CREATE UNIQUE INDEX uq_tenant_skill_catalog_legacy_check ON tenant_skill_catalog(tenant_id, name) WHERE deleted_at IS NULL;
DROP INDEX uq_tenant_instruction_skill_owner_name;
DROP INDEX uq_tenant_skill_catalog_name;
CREATE UNIQUE INDEX uq_tenant_skill_catalog_name ON tenant_skill_catalog(tenant_id, name) WHERE deleted_at IS NULL;
DROP INDEX uq_tenant_skill_catalog_legacy_check;
ALTER TABLE tenant_skill_catalog DROP COLUMN instruction_only;
ALTER TABLE tenant_skill_catalog DROP COLUMN created_by;