dify/knowledge-fs/packages/database/migrations/0041_logical_document_availability.postgres.sql

17 lines
691 B
SQL

-- Knowledge Platform schema migration
-- Migration id: 0041_logical_document_availability
-- Dialect: postgres
-- Adds document-scoped availability without mutating source or physical index state.
ALTER TABLE "logical_documents"
ADD COLUMN IF NOT EXISTS "enabled" BOOLEAN NOT NULL DEFAULT TRUE,
ADD COLUMN IF NOT EXISTS "disabled_at" TIMESTAMP,
ADD COLUMN IF NOT EXISTS "disabled_by_subject_id" VARCHAR(255);
ALTER TABLE "logical_documents"
ADD CONSTRAINT "logical_documents_availability_ck"
CHECK (
("enabled" AND "disabled_at" IS NULL AND "disabled_by_subject_id" IS NULL)
OR (NOT "enabled" AND "disabled_at" IS NOT NULL AND "disabled_by_subject_id" IS NOT NULL)
);