Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commite613ace

Browse files
committed
Doc: add comments about PreventInTransactionBlock/IsInTransactionBlock.
Add a little to the header comments for these functions to make itclearer what guarantees about commit behavior are provided to callers.(See commitf929441 for context.)Although this is only a comment change, it's really documentationaimed at authors of extensions, so it seems appropriate to back-patch.Yugo Nagata and Tom Lane, per further discussion of bug #17434.Discussion:https://postgr.es/m/17434-d9f7a064ce2a88a3@postgresql.org
1 parentb28ac1d commite613ace

File tree

1 file changed

+8
-0
lines changed
  • src/backend/access/transam

1 file changed

+8
-0
lines changed

‎src/backend/access/transam/xact.c

Lines changed: 8 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -3448,6 +3448,10 @@ AbortCurrentTransaction(void)
34483448
*a transaction block, typically because they have non-rollback-able
34493449
*side effects or do internal commits.
34503450
*
3451+
*If this routine completes successfully, then the calling statement is
3452+
*guaranteed that if it completes without error, its results will be
3453+
*committed immediately.
3454+
*
34513455
*If we have already started a transaction block, issue an error; also issue
34523456
*an error if we appear to be running inside a user-defined function (which
34533457
*could issue more commands and possibly cause a failure after the statement
@@ -3573,6 +3577,10 @@ CheckTransactionBlock(bool isTopLevel, bool throwError, const char *stmtType)
35733577
*a transaction block than when running as single commands. ANALYZE is
35743578
*currently the only example.
35753579
*
3580+
*If this routine returns "false", then the calling statement is
3581+
*guaranteed that if it completes without error, its results will be
3582+
*committed immediately.
3583+
*
35763584
*isTopLevel: passed down from ProcessUtility to determine whether we are
35773585
*inside a function.
35783586
*/

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp