Initial curated RAGcore source from c16667f0c9397e2bfc8dd0255b114fba23c8d05e

alembic/versions/0010_citations.py

@@ -0,0 +1,80 @@
+"""Create immutable content citations."""
+
+from __future__ import annotations
+
+import sqlalchemy as sa
+from alembic import op
+
+revision = "0010_citations"
+down_revision = "0009_content_publication"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "citations",
+        sa.Column("id", sa.Uuid(), primary_key=True),
+        sa.Column("workspace_id", sa.Uuid(), nullable=False),
+        sa.Column("space_id", sa.Uuid(), nullable=False),
+        sa.Column(
+            "document_id",
+            sa.Uuid(),
+            sa.ForeignKey("content.documents.id", ondelete="RESTRICT"),
+            nullable=False,
+        ),
+        sa.Column(
+            "document_version_id",
+            sa.Uuid(),
+            sa.ForeignKey("content.document_versions.id", ondelete="RESTRICT"),
+            nullable=False,
+        ),
+        sa.Column(
+            "chunk_id",
+            sa.Uuid(),
+            sa.ForeignKey("content.chunks.id", ondelete="RESTRICT"),
+            nullable=False,
+        ),
+        sa.Column(
+            "parent_chunk_id",
+            sa.Uuid(),
+            sa.ForeignKey("content.chunks.id", ondelete="RESTRICT"),
+            nullable=True,
+        ),
+        sa.Column("location", sa.JSON(), nullable=False),
+        sa.Column("excerpt", sa.Text(), nullable=False),
+        sa.Column("excerpt_checksum", sa.String(64), nullable=False),
+        sa.Column("source_uri", sa.String(2048), nullable=False),
+        sa.Column("acquired_at", sa.DateTime(timezone=True), nullable=False),
+        sa.Column("retrieval_run_id", sa.Uuid(), nullable=False),
+        sa.Column("index_alias", sa.String(256), nullable=False),
+        sa.Column("profile_version", sa.String(256), nullable=False),
+        sa.Column("created_at", sa.DateTime(timezone=True), nullable=False),
+        schema="content",
+    )
+    op.create_index(
+        "ix_content_citations_workspace_space",
+        "citations",
+        ["workspace_id", "space_id"],
+        schema="content",
+    )
+    op.create_index(
+        "ix_content_citations_document_version",
+        "citations",
+        ["document_version_id"],
+        schema="content",
+    )
+
+
+def downgrade() -> None:
+    op.drop_index(
+        "ix_content_citations_document_version",
+        table_name="citations",
+        schema="content",
+    )
+    op.drop_index(
+        "ix_content_citations_workspace_space",
+        table_name="citations",
+        schema="content",
+    )
+    op.drop_table("citations", schema="content")