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

- h -

h : macaddr8, pg_sha1_ctx
hadDumper : _tocEntry
handed_out_io : PgAioBackend
handle : df_files, DIR, dsa_area_control, dshash_table_control, dsm_control_item, dsm_segment, DSMRegistryEntry, MessageDLL, worker_state
handle_data : PgAioCtl
handle_data_len : PgAioHandle
handler : FileTag, ParallelSlot
handler_context : ParallelSlot
handler_name : CreateAmStmt
handler_set : DumpSignalInformation
has_arg : option
has_clone : RestrictInfo
has_data : DecodedBkpBlock
has_eclass_joins : RelOptInfo
has_exception_block : PLpgSQL_function
has_exec_param : GeneratePruningStepsContext
has_final_sort : PgFdwPathExtraData
has_generated_stored : TupleConstr
has_generated_virtual : TupleConstr
has_image : DecodedBkpBlock
has_limit : PgFdwPathExtraData
has_mutable_arg : GeneratePruningStepsContext
has_mutable_op : GeneratePruningStepsContext
has_non_vars : indexed_tlist
has_not_null : TupleConstr
has_nulls : ExprEvalStep
has_ph_vars : indexed_tlist
has_returning : PgFdwDirectModifyState, PgFdwModifyState
has_scram_keys : Port
has_subtype_diff : ConsiderSplitContext
has_tz : fmt_tz, TmFromChar
has_version : AlterForeignServerStmt
has_volatile_expr : PathTarget
hasAlternativeSubPlans : PlannerInfo
hascolumnACLs : _tableInfo
hash : ArrayAnalyzeExtraData, avc_cache, BlockRefTable, collation_cache_entry, dshash_table_item, fasthash_state, HASHCTL, HTAB, JHashState, JsonPathGinPath, MemoizeEntry, PathHashStack, pg_hmac_ctx, pg_unicode_decompinfo, pg_unicode_norminfo, pg_unicode_recompinfo, ResourceOwnerData, ScalarArrayOpExprHashEntry, ScanKeywordList, sset, TupleHashEntryData
hash_batches : AggState
hash_batches_used : AggregateInstrumentation, AggState
hash_disk_used : AggregateInstrumentation, AggState
hash_ever_spilled : AggState
hash_expr : HashState
hash_extended_proc : TypeCacheEntry
hash_extended_proc_finfo : TypeCacheEntry
hash_fcinfo_data : ScalarArrayOpExprHashTable
hash_finfo : ScalarArrayOpExprHashTable
hash_function : dshash_parameters
hash_handle : PgStat_ShmemControl
hash_mem_limit : AggState
hash_mem_peak : AggregateInstrumentation, AggState
hash_metacxt : AggState
hash_ngroups_current : AggState
hash_ngroups_limit : AggState
hash_operators : MemoizePath
hash_opf : TypeCacheEntry
hash_opintype : TypeCacheEntry
hash_pergroup : AggState
hash_planned_partitions : AggState
hash_proc : TypeCacheEntry
hash_proc_finfo : TypeCacheEntry
hash_sets_idx : grouping_sets_data
hash_spill_mode : AggState
hash_spill_rslot : AggState
hash_spill_wslot : AggState
hash_spills : AggState
hash_table : dshash_seq_status
hash_tapeset : AggState
hash_type : fe_scram_state, scram_state
hash_value : CatCInProgress, catclist, catctup
hashable : RollupData
hasHashvalue : HASH_SEQ_STATUS
hasHavingQual : PlannerInfo
hashclauses : HashJoin, HashJoinState
hashcode : LOCALLOCK
hashcollations : HashJoin
hashcontext : AggState
hashCxt : HashJoinTableData
hashdatum : ExprEvalStep
hashdatum_initvalue : ExprEvalStep
hashedscalararrayop : ExprEvalStep
hashentrysize : AggState
hashesArr : hyperLogLogState
hashFn : BloomState
hashfunctions : AggStatePerHashData, MemoizeState, RecursiveUnionState, SetOpState
hashGrpColIdxHash : AggStatePerHashData
hashGrpColIdxInput : AggStatePerHashData
hashiter : AggStatePerHashData, SetOpState
hashkeydesc : MemoizeState
hashkeys : Hash, HashJoin
hashm_bmshift : HashMetaPageData
hashm_bmsize : HashMetaPageData
hashm_bsize : HashMetaPageData
