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Commit04700b6

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Rename TransactionChain functions
We call this thing a "transaction block" everywhere except in a fewfunctions, where it is mysteriously called a "transaction chain". Inthe SQL standard, a transaction chain is something different. So renamethese functions to match the common terminology.Reviewed-by: Alvaro Herrera <alvherre@alvh.no-ip.org>
1 parent8d47a90 commit04700b6

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14 files changed

+52
-52
lines changed

14 files changed

+52
-52
lines changed

‎src/backend/access/transam/xact.c‎

Lines changed: 14 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -310,7 +310,7 @@ static void CallSubXactCallbacks(SubXactEvent event,
310310
SubTransactionIdmySubid,
311311
SubTransactionIdparentSubid);
312312
staticvoidCleanupTransaction(void);
313-
staticvoidCheckTransactionChain(boolisTopLevel,boolthrowError,
313+
staticvoidCheckTransactionBlock(boolisTopLevel,boolthrowError,
314314
constchar*stmtType);
315315
staticvoidCommitTransaction(void);
316316
staticTransactionIdRecordTransactionAbort(boolisSubXact);
@@ -3134,7 +3134,7 @@ AbortCurrentTransaction(void)
31343134
}
31353135

31363136
/*
3137-
*PreventTransactionChain
3137+
*PreventInTransactionBlock
31383138
*
31393139
*This routine is to be called by statements that must not run inside
31403140
*a transaction block, typically because they have non-rollback-able
@@ -3151,7 +3151,7 @@ AbortCurrentTransaction(void)
31513151
*stmtType: statement type name, for error messages.
31523152
*/
31533153
void
3154-
PreventTransactionChain(boolisTopLevel,constchar*stmtType)
3154+
PreventInTransactionBlock(boolisTopLevel,constchar*stmtType)
31553155
{
31563156
/*
31573157
* xact block already started?
@@ -3190,8 +3190,8 @@ PreventTransactionChain(bool isTopLevel, const char *stmtType)
31903190
}
31913191

31923192
/*
3193-
*WarnNoTranactionChain
3194-
*RequireTransactionChain
3193+
*WarnNoTranactionBlock
3194+
*RequireTransactionBlock
31953195
*
31963196
*These two functions allow for warnings or errors if a command is executed
31973197
*outside of a transaction block. This is useful for commands that have no
@@ -3204,29 +3204,29 @@ PreventTransactionChain(bool isTopLevel, const char *stmtType)
32043204
*If we appear to be running inside a user-defined function, we do not
32053205
*issue anything, since the function could issue more commands that make
32063206
*use of the current statement's results. Likewise subtransactions.
3207-
*Thus these are inverses forPreventTransactionChain.
3207+
*Thus these are inverses forPreventInTransactionBlock.
32083208
*
32093209
*isTopLevel: passed down from ProcessUtility to determine whether we are
32103210
*inside a function.
32113211
*stmtType: statement type name, for warning or error messages.
32123212
*/
32133213
void
3214-
WarnNoTransactionChain(boolisTopLevel,constchar*stmtType)
3214+
WarnNoTransactionBlock(boolisTopLevel,constchar*stmtType)
32153215
{
3216-
CheckTransactionChain(isTopLevel, false,stmtType);
3216+
CheckTransactionBlock(isTopLevel, false,stmtType);
32173217
}
32183218

32193219
void
3220-
RequireTransactionChain(boolisTopLevel,constchar*stmtType)
3220+
RequireTransactionBlock(boolisTopLevel,constchar*stmtType)
32213221
{
3222-
CheckTransactionChain(isTopLevel, true,stmtType);
3222+
CheckTransactionBlock(isTopLevel, true,stmtType);
32233223
}
32243224

32253225
/*
32263226
* This is the implementation of the above two.
32273227
*/
32283228
staticvoid
3229-
CheckTransactionChain(boolisTopLevel,boolthrowError,constchar*stmtType)
3229+
CheckTransactionBlock(boolisTopLevel,boolthrowError,constchar*stmtType)
32303230
{
32313231
/*
32323232
* xact block already started?
@@ -3255,7 +3255,7 @@ CheckTransactionChain(bool isTopLevel, bool throwError, const char *stmtType)
32553255
}
32563256

