mirror of
https://github.com/comfyanonymous/ComfyUI.git
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0c4f1e349b
Clients receive preview_id in API responses but could not dereference it through public routes (which use reference IDs). Now preview_id is a self-referential FK to asset_references.id so the value is directly usable in the public API. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
"""
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Add system_metadata and prompt_id columns to asset_references.
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Change preview_id FK from assets.id to asset_references.id.
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Revision ID: 0003_add_metadata_prompt
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Revises: 0002_merge_to_asset_references
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Create Date: 2026-03-09
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"""
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from alembic import op
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import sqlalchemy as sa
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revision = "0003_add_metadata_prompt"
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down_revision = "0002_merge_to_asset_references"
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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with op.batch_alter_table("asset_references") as batch_op:
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batch_op.add_column(
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sa.Column("system_metadata", sa.JSON(), nullable=True)
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)
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batch_op.add_column(
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sa.Column("prompt_id", sa.String(length=36), nullable=True)
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)
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# Change preview_id FK from assets.id to asset_references.id (self-ref).
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# Existing values are asset-content IDs that won't match reference IDs,
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# so null them out first.
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op.execute("UPDATE asset_references SET preview_id = NULL WHERE preview_id IS NOT NULL")
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with op.batch_alter_table("asset_references") as batch_op:
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batch_op.drop_constraint(
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"fk_asset_references_preview_id_assets", type_="foreignkey"
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)
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batch_op.create_foreign_key(
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"fk_asset_references_preview_id_asset_references",
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"asset_references",
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["preview_id"],
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["id"],
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ondelete="SET NULL",
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)
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def downgrade() -> None:
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with op.batch_alter_table("asset_references") as batch_op:
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batch_op.drop_constraint(
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"fk_asset_references_preview_id_asset_references", type_="foreignkey"
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)
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batch_op.create_foreign_key(
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"fk_asset_references_preview_id_assets",
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"assets",
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["preview_id"],
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["id"],
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ondelete="SET NULL",
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)
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with op.batch_alter_table("asset_references") as batch_op:
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batch_op.drop_column("prompt_id")
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batch_op.drop_column("system_metadata")
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