{"id":"b68004c5c314170b","repo":"jackc/pgx","slug":"while-processing-rows-w","errorCode":null,"errorMessage":"While processing rows: %w","messagePattern":"While processing rows: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"derived_types.go","lineNumber":248,"sourceCode":"\t\t\t}\n\n\t\t\ttype_ = &pgtype.Type{Name: ti.TypeName, OID: ti.Oid, Codec: &pgtype.MultirangeCodec{ElementType: dt}}\n\t\tdefault:\n\t\t\treturn nil, fmt.Errorf(\"Unknown typtype %q was found while registering %q\", ti.Typtype, ti.TypeName)\n\t\t}\n\n\t\t// the type_ is impossible to be null\n\t\tm.RegisterType(type_)\n\t\tif ti.NspName != \"\" {\n\t\t\tnspType := &pgtype.Type{Name: ti.NspName + \".\" + type_.Name, OID: type_.OID, Codec: type_.Codec}\n\t\t\tm.RegisterType(nspType)\n\t\t\tresult = append(result, nspType)\n\t\t}\n\t\tresult = append(result, type_)\n\t}\n\n\tif err := rows.Err(); err != nil {\n\t\treturn nil, fmt.Errorf(\"While processing rows: %w\", err)\n\t}\n\n\treturn result, nil\n}\n\n// serverVersion returns the postgresql server version.\nfunc serverVersion(c *Conn) (int64, error) {\n\tserverVersionStr := c.PgConn().ParameterStatus(\"server_version\")\n\tserverVersionStr = regexp.MustCompile(`^[0-9]+`).FindString(serverVersionStr)\n\t// if not PostgreSQL do nothing\n\tif serverVersionStr == \"\" {\n\t\treturn 0, fmt.Errorf(\"Cannot identify server version in %q\", serverVersionStr)\n\t}\n\n\tversion, err := strconv.ParseInt(serverVersionStr, 10, 64)\n\tif err != nil {\n\t\treturn 0, fmt.Errorf(\"postgres version parsing failed: %w\", err)\n\t}","sourceCodeStart":230,"sourceCodeEnd":266,"githubUrl":"https://github.com/jackc/pgx/blob/ec1a0befd22592cffffdeeb0a50311b506372f4c/derived_types.go#L230-L266","documentation":"Error \"While processing rows: %w\" thrown in jackc/pgx.","triggerScenarios":"Thrown at derived_types.go:248 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"analyzedSha":"ec1a0befd22592cffffdeeb0a50311b506372f4c","analyzedAt":"2026-08-04T22:52:11.263Z","schemaVersion":2}