{"record":{"id":"cc7cab57f2beb818","repo":"apache/superset","slug":"created-by-fk-or-editor-only-supports-eq-got-cc7cab","errorCode":null,"errorMessage":"created_by_fk_or_editor only supports 'eq'; got '{c.opr}'","messagePattern":"created_by_fk_or_editor only supports 'eq'; got '(.+?)'","errorType":"validation","errorClass":"ValueError","httpStatus":400,"severity":"error","filePath":"superset/daos/dashboard.py","lineNumber":128,"sourceCode":"\n                operator_enum = ColumnOperatorEnum(c.opr)\n                subq = (\n                    select(dashboard_editors.c.dashboard_id)\n                    .join(\n                        Subject.__table__,\n                        Subject.__table__.c.id == dashboard_editors.c.subject_id,\n                    )\n                    .where(\n                        Subject.__table__.c.type == 1,\n                        operator_enum.apply(Subject.__table__.c.user_id, c.value),\n                    )\n                )\n                query = query.filter(\n                    Dashboard.id.in_(subq)  # type: ignore[attr-defined,unused-ignore]\n                )\n            elif c.col == \"created_by_fk_or_editor\":\n                if c.opr != \"eq\":\n                    raise ValueError(\n                        f\"created_by_fk_or_editor only supports 'eq'; got '{c.opr}'\"\n                    )\n                from superset.subjects.models import dashboard_editors, Subject\n\n                editor_subq = (\n                    select(dashboard_editors.c.dashboard_id)\n                    .join(\n                        Subject.__table__,\n                        Subject.__table__.c.id == dashboard_editors.c.subject_id,\n                    )\n                    .where(\n                        Subject.__table__.c.type == 1,\n                        Subject.__table__.c.user_id == c.value,\n                    )\n                )\n                query = query.filter(\n                    or_(\n                        Dashboard.created_by_fk == c.value,  # type: ignore[attr-defined,unused-ignore]","sourceCodeStart":110,"sourceCodeEnd":146,"githubUrl":"https://github.com/apache/superset/blob/f4587218dd19d046c3e4d00063e7d27f8a2ed354/superset/daos/dashboard.py#L110-L146","documentation":"ValueError raised in DashboardDAO's filter extension (superset/daos/dashboard.py:128): the synthetic filter column 'created_by_fk_or_editor' (dashboards created by a user OR edited by that user's subject) only supports the 'eq' operator; any other operator string is rejected before the query runs.","triggerScenarios":"Calling /api/v1/dashboard/ or DashboardDAO.find with filters=[{\"col\": \"created_by_fk_or_editor\", \"opr\": \"ne\"|\"in\"|...}] — the mirror of the chart variant.","commonSituations":"Shared filter-payload builders used across chart and dashboard endpoints that assume a uniform operator set; MCP tool clients probing filter columns.","solutions":["Use \"opr\": \"eq\" with a scalar user id.","For membership over several creators, issue multiple eq queries or use created_by_fk with in.","Check the dashboard resource's filter metadata (CHART_CUSTOM_FIELDS analog / filters endpoint) before sending."],"exampleFix":"# before\nfilters=[{\"col\": \"created_by_fk_or_editor\", \"opr\": \"ne\", \"value\": 1}]\n\n# after\nfilters=[{\"col\": \"created_by_fk_or_editor\", \"opr\": \"eq\", \"value\": 1}]","handlingStrategy":"validation","validationCode":"def dashboard_filters_valid(filters) -> bool:\n    return all(\n        not (f.get(\"col\") == \"created_by_fk_or_editor\" and f.get(\"opr\") != \"eq\")\n        for f in filters or []\n    )","typeGuard":"def is_eq_filter(f: dict) -> bool:\n    return f.get(\"opr\") == \"eq\"","tryCatchPattern":"try:\n    DashboardDAO.find(query=\", filters=filters)\nexcept ValueError as ex:\n    if \"created_by_fk_or_editor\" in str(ex):\n        filters = [{**f, \"opr\": \"eq\"} for f in filters]\n        results = DashboardDAO.find(query=\", filters=filters)","preventionTips":["Keep one shared validator for the created_by_fk_or_editor virtual column across chart/dashboard/dataset clients.","Use created_by_fk for operator-rich creator filters.","Validate payloads against the resource's filters endpoint."],"tags":["dao","dashboard","filters","validation"],"backgroundTag":null,"analyzedSha":"f4587218dd19d046c3e4d00063e7d27f8a2ed354","analyzedAt":"2026-08-14T22:39:27.425Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}