dify

2025-12-01 17:21:38 +08:00
parent 32fee2b8ab
commit fab8c13cb3
7511 changed files with 996300 additions and 0 deletions
--- a/dify/api/migrations/versions/42e85ed5564d_conversation_columns_set_nullable.py
+++ b/dify/api/migrations/versions/42e85ed5564d_conversation_columns_set_nullable.py
@@ -0,0 +1,82 @@
+"""conversation columns set nullable
+
+Revision ID: 42e85ed5564d
+Revises: f9107f83abab
+Create Date: 2024-03-07 08:30:29.133614
+
+"""
+import sqlalchemy as sa
+from alembic import op
+from sqlalchemy.dialects import postgresql
+
+import models.types
+
+
+def _is_pg(conn):
+    return conn.dialect.name == "postgresql"
+
+# revision identifiers, used by Alembic.
+revision = '42e85ed5564d'
+down_revision = 'f9107f83abab'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    conn = op.get_bind()
+    
+    if _is_pg(conn):
+        with op.batch_alter_table('conversations', schema=None) as batch_op:
+            batch_op.alter_column('app_model_config_id',
+                                  existing_type=postgresql.UUID(),
+                                  nullable=True)
+            batch_op.alter_column('model_provider',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=True)
+            batch_op.alter_column('model_id',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=True)
+    else:
+        with op.batch_alter_table('conversations', schema=None) as batch_op:
+            batch_op.alter_column('app_model_config_id',
+                                  existing_type=models.types.StringUUID(),
+                                  nullable=True)
+            batch_op.alter_column('model_provider',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=True)
+            batch_op.alter_column('model_id',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=True)
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    conn = op.get_bind()
+    
+    if _is_pg(conn):
+        with op.batch_alter_table('conversations', schema=None) as batch_op:
+            batch_op.alter_column('model_id',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=False)
+            batch_op.alter_column('model_provider',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=False)
+            batch_op.alter_column('app_model_config_id',
+                                  existing_type=postgresql.UUID(),
+                                  nullable=False)
+    else:
+        with op.batch_alter_table('conversations', schema=None) as batch_op:
+            batch_op.alter_column('model_id',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=False)
+            batch_op.alter_column('model_provider',
+                                  existing_type=sa.VARCHAR(length=255),
+                                  nullable=False)
+            batch_op.alter_column('app_model_config_id',
+                                  existing_type=models.types.StringUUID(),
+                                  nullable=False)
+
+    # ### end Alembic commands ###