32573257
/*
3258-
*IsInTransactionChain
3258+
*IsInTransactionBlock
32593259
*
32603260
*This routine is for statements that need to behave differently inside
32613261
*a transaction block than when running as single commands. ANALYZE is
@@ -3265,10 +3265,10 @@ CheckTransactionChain(bool isTopLevel, bool throwError, const char *stmtType)
32653265
*inside a function.
32663266
*/
32673267
bool
3268-
IsInTransactionChain(boolisTopLevel)
3268+
IsInTransactionBlock(boolisTopLevel)
32693269
{
32703270
/*
3271-
* Return true on same conditions that would makePreventTransactionChain
3271+
* Return true on same conditions that would makePreventInTransactionBlock
32723272
* error out
32733273
*/
32743274
if (IsTransactionBlock())

‎src/backend/commands/cluster.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -202,7 +202,7 @@ cluster(ClusterStmt *stmt, bool isTopLevel)
202202
* We cannot run this form of CLUSTER inside a user transaction block;
203203
* we'd be holding locks way too long.
204204
*/
205-
PreventTransactionChain(isTopLevel,"CLUSTER");
205+
PreventInTransactionBlock(isTopLevel,"CLUSTER");
206206

207207
/*
208208
* Create special memory context for cross-transaction storage.

‎src/backend/commands/dbcommands.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1476,7 +1476,7 @@ AlterDatabase(ParseState *pstate, AlterDatabaseStmt *stmt, bool isTopLevel)
14761476
dtablespace->defname),
14771477
parser_errposition(pstate,dtablespace->location)));
14781478
/* this case isn't allowed within a transaction block */
1479-
PreventTransactionChain(isTopLevel,"ALTER DATABASE SET TABLESPACE");
1479+
PreventInTransactionBlock(isTopLevel,"ALTER DATABASE SET TABLESPACE");
14801480
movedb(stmt->dbname,defGetString(dtablespace));
14811481
returnInvalidOid;
14821482
}

‎src/backend/commands/discard.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -63,7 +63,7 @@ DiscardAll(bool isTopLevel)
6363
* DISCARD ALL inside a transaction block would leave the transaction
6464
* still uncommitted.
6565
*/
66-
PreventTransactionChain(isTopLevel,"DISCARD ALL");
66+
PreventInTransactionBlock(isTopLevel,"DISCARD ALL");
6767

6868
/* Closing portals might run user-defined code, so do that first. */
6969
PortalHashTableDeleteAll();

‎src/backend/commands/portalcmds.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -63,7 +63,7 @@ PerformCursorOpen(DeclareCursorStmt *cstmt, ParamListInfo params,
6363
* user-visible effect).
6464
*/
6565
if (!(cstmt->options&CURSOR_OPT_HOLD))
66-
RequireTransactionChain(isTopLevel,"DECLARE CURSOR");
66+
RequireTransactionBlock(isTopLevel,"DECLARE CURSOR");
6767

6868
/*
6969
* Parse analysis was done already, but we still have to run the rule

‎src/backend/commands/subscriptioncmds.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -339,7 +339,7 @@ CreateSubscription(CreateSubscriptionStmt *stmt, bool isTopLevel)
339339
* replication slot.
340340
*/
341341
if (create_slot)
342-
PreventTransactionChain(isTopLevel,"CREATE SUBSCRIPTION ... WITH (create_slot = true)");
342+
PreventInTransactionBlock(isTopLevel,"CREATE SUBSCRIPTION ... WITH (create_slot = true)");
343343

344344
if (!superuser())
345345
ereport(ERROR,
@@ -897,7 +897,7 @@ DropSubscription(DropSubscriptionStmt *stmt, bool isTopLevel)
897897
* don't have the proper facilities for that.
898898
*/
899899
if (slotname)
900-
PreventTransactionChain(isTopLevel,"DROP SUBSCRIPTION");
900+
PreventInTransactionBlock(isTopLevel,"DROP SUBSCRIPTION");
901901

902902

903903
ObjectAddressSet(myself,SubscriptionRelationId,subid);

‎src/backend/commands/typecmds.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1321,7 +1321,7 @@ AlterEnum(AlterEnumStmt *stmt, bool isTopLevel)
13211321
!(tup->t_data->t_infomask&HEAP_UPDATED))
13221322
/* safe to do inside transaction block */ ;
13231323
else
1324-
PreventTransactionChain(isTopLevel,"ALTER TYPE ... ADD");
1324+
PreventInTransactionBlock(isTopLevel,"ALTER TYPE ... ADD");
13251325

