Here is a list of all struct and union fields with links to the structures/unions they belong to:

- o -

• oas : state
• obj : DictISpell
• objarg : AlterObjectSchemaStmt , AlterOwnerStmt , RenameStmt
• objargs : SecLabelStmt , AlterExtensionContentsStmt , CommentStmt
• object : ObjectAddressStack , OpFamilyMember , RenameStmt , AlterObjectSchemaStmt , AlterOwnerStmt
• object_end : jsonSemAction
• object_field_end : jsonSemAction
• object_field_start : jsonSemAction
• object_start : jsonSemAction
• objectId : ObjectAddress
• objects : InternalGrant , GrantStmt , DropStmt
• objectSubId : ObjectAddress
• objecttype : SQLDropObject
• objectType : AlterObjectSchemaStmt , AlterOwnerStmt
• objId : TSAnyCacheEntry
• objidentity : SQLDropObject
• objname : SQLDropObject , AlterExtensionContentsStmt , CommentStmt , SecLabelStmt
• objoid : CommentItem , SecLabelItem
• objsubid : CommentItem , SecLabelItem
• objType : _dumpableObject
• objtype : InternalGrant , InternalDefaultACL , GrantStmt , AlterExtensionContentsStmt , CommentStmt , SecLabelStmt
• obtypename : event_trigger_support_data
• OF : _outputContext , _archiveHandle
• off : GinBtreeStack
• offnum : SPPageDesc , spgxlogAddNode
• offnumHeadLeaf : spgxlogAddLeaf
• offnumInner : spgxlogPickSplit
• offnumLeaf : spgxlogAddLeaf
• offnumNew : spgxlogAddNode
• offnumParent : spgxlogAddLeaf , spgxlogMoveLeafs , spgxlogAddNode , spgxlogPickSplit
• offnumPostfix : spgxlogSplitTuple
• offnumPrefix : spgxlogSplitTuple
• offset : ginxlogInsert , GinScanEntryData , GISTENTRY , relopt_parse_elt , LimitState , LargeObjectDesc , tzEntry , variable , user_args , heap_page_items_state , QueuePosition , OffsetVarNodes_context , TSReadPointer
• offsetindex : itemIdSortData
• offsets : BufFile , xl_heap_multi_insert , TBMIterateResult
• offSize : _archiveHandle
• ofTypename : CreateStmt
• oid : typinfo , tablespaceinfo , unlogged_relation_entry , TableSpaceCacheEntry , CatalogId , _FuncCandidateList , ECPGtype_information_cache
• oid_catcache_id : ObjectPropertyType
• oid_in_function : CopyStateData
• oid_index_oid : ObjectPropertyType
• oid_typioparam : CopyStateData
• oid_value : ListCell
• oidCount : VariableCacheData
• oidHashValue : RI_ConstraintInfo
• oids : options , CopyStateData , _tableDataInfo
• old : _defines
• old_conpfeqop : Constraint
• old_db_oid : FileNameMap
• old_infobits_set : xl_heap_update
• old_rel_pages : LVRelStats
• old_rel_tuples : LVRelStats
• old_relfilenode : FileNameMap
• old_tablespace : FileNameMap
• old_tablespace_suffix : FileNameMap
• old_tablespaces : OSInfo
• old_tid : UnresolvedTupData
• old_varno : PLpgSQL_function
• old_xmax : xl_heap_update
• OldCommittedSxact : PredXactListData
• oldcontext : PLySubtransactionData
• olddataitemstotal : FindSplitData
• oldDesc : AlteredTableInfo
• oldestActiveXid : CheckPoint
• oldestMulti : CheckPoint
• oldestMultiDB : CheckPoint
• oldestMultiXactDB : MultiXactStateData
• oldestMultiXactId : MultiXactStateData
• oldestRunningXid : xl_running_xacts , RunningTransactionsData
• oldestXid : VariableCacheData , CheckPoint
• oldestXidDB : VariableCacheData , CheckPoint
• olditemid : itemIdSortData
• oldNode : IndexStmt
• oldowner : PLySubtransactionData
• oldstyle : DefineStmt
• on_error_rollback : _psqlSettings
• on_error_stop : _psqlSettings
• onCommit : IntoClause
• oncommit : OnCommitItem , CreateStmt
• oneCol : GinState
• oneshot : _SPI_plan
• onlyKey : Tuplesortstate
• op : QPRS_STATE , INFIX , PullFilter , PushFilter , TSQueryParserStateData , SelectStmt , SetOperationStmt , MinMaxExpr , XmlExpr , subre
• opad : px_hmac
• opaque : IndexScanDescData
• opcfamily : opclasscacheent
• opcintype : opclasscacheent , IndexOptInfo
• opclass : IndexElem
• opclassname : CreateOpClassStmt
• opclassoid : opclasscacheent
• opcollid : OpExpr
• openCursorCount : remoteConn
• opened : cursor
• oper : QueryOperator
• operand : CHKVAL , QTN2QTState
