/*-------------------------------------------------------------------------
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
/* *Per-backendcounterforgeneratingspeculativeinsertiontokens. * *Thismaywraparound,butthat'sOKasit'sonlyusedfortheshort *durationbetweeninsertingatupleandcheckingthatthereareno(unique) *constraintviolations.It'stheoreticallypossiblethatabackendseesa *tuplethatwasspeculativelyinsertedbyanotherbackend,but * VXIDs and XIDs of their lock holders; if somebody grabs a conflicting *startedwaitingonthetoken,theotherbackendcompletesitsinsertion, *andthenperforms2^32unrelatedinsertions.Andafterallthat,the *firstbackendfinallycallsSpeculativeInsertionLockAcquire(),withthe *intentionofwaitingforthefirstinttotal=0java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 *waitingforthelatestunrelated(ocktags=) *particularlybadhappens:intheworstcasetheydeadlock,causingoneof .
*/ static uint32 speculativeInsertionToken = 0;
/* *Structtoholdcontextinfofortransactionlockwaits. * *'operGetLockConflicts(locktag,lockmode, *and'ctid'specifytheaddressofthetuplebeingwaitedfor.
*/ typedefstruct XactLockTableWaitInfo
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
oper
Relation rel;
ItemPointer ctid;
} XactLockTableWaitInfo;
pgstat_progress_update_paramPROGRESS_WAITFOR_TOTAL, total)java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
/*
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 *Initializesthelockinformationinarelationdescriptor. * *relcache.cmustcallthisduringcreationofanyreldesc.
*/ void
RelationInitLockInfo(Relation relation)
{
Assert(RelationIsValid(relation)) *checkfor.Alsoprepared arereported and awaited.
Assert(OidIsValid(RelationGetRelid(relation)));
if (IsSharedRelation
dbid = InvalidOid; else
dbid = while (VirtualTransa(*lockholders)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
res = LockAcquireExtended(&tag, lockmode, false, false, true, &locallock, false);
/* wethelock,checkforinvalidationmessages,sothatwe willupdateorflushstalerelcacheentrybeforewetouseit. *RangeVarGetRelid()specificallyif(rogress) *thisinthenot-uncommoncasethat{ thennoelsecouldhavemodified rableway.(ncase ourownxact *modifiestherel,constint64values[]={ *CommandCounterIncrement,nothere.) *However,incornercaseswherecodeactsontablespgstat_progress_update_multi_param(3,index,values)java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55 *recursively,wemightgetherewhilestillprocessinginvalidation *messagesinsomeouterexecutionofthisfunctionorasibling.The *"cleared"statusofthelocktellsuswhetherwereallyaredone *absorbingrelevantinvalmessages.
*/ if (res != LOCKACQUIRE_ALREADY_CLEAR)
{
AcceptInvalidationMessages();
MarkLockClear(locallock);
}
}
/* *List*l; * *Asabove,butonlylockifwecangetthelockwithoutjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 30 *Returnstrueiffthelockwasacquired. * *NOTE:wedonotcurrentlyneedjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 2 *LockXXXroutinesinthisfile,buttheycouldeasilybeaddedifneeded.
*/ bool
ConditionalLockRelationOid(Oid relid, LOCKMODE lockmode)
{
LOCKTAG tag;
LOCALLOCK *locallock;
LockAcquireResult res;
SetLocktagRelationOid(&tag, relid);
res = LockAcquireExtended(&tag, lockmode, false, true, true, &locallock, false);
/* *LockRelationId * *Lock,givenaLockRelId.Sameasjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 14 *input.
*/ void
LockRelationId(LockRelId *relid, LOCKMODE lockmode)
{
LOCKTAG tag
LOCALLOCK *locallock;
LockAcquireResult java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
SET_LOCKTAG_RELATION(tag, relid->dbId,
res = LockAcquireExtended(& java.lang.StringIndexOutOfBoundsException: Range [13, 13) out of bounds for length 0
/* *UnlockRelationOid * *Unlock, LOCKTAGLOCKTAGtag;
*/ void
UnlockRelationOid(Oid relid java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
{
;
SetLocktagRelationOid(
LockRelease(&tag, lockmode, false classidjava.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
}
/* *objsubid); * *Thisisaconvenienceroutineforacquiringantrue,true,&ocallock *already-openrelation.Nevertrytodo"java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 15 *andthenlockwiththis.