13261326
AddEnumLabel(enum_type_oid,stmt->newVal,
13271327
stmt->newValNeighbor,stmt->newValIsAfter,

‎src/backend/commands/vacuum.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -186,11 +186,11 @@ vacuum(int options, List *relations, VacuumParams *params,
186186
*/
187187
if (options&VACOPT_VACUUM)
188188
{
189-
PreventTransactionChain(isTopLevel,stmttype);
189+
PreventInTransactionBlock(isTopLevel,stmttype);
190190
in_outer_xact= false;
191191
}
192192
else
193-
in_outer_xact=IsInTransactionChain(isTopLevel);
193+
in_outer_xact=IsInTransactionBlock(isTopLevel);
194194

195195
/*
196196
* Due to static variables vac_context, anl_context and vac_strategy,

‎src/backend/replication/walsender.c‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -1516,7 +1516,7 @@ exec_replication_command(const char *cmd_string)
15161516
break;
15171517

15181518
caseT_BaseBackupCmd:
1519-
PreventTransactionChain(true,"BASE_BACKUP");
1519+
PreventInTransactionBlock(true,"BASE_BACKUP");
15201520
SendBaseBackup((BaseBackupCmd*)cmd_node);
15211521
break;
15221522

@@ -1532,7 +1532,7 @@ exec_replication_command(const char *cmd_string)
15321532
{
15331533
StartReplicationCmd*cmd= (StartReplicationCmd*)cmd_node;
15341534

1535-
PreventTransactionChain(true,"START_REPLICATION");
1535+
PreventInTransactionBlock(true,"START_REPLICATION");
15361536

15371537
if (cmd->kind==REPLICATION_KIND_PHYSICAL)
15381538
StartReplication(cmd);
@@ -1542,7 +1542,7 @@ exec_replication_command(const char *cmd_string)
15421542
}
15431543

15441544
caseT_TimeLineHistoryCmd:
1545-
PreventTransactionChain(true,"TIMELINE_HISTORY");
1545+
PreventInTransactionBlock(true,"TIMELINE_HISTORY");
15461546
SendTimeLineHistory((TimeLineHistoryCmd*)cmd_node);
15471547
break;
15481548

‎src/backend/tcop/utility.c‎

Lines changed: 15 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -453,13 +453,13 @@ standard_ProcessUtility(PlannedStmt *pstmt,
453453
break;
454454

455455
caseTRANS_STMT_COMMIT_PREPARED:
456-
PreventTransactionChain(isTopLevel,"COMMIT PREPARED");
456+
PreventInTransactionBlock(isTopLevel,"COMMIT PREPARED");
457457
PreventCommandDuringRecovery("COMMIT PREPARED");
458458
FinishPreparedTransaction(stmt->gid, true);
459459
break;
460460

461461
caseTRANS_STMT_ROLLBACK_PREPARED:
462-
PreventTransactionChain(isTopLevel,"ROLLBACK PREPARED");
462+
PreventInTransactionBlock(isTopLevel,"ROLLBACK PREPARED");
463463
PreventCommandDuringRecovery("ROLLBACK PREPARED");
464464
FinishPreparedTransaction(stmt->gid, false);
465465
break;
@@ -473,7 +473,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
473473
ListCell*cell;
474474
char*name=NULL;
475475

476-
RequireTransactionChain(isTopLevel,"SAVEPOINT");
476+
RequireTransactionBlock(isTopLevel,"SAVEPOINT");
477477

478478
foreach(cell,stmt->options)
479479
{
@@ -490,12 +490,12 @@ standard_ProcessUtility(PlannedStmt *pstmt,
490490
break;
491491

492492
caseTRANS_STMT_RELEASE:
493-
RequireTransactionChain(isTopLevel,"RELEASE SAVEPOINT");
493+
RequireTransactionBlock(isTopLevel,"RELEASE SAVEPOINT");
494494
ReleaseSavepoint(stmt->options);
495495
break;
496496

497497
caseTRANS_STMT_ROLLBACK_TO:
498-
RequireTransactionChain(isTopLevel,"ROLLBACK TO SAVEPOINT");
498+
RequireTransactionBlock(isTopLevel,"ROLLBACK TO SAVEPOINT");
499499
RollbackToSavepoint(stmt->options);
500500