hashm_ffactor : HashMetaPageData
hashm_firstfree : HashMetaPageData
hashm_highmask : HashMetaPageData
hashm_lowmask : HashMetaPageData
hashm_magic : HashMetaPageData
hashm_mapp : HashMetaPageData
hashm_maxbucket : HashMetaPageData
hashm_nmaps : HashMetaPageData
hashm_ntuples : HashMetaPageData
hashm_ovflpoint : HashMetaPageData
hashm_procid : HashMetaPageData
hashm_spares : HashMetaPageData
hashm_version : HashMetaPageData
hashnulls : SubPlanState
hasho_bucket : HashPageOpaqueData, HashPageStat
hasho_flag : HashPageOpaqueData, HashPageStat
hasho_nextblkno : HashPageOpaqueData, HashPageStat
hasho_page_id : HashPageOpaqueData, HashPageStat
hasho_prevblkno : HashPageOpaqueData, HashPageStat
hashoperators : HashJoin
hashp : HASH_SEQ_STATUS
hashslot : AggStatePerHashData
hashso_buc_populated : HashScanOpaqueData
hashso_buc_split : HashScanOpaqueData
hashso_bucket_buf : HashScanOpaqueData
hashso_sk_hash : HashScanOpaqueData
hashso_split_bucket_buf : HashScanOpaqueData
hashtab : NotificationList, ScalarArrayOpExprHashTable, TupleHashTableData
hashtable : AggStatePerHashData, HashState, MemoizeState, RecursiveUnionState, SetOpState, SubPlanState
hashtablecxt : SubPlanState
hashtempcxt : SubPlanState
hashval : _catalogIdMapEntry, RoleNameEntry
hashvalue : HASH_SEQ_STATUS, HASHELEMENT, HashJoinTupleData, HashSkewBucket
hashValue : PlanInvalItem, SharedInvalCatcacheMsg
hasindex : _tableInfo
hasJoinRTEs : PlannerInfo, substitute_grouped_columns_context
haslast : AggStatePerTransData
hasLateralRTEs : PlannerInfo
hasMatchKey : pendingPosition
hasMessages : ProcState
hasModifyingCTE : PlannedStmt
hasNonPartialAggs : PlannerInfo
hasNonSerialAggs : PlannerInfo
hasnull : ExpandedRecordHeader
hasoids : _tableInfo
hasperiod : RI_ConstraintInfo
haspos : WordEntry
hasPrefix : spgChooseIn, spgInnerConsistentIn, spgPickSplitOut
hasPseudoConstantQuals : PlannerInfo
hasRecursion : PlannerInfo
hasReturning : PlannedStmt
hasRowSecurity : fireRIRonSubLink_context
hasrules : _tableInfo
hasSeek : lclContext
hasSpace() : llvm::backport::SectionMemoryManager
hassublinks : RowSecurityPolicy
hasSystemCols : PgFdwDirectModifyState
hastriggers : _tableInfo
hastup : PruneFreezeResult, PruneState
have_carry_space : NumericSumAccum
have_else : PLpgSQL_stmt_case
have_error : ConnCacheEntry
have_hibound : RangeQueryClause
have_implic : OprProofCacheEntry
have_lobound : RangeQueryClause
have_lookahead : base_yy_extra_type
have_non_var_grouping : substitute_grouped_columns_context
have_prep_stmt : ConnCacheEntry
have_refute : OprProofCacheEntry
have_static_pending_cb : PgStat_KindInfo
haveblock : SampleScanState
haveDatum1 : TuplesortPublic
havedead : BTBuildState, BTShared
haveDups : cmpEntriesArg
havehashrows : SubPlanState
havenullrows : SubPlanState
HavePartialClearedThrough : PredXactListData
havingClause : SelectStmt
havingQual : GroupPathExtraData, Query
hba : Port
hctl : HASHCTL, HTAB
hcxt : HASHCTL, HTAB
hdr : ExpandedArrayHeader, ExpandedRecordHeader, FreePageBtree
hdrmask : MemoryChunk
head : AfterTriggerEventList, AioWorkerSubmissionQueue, AsyncQueueControl, ConditionalStackData, dlist_head, GinMetaPageData, ListParsedLex, LsnReadQueue, PgBenchExprList, proclist_head, RecoveryLockXidEntry, SimpleActionList, SimpleOidList, SimplePtrList, SimpleStringList, slist_head, ss_scan_locations_t, TablespaceList, xllist
