContextMenu.addColumnToggleItem(cardSetColumn);
+        columnToggleContextMenu.addColumnToggleItem(insertSetColumn);
+        columnToggleContextMenu.addColumnToggleItem(parallelSetColumn);
         columnToggleContextMenu.addColumnToggleItem(playerColumn);
         HorizontalLayout toolbar = new HorizontalLayout(filterText, addCardButton, menuButton);
- 
         toolbar.addClassName("toolbar");
         return toolbar;
     }