501501
/*
@@ -536,13 +536,13 @@ standard_ProcessUtility(PlannedStmt *pstmt,
536536

537537
caseT_CreateTableSpaceStmt:
538538
/* no event triggers for global objects */
539-
PreventTransactionChain(isTopLevel,"CREATE TABLESPACE");
539+
PreventInTransactionBlock(isTopLevel,"CREATE TABLESPACE");
540540
CreateTableSpace((CreateTableSpaceStmt*)parsetree);
541541
break;
542542

543543
caseT_DropTableSpaceStmt:
544544
/* no event triggers for global objects */
545-
PreventTransactionChain(isTopLevel,"DROP TABLESPACE");
545+
PreventInTransactionBlock(isTopLevel,"DROP TABLESPACE");
546546
DropTableSpace((DropTableSpaceStmt*)parsetree);
547547
break;
548548

@@ -592,7 +592,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
592592

593593
caseT_CreatedbStmt:
594594
/* no event triggers for global objects */
595-
PreventTransactionChain(isTopLevel,"CREATE DATABASE");
595+
PreventInTransactionBlock(isTopLevel,"CREATE DATABASE");
596596
createdb(pstate, (CreatedbStmt*)parsetree);
597597
break;
598598

@@ -611,7 +611,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
611611
DropdbStmt*stmt= (DropdbStmt*)parsetree;
612612

613613
/* no event triggers for global objects */
614-
PreventTransactionChain(isTopLevel,"DROP DATABASE");
614+
PreventInTransactionBlock(isTopLevel,"DROP DATABASE");
615615
dropdb(stmt->dbname,stmt->missing_ok);
616616
}
617617
break;
@@ -690,7 +690,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
690690
break;
691691

692692
caseT_AlterSystemStmt:
693-
PreventTransactionChain(isTopLevel,"ALTER SYSTEM");
693+
PreventInTransactionBlock(isTopLevel,"ALTER SYSTEM");
694694
AlterSystemSetConfigFile((AlterSystemStmt*)parsetree);
695695
break;
696696

@@ -756,13 +756,13 @@ standard_ProcessUtility(PlannedStmt *pstmt,
756756
* Since the lock would just get dropped immediately, LOCK TABLE
757757
* outside a transaction block is presumed to be user error.
758758
*/
759-
RequireTransactionChain(isTopLevel,"LOCK TABLE");
759+
RequireTransactionBlock(isTopLevel,"LOCK TABLE");
760760
/* forbidden in parallel mode due to CommandIsReadOnly */
761761
LockTableCommand((LockStmt*)parsetree);
762762
break;
763763

764764
caseT_ConstraintsSetStmt:
765-
WarnNoTransactionChain(isTopLevel,"SET CONSTRAINTS");
765+
WarnNoTransactionBlock(isTopLevel,"SET CONSTRAINTS");
766766
AfterTriggerSetState((ConstraintsSetStmt*)parsetree);
767767
break;
768768

@@ -808,7 +808,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
808808
* start-transaction-command calls would not have the
809809
* intended effect!
810810
*/
811-
PreventTransactionChain(isTopLevel,
811+
PreventInTransactionBlock(isTopLevel,
812812
(stmt->kind==REINDEX_OBJECT_SCHEMA) ?"REINDEX SCHEMA" :
813813
(stmt->kind==REINDEX_OBJECT_SYSTEM) ?"REINDEX SYSTEM" :
814814
"REINDEX DATABASE");
@@ -1307,7 +1307,7 @@ ProcessUtilitySlow(ParseState *pstate,
13071307
List*inheritors=NIL;
13081308

13091309
if (stmt->concurrent)
1310-
PreventTransactionChain(isTopLevel,
1310+
PreventInTransactionBlock(isTopLevel,
13111311
"CREATE INDEX CONCURRENTLY");
13121312

13131313
/*
@@ -1715,7 +1715,7 @@ ExecDropStmt(DropStmt *stmt, bool isTopLevel)
17151715
{
17161716
caseOBJECT_INDEX:
17171717
if (stmt->concurrent)
1718-
PreventTransactionChain(isTopLevel,
1718+
PreventInTransactionBlock(isTopLevel,
17191719
"DROP INDEX CONCURRENTLY");
17201720
/* fall through */
17211721

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