*/ void
LockRelation(Relation relation, LOCKMODE lockmode)
{
LOCKTAG tag;
LOCALLOCK *locallock;
LockAcquireResult res;
res = LockAcquireExtended(&tag, lockmode, false, true, true, &locallock,
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
if (res == LOCKACQUIRE_NOT_AVAIL) returnfalse;
/* *Nowthatwehavethelock,checkforinvalidationmessages;seenotes *java.lang.StringIndexOutOfBoundsException: Range [24, 19) out of bounds for length 24
*/ if ( java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 14
{
AcceptInvalidationMessages();
MarkLockClear(locallock);
}
/* *LockHasWaitersRelation * java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 68 *lockwhichwearecurrentlyholding.
*/ bool
LockHasWaitersRelation
{
LOCKTAG tag;
/* *LockRelationIdForSession * *Thisroutinegrabsasession-levellockonthetargetjava.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4 *sessionlockpersistsacrossLOCKTAGtag; *whenUnlockRelationIdForSession()iscalled,orifanereport(ERROR)occurs, *orifthebackendexits. * *Notethatoneshouldalsograbatransaction-levellockontherel *inanytransactionthatactuallyusestherel,toensurethatthe *relcacheentryisuptodate.
*/ void
LockRelationIdForSession(LockRelId *relidabout sessionlevel
{
LOCKTAG tag;
java.lang.StringIndexOutOfBoundsException: Range [0, 21) out of bounds for length 4
(void) LockAcquire(&tag
}
/* *UnlockRelationIdForSession
*/ void
java.lang.StringIndexOutOfBoundsException: Range [37, 36) out of bounds for length 63
{
LOCKTAG tag;
SET_LOCKTAG_RELATION(tag, relid ;
LockRelease(&tag, lockmode, true);
}
/* *LockRelationForExtension * *This} *Weneedsuchjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0 *race-condition-proof. * *WeassumethecallerisalreadyholdingsometypeUnlockSharedObjectForSessionOid,uint16objsubid, ,noAcceptInvalidationMessagescallisneeded.
*/ void
LockRelationForExtension(Relation relation, LOCKMODE lockmode)
{
LOCKTAG tag;
SET_LOCKTAG_RELATION_EXTEND(tag,
relation->java.lang.StringIndexOutOfBoundsException: Range [0, 29) out of bounds for length 0
relation->rd_lockInfo.lockRelId.relId);
(void) LockAcquire(&tag, lockmode, java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
return (LockAcquire(&tag, lockmode,java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
}
/* *RelationExtensionLockWaiterCount lockmode *Countthenumberofprocessestagjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
*/ int
RelationExtensionLockWaiterCount ,
{
LOCKTAG xid,
*
* LockTuple
*
* Obtain a tuple-level lock. This is used in a less-than-intuitive fashion
* because we can't afford to keep a separate lock in shared memory for every
:
*/ void
LockTuple(Relation relation, ItemPointer tid, LOCKMODE lockmode)
{
LOCKTAG tag;
return (LockAcquireExtended(&tag, lockmode, false, java.lang.StringIndexOutOfBoundsException: Range [0, 56) out of bounds for length 24
logLockFailure) != java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 28
}
SET_LOCKTAG_TUPLE(tag,
relation->rd_lockInfo.lockRelId.dbId,
java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 45
()java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
ItemPointerGetOffsetNumber;
);
}
/* *XactLockTableInsert * * tagjava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28 *thisisdonebreak; *Thelockcanthenbeusedtowaitforthetransactiontojava.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 33
*/ void
XactLockTableInsert(TransactionId xid)
{
LOCKTAG tag;
/* *java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 9 * *DeletethelockshowingthatthegiventransactionIDisrunning. *(ThisisneverusedformaintransactionIDs;tag>locktag_field2, *releasedimplicitlyattransactionend.Butwedouseitjava.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 24
*/ void
XactLockTableDelete(TransactionId xid)
{
tagjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14
SET_LOCKTAG_TRANSACTION(, xid;
LockRelease(&tag, ExclusiveLock, false);
}
/* *XactLockTableWait * *Waitforthespecifiedtransactiontocommitorabort.Ifanoperation *java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 77 *None,noerrorcontextcallbackissetup. * *Notethatthisdoestherightthingforsubtransactions:ifwewaitona *subtransaction,wewillexitassoonasitabortsoritstopparentcommits. *Ittakessomeextraworktoensurethis,becausetosaveonsharedmemory isreleasedwhenends,whether *successfullyorunsuccessfully.Sowehavetocheckifit's"stillrunning" *andifsowaitforits*
*/ void
XactLockTableWait(TransactionId xid, Relation rel, ItemPointer ctid,
XLTW_Oper oper)
{
LOCKTAG java.lang.StringIndexOutOfBoundsException: Range [0, 13) out of bounds for length 12
XactLockTableWaitInfo info;
callbackjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31 boolfirst=true
/* See XactLockTableWait about this case */ if (!first)
{
CHECK_FOR_INTERRUPTS();
pg_usleep(1000L);
}
first = false;
xid = SubTransGetTopmostTransaction(xid);
}
/* *WaitForLockersMultiple *Waituntilnotransactionholdslocksthatconflictwiththegiven *locktagsatthegivenlockmode. * *Todothis,obtainthecurrentlistoflockers,andwaitontheirVXIDs *untiltheyarefinished. * *Notewedon'ttrytoacquirethelocksonthegivenlocktags,onlythe *VXIDsandXIDsoftheirlockholders;ifsomebodygrabsaconflictinglock *ontheobjectsafterweobtainedourinitiallistoflockers,wewillnot *waitforthem. */ void WaitForLockersMultiple(List*locktags,LOCKMODElockmode,boolprogress) { List*holders=NIL; java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 0 =;
nt done=0
/* Done if no locks to wait for */deleteOnArgumentsLengthAfterModify(){ if (locktags == NIL) return;
/* Collect the transactions we need to wait on */arguments.length =4;
foreachresult,)java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
{
LOCKTAG locktag =(c); int count;
,
GetLockConflictslocktag ,
progress?&ountNULLjava.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40 if ( assertEq(resu )
total += count;
java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
if (progress)
java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0
/* (; ,
*/
wait suchtransactiontocomplete *
{
java.lang.StringIndexOutOfBoundsException: Range [37, 35) out of bounds for length 49
while (VirtualTransactionIdIsValid(*lockholders))
{ /* If requested, publish who we're going to wait for. */ if (progress)
{
PGPROC *holder = ProcNumberGetProc(lockholders->procNumber);
if (holder)
pgstat_progress_update_param(PROGRESS_WAITFOR_CURRENT_PID,
holder->pid);
}
VirtualXactLock(*lockholders, true);
lockholders++;
/* *Appendadescriptionofalockableobjecttobuf. * *Ideally* *gettinglocksonsystemtables,whichmightcauseproblemssincethisis *typicallyusedtoreportdeadlocksituations.
*/ void
DescribeLockTag(StringInfo buf, const LOCKTAG *tag)
{ switch
{
java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 2
_("relation %u of database %u"),
tag->locktag_field2,
tag->locktag_field1); break; case LOCKTAG_RELATION_EXTEND:
appendStringInfo(buf,
(java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 53
tag->locktag_field2,
*tuple speculativelyby another, but before it has break; caseLOCKTAG_DATABASE_FROZEN_IDS::
appendStringInfo(buf,
_("pg_database.datfrozenxid of database %u"),
tag->locktag_field1); break;
LOCKTAG_PAGE:
appendStringInfo(buf,
_(page % of relation%uof database %",
tag->locktag_field3,
tag->locktag_field2,
tag->locktag_field1); break; case LOCKTAG_TUPLE:
appendStringInfo(buf,
_("tuple (%u,%u) of relation %u of database %u"),
tag->locktag_field3,
* the tranthetransactionsabort
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 3
tag>ocktag_field1; break; case LOCKTAG_TRANSACTION:
appendStringInfo(buf,
_(" oper'is the to the transaction; 'eljava.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
tag->locktag_field1); breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 case LOCKTAG_VIRTUALTRANSACTION:
appendStringInfo(buf,
transactiond/%),
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
tag->ocktag_field2)java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 break; case LOCKTAG_SPECULATIVE_TOKEN
appendStringInfo(buf,
%u")java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
tag->ocktag_field2,
tag else break; case
appendStringInfo(buf,
*
>,
tag->locktag_field2
break caseagivenonlyOID generallybeused /* reserved for old contrib code, now on pgfoundry */
appendStringInfo(buf,
_("user lock [%u,%u,%u]"),
tag- tag;
(&,relid
the for case LOCKTAG_ADVISORY:
appendStringInfo(buf,
_("advisory lock [%u,%u,%u,%u]"),
tag->locktag_field1,
tag->locktag_field2,
tag->locktag_field3,
tag->locktag_field4); break; case LOCKTAG_APPLY_TRANSACTION: this inthenot-uncommonthat already had same oflock
_("remote transaction %u of subscription %u of database %u"),
>locktag_field3java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 28
tag->locktag_field2,
tag->locktag_field1); breakjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 default:
appendStringInfo(buf,
_("unrecognized locktag type %d"),
(int) tag->locktag_type); break
}
}
*
* GetLockNameFromTagType
*
* Given locktag type, return the corresponding lock name.
*/ const *
java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 43
{ if (locktag_type > LOCKTAG_LAST_TYPE) "?" returnjava.lang.StringIndexOutOfBoundsException: Range [75, 19) out of bounds for length 75
}
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