{"record":{"id":"46ad820cfbe6d3c8","repo":"t8y2/dbx","slug":"informix-metadata-owner-is-unavailable-for-an-unqu","errorCode":null,"errorMessage":"Informix metadata owner is unavailable for an unqualified request","messagePattern":"Informix metadata owner is unavailable for an unqualified request","errorType":"exception","errorClass":"IllegalStateException","httpStatus":null,"severity":"error","filePath":"agents/drivers/informix/src/main/java/com/dbx/agent/informix/InformixAgent.java","lineNumber":563,"sourceCode":"        args.add(owner);\n    }\n\n    private void appendRoutineOwnerPredicate(StringBuilder sql, List<Object> args, String schema) {\n        String owner = metadataOwner(schema);\n        sql.append(\" AND owner = ?\");\n        args.add(owner);\n    }\n\n    private String metadataOwner(String schema) {\n        String owner = normalizeOwner(schema);\n        if (!owner.isEmpty()) {\n            return owner;\n        }\n        owner = normalizeOwner(loginOwner);\n        if (!owner.isEmpty()) {\n            return owner;\n        }\n        throw new IllegalStateException(\"Informix metadata owner is unavailable for an unqualified request\");\n    }\n\n    private static String normalizeOwner(String schema) {\n        return schema == null ? \"\" : schema.trim();\n    }\n\n    private static void appendInformixTableTypePredicate(StringBuilder sql, MetadataListConstraints constraints) {\n        if (!constraints.hasObjectTypes()) {\n            return;\n        }\n        List<String> types = new ArrayList<>();\n        if (constraints.tableTypeAllowed(\"TABLE\")) {\n            types.add(\"'T'\");\n        }\n        if (constraints.tableTypeAllowed(\"VIEW\")) {\n            types.add(\"'V'\");\n        }\n        if (types.isEmpty()) {","sourceCodeStart":545,"sourceCodeEnd":581,"githubUrl":"https://github.com/t8y2/dbx/blob/c0390bff16418b651f4728520d99adf8ce48829a/agents/drivers/informix/src/main/java/com/dbx/agent/informix/InformixAgent.java#L545-L581","documentation":"InformixAgent.metadataOwner resolves the owner/schema used to qualify metadata lookups. When no explicit owner was supplied and the login-derived owner normalizes to an empty string, the agent cannot build an unqualified metadata request, so it throws IllegalStateException.","triggerScenarios":"Requesting metadata (tables/columns for an owner) with no owner qualifier in params and metadataOwner/loginOwner returning null/blank.","commonSituations":"Connecting with an account that has no resolvable default owner/schema; metadata API called without a schema/owner parameter; driver returned empty current schema.","solutions":["Pass an explicit owner/schema qualifier in the metadata request or connection params","Connect as a user whose default owner Informix can report (check the login user's default schema)","Pre-qualify object names (owner.table) in the query so the owner resolution path is not needed"],"exampleFix":"// before\nMap.of(\"method\", \"metadata_tables\")  // no owner\n// after\nMap.of(\"method\", \"metadata_tables\", \"owner\", \"informix\");","handlingStrategy":"validation","validationCode":"if (params.get(\"owner\") == null || params.get(\"owner\").isBlank()) {\n    params.put(\"owner\", resolveDefaultOwnerOr(\"informix\"));\n}","typeGuard":null,"tryCatchPattern":"try {\n    return agent.metadata(request);\n} catch (IllegalStateException e) {\n    if (e.getMessage().contains(\"metadata owner is unavailable\")) {\n        request.put(\"owner\", explicitOwner); // retry with explicit owner\n    }\n    throw e;\n}","preventionTips":["Always supply an explicit owner/schema for metadata requests","Connect with accounts that have a resolvable default owner","Validate required metadata parameters client-side before dispatch"],"tags":["informix","metadata","schema","configuration"],"backgroundTag":"missing-required-parameter","analyzedSha":"c0390bff16418b651f4728520d99adf8ce48829a","analyzedAt":"2026-09-05T23:05:10.900Z","contentChangedAt":"2026-09-05T23:05:10.900Z","schemaVersion":2},"datasetVersion":"2026-09-14T00:17:10.932Z"}