diff options
Diffstat (limited to 'src/include/access/xact.h')
| -rw-r--r-- | src/include/access/xact.h | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/include/access/xact.h b/src/include/access/xact.h index e7d11913d13..5b37c058427 100644 --- a/src/include/access/xact.h +++ b/src/include/access/xact.h @@ -71,8 +71,27 @@ typedef enum /* Synchronous commit level */ extern int synchronous_commit; -/* Kluge for 2PC support */ -extern bool MyXactAccessedTempRel; +/* + * Miscellaneous flag bits to record events which occur on the top level + * transaction. These flags are only persisted in MyXactFlags and are intended + * so we remember to do certain things later in the transaction. This is + * globally accessible, so can be set from anywhere in the code which requires + * recording flags. + */ +extern int MyXactFlags; + +/* + * XACT_FLAGS_ACCESSEDTEMPREL - set when a temporary relation is accessed. We + * don't allow PREPARE TRANSACTION in that case. + */ +#define XACT_FLAGS_ACCESSEDTEMPREL (1U << 0) + +/* + * XACT_FLAGS_ACQUIREDACCESSEXCLUSIVELOCK - records whether the top level xact + * logged any Access Exclusive Locks. + */ +#define XACT_FLAGS_ACQUIREDACCESSEXCLUSIVELOCK (1U << 1) + /* * start- and end-of-transaction callbacks for dynamically loaded modules @@ -137,6 +156,7 @@ typedef void (*SubXactCallback) (SubXactEvent event, SubTransactionId mySubid, #define XACT_XINFO_HAS_INVALS (1U << 3) #define XACT_XINFO_HAS_TWOPHASE (1U << 4) #define XACT_XINFO_HAS_ORIGIN (1U << 5) +#define XACT_XINFO_HAS_AE_LOCKS (1U << 6) /* * Also stored in xinfo, these indicating a variety of additional actions that @@ -364,12 +384,13 @@ extern XLogRecPtr XactLogCommitRecord(TimestampTz commit_time, int nrels, RelFileNode *rels, int nmsgs, SharedInvalidationMessage *msgs, bool relcacheInval, bool forceSync, + int xactflags, TransactionId twophase_xid); extern XLogRecPtr XactLogAbortRecord(TimestampTz abort_time, int nsubxacts, TransactionId *subxacts, int nrels, RelFileNode *rels, - TransactionId twophase_xid); + int xactflags, TransactionId twophase_xid); extern void xact_redo(XLogReaderState *record); /* xactdesc.c */ |