{"record":{"id":"07fae45085ad81e4","repo":"chroma-core/chroma","slug":"or-requires-at-least-one-condition","errorCode":null,"errorMessage":"$or requires at least one condition","messagePattern":"\\$or requires at least one condition","errorType":"validation","errorClass":"ValueError","httpStatus":null,"severity":"error","filePath":"chromadb/execution/expression/operator.py","lineNumber":122,"sourceCode":"                raise ValueError(\"$and requires at least one condition\")\n            if len(data) > 1:\n                raise ValueError(\n                    \"$and cannot be combined with other fields in the same dict\"\n                )\n\n            conditions = [Where.from_dict(c) for c in data[\"$and\"]]\n            if len(conditions) == 1:\n                return conditions[0]\n            result = conditions[0]\n            for c in conditions[1:]:\n                result = result & c\n            return result\n\n        elif \"$or\" in data:\n            if not isinstance(data[\"$or\"], list):\n                raise TypeError(f\"$or must be a list, got {type(data['$or']).__name__}\")\n            if len(data[\"$or\"]) == 0:\n                raise ValueError(\"$or requires at least one condition\")\n            if len(data) > 1:\n                raise ValueError(\n                    \"$or cannot be combined with other fields in the same dict\"\n                )\n\n            conditions = [Where.from_dict(c) for c in data[\"$or\"]]\n            if len(conditions) == 1:\n                return conditions[0]\n            result = conditions[0]\n            for c in conditions[1:]:\n                result = result | c\n            return result\n\n        else:\n            # Single field condition\n            if len(data) != 1:\n                raise ValueError(\n                    f\"Where dict must contain exactly one field, got {len(data)}\"","sourceCodeStart":104,"sourceCodeEnd":140,"githubUrl":"https://github.com/chroma-core/chroma/blob/aecdd12c8a891610db8653630b066b32ceb678b5/chromadb/execution/expression/operator.py#L104-L140","documentation":"Error \"$or requires at least one condition\" thrown in chroma-core/chroma.","triggerScenarios":"Thrown at chromadb/execution/expression/operator.py:122 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"aecdd12c8a891610db8653630b066b32ceb678b5","analyzedAt":"2026-08-16T21:53:27.228Z","schemaVersion":2},"datasetVersion":"2026-08-16T23:17:17.608Z"}