header : _PQprintOpt, AllocSetContext, BlocktableEntry, BumpContext, DecodedXLogRecord, dsa_segment_map, GenerationContext, JsonbContainer, JsonPath, NDBOX, PgStatShared_Backend, PgStatShared_Database, PgStatShared_Function, PgStatShared_InjectionPoint, PgStatShared_Relation, PgStatShared_ReplSlot, PgStatShared_Subscription, printTableContent, SlabContext, TarMethodFile
header_length : rfile
header_line : CopyFormatOptions
header_nl_left : printTextFormat, unicodeStyleFormat
header_nl_right : printTextFormat, unicodeStyleFormat
headers : async_ctx, printTableContent
headKnownAssignedXids : ProcArrayStruct
headlineOid : TSParserCacheEntry
headPage : SerialControlData
headXid : SerialControlData
heap : BTBuildState, BTSpool, BTWriteState, GISTSearchItem, ReorderBufferIterTXNState
heap_lockmode : DropRelationCallbackState
heap_only : PatternInfo
heap_rel : SysScanDescData
heap_tuples : IndexBuildResult
heapallindexed : AmcheckOptions, BtreeCheckState
heapBlk : xl_brin_desummarize, xl_brin_insert
heapkeyspace : BtreeCheckState, BTScanInsertData
heapOid : DropRelationCallbackState
heaponly_items : PruneState
heapPtr : BloomTuple, GISTSearchHeapItem, SpGistLeafTupleData, SpGistSearchItem
heapPtrs : SpGistScanOpaqueData
heaprel : BtreeCheckState, GISTBuildState
heapRel : GISTInsertState, HashBuildState
heaprel : IndexVacuumInfo, ParallelVacuumState
heapRel : TuplesortIndexArg
heapRelation : IndexScanDescData
heaprelid : BrinShared, BTShared, GinBuildShared
heapTid : BTScanPosItem, HashScanPosItem
heaptuplespresent : BtreeCheckState
height : _avl_node
held : LOCALPREDICATELOCK
heldLocks : PGPROC
hh : TmFromChar
hi : INT128, test128
hiarraycols : colormap
hiarrayrows : colormap
hibound : RangeQueryClause
hicolormap : colormap
hidden : config_enum_entry
hidden_subquery_rels : PgFdwRelationInfo
hide_compression : _psqlSettings
hide_ctx : ErrorData
hide_stmt : ErrorData
hide_tableam : _psqlSettings
hide_workers : ExplainState
high : BOX, lquery_level, Range
high_mask : HASHHDR, HSpool, TuplesortIndexHashArg
high_segment_index : dsa_area, dsa_area_control
highest_extern_param_id : JumbleState
highest_offset_read : rfile
highest_value : IntegerSet
hindex : PGLZ_HistEntry
hinstrument : HashState, SharedHashInfo
hint : ErrorData
histcontrol : _psqlSettings
historic : SummarizerReadLocalXLogPrivate
histsize : _psqlSettings
hit : XLogPrefetchStats
hj_CurBucketNo : HashJoinState
hj_CurHashValue : HashJoinState
hj_CurSkewBucketNo : HashJoinState
hj_CurTuple : HashJoinState
hj_FirstOuterTupleSlot : HashJoinState
hj_HashTable : HashJoinState
hj_HashTupleSlot : HashJoinState
hj_JoinState : HashJoinState
hj_MatchedOuter : HashJoinState
hj_NullInnerTupleSlot : HashJoinState
hj_NullOuterTupleSlot : HashJoinState
hj_OuterHash : HashJoinState
hj_OuterNotEmpty : HashJoinState
hj_OuterTupleSlot : HashJoinState
hl : test128
hll_card : HashAggSpill
hmacctx : pg_hmac_ctx
hoff : ExpandedRecordHeader
holdContext : PortalData
holdMask : LockInstanceData, PROCLOCK
holdSnapshot : PortalData
holdsStrongLockCount : LOCALLOCK
holdStore : PortalData
hole_length : DecodedBkpBlock, XLogRecordBlockCompressHeader
hole_offset : DecodedBkpBlock, XLogRecordBlockImageHeader
hook : LabelProvider
horizontal : unicodeStyleBorderFormat, unicodeStyleRowFormat
host : adhoc_opts, pg_conn_host
hostaddr : pg_conn_host
hostname : HbaLine, options
hot_cache : avc_cache
how_many : PLpgSQL_stmt_fetch
howMany : FetchStmt
hrule : printTextLineFormat
htids : BTDedupStateData
html3 : _PQprintOpt
htsv : PruneState
htup : ReorderTuple
htups : ValidateIndexState
hypothetical : IndexOptInfo