• operandexist : QueryRepresentation
• operation : QueryDesc , ModifyTableState , ModifyTable
• operName : SubLink
• opexpr : ArrayConstIterState , ArrayExprIterState
• opfamilies : RowCompareExpr
• opfamily : IndexOptInfo , MergeScanSelCache
• opfamily_id : OpBtreeInterpretation
• opfamilyname : CreateOpFamilyStmt , CreateOpClassStmt , AlterOpFamilyStmt
• opfuncid : OpExpr , ScalarArrayOpExpr
• oplefttype : OpBtreeInterpretation
• opno : OpExpr , ScalarArrayOpExpr
• opnos : RowCompareExpr
• opr_oid : OprCacheEntry
• oprcode : _oprInfo
• opresulttype : OpExpr
• opretset : OpExpr
• oprighttype : OpBtreeInterpretation
• oprisdelim : TSVectorParseStateData
• oprkind : _oprInfo
• oprname : OprCacheKey
• opt : printTableContent
• opt_type : PLpgSQL_raise_option
• optcontext : ConnectionOption , FileFdwOption , PgFdwOption
• options : IntoClause , config_enum , TransactionStmt , ExplainStmt , FileFdwPlanState , FileFdwExecutionState , _indxInfo , ForeignDataWrapper , ForeignServer , UserMapping , ForeignTable , ViewStmt , TableLikeClause , AlterDefaultPrivilegesStmt , CopyStmt , Constraint , BaseBackupCmd , AlterTableSpaceOptionsStmt , CreateExtensionStmt , AlterUserMappingStmt , DeclareCursorStmt , CreateFdwStmt , AlterSeqStmt , CreateSeqStmt , AlterFdwStmt , CreateForeignServerStmt , CreateForeignTableStmt , CreateUserMappingStmt , CreateFunctionStmt , CreateRoleStmt , AlterRoleStmt , IndexStmt , AlterForeignServerStmt , CreatedbStmt , AlterDatabaseStmt , VacuumStmt , AlterTSDictionaryStmt , AlterExtensionStmt , PLpgSQL_stmt_raise , CreateStmt , StartupPacket
• options_valid : pg_conn
• optname : ConnectionOption , FileFdwOption , relopt_parse_elt
• opts : AttoptCacheEntry , TableSpaceCacheEntry
• opttype : relopt_parse_elt
• orclause : RestrictInfo
• ordColIdx : WindowAgg
• ordEqfunctions : WindowAggState
• order_family : CreateOpClassItem
• orderByData : IndexScanDescData
• orderClause : WindowDef , WindowClause
• ordered : catclist
• ordering : IndexElem
• ordNumCols : WindowAgg
• ordOperators : WindowAgg
• orig_str : regexp_matches_ctx
• origblkno : gistxlogPageSplit
• origleaf : gistxlogPageSplit
• orignsn : gistxlogPageSplit
• origrlink : gistxlogPageSplit
• origslot : EPQState
• origTupdesc : GinState
• out : Syn , PLyTypeInfo
• out_functions : CopyStateData
• out_param_varno : PLpgSQL_function
• outBuffer : pg_conn
• outBufSize : pg_conn
• outchain : arc
• outConflicts : SERIALIZABLEXACT
• outCount : pg_conn
• outdesc : ConvertRowtypeExprState , TupleConversionMap
• outer_hashfunctions : HashJoinTableData
• outer_hasSubLinks : pullup_replace_vars_context
• outer_is_left : RestrictInfo
• outer_itlist : fix_join_expr_context
• outer_match_frac : SemiAntiJoinFactors
• outer_matched_rows : JoinCostWorkspace
• outer_planstate : deparse_namespace
• outer_relids : RestrictInfo
• outer_rows : JoinCostWorkspace
• outer_selec : RestrictInfo
• outer_skip_rows : JoinCostWorkspace
• outer_tlist : deparse_namespace
• outerBatchFile : HashJoinTableData
• outerjoin_delayed : RestrictInfo
• outerjoinpath : JoinPath
• outersortkeys : MergePath
• outfunc : CoerceViaIOState
• outisnull : TupleConversionMap
• outlen : Syn
• outLink : RWConflictData
• outlist : statement
• outMsgEnd : pg_conn
• outMsgStart : pg_conn
• outproc : typinfo
• output : TBMIterator
• output_cid : DR_intorel , DR_transientrel
• output_to_client : ErrorData
• output_to_server : ErrorData
• outputKind : _archiveHandle
• outs : sset , state
• outsarea : smalldfa , dfa
• outvalues : TupleConversionMap , TStoreState
• over : FuncCall
• overflowed : TrgmNFA , PGXACT
• overlap : ConsiderSplitContext
• override : AlterTSConfigurationStmt
• own_data : MBuf
• owner : TwoPhaseFileHeader , LOCALLOCKOWNER , GlobalTransactionData , _tocEntry , CreateTableSpaceStmt , ForeignDataWrapper , ForeignServer
• owner_pid : Latch
• ownerId : CreateSeqStmt
• owning_col : _tableInfo
• owning_tab : _tableInfo