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authorNeil Conway <neilc@samurai.com>2004-09-22 03:55:27 +0000
committerNeil Conway <neilc@samurai.com>2004-09-22 03:55:27 +0000
commita3c53c834f769b31052ac55d5fb939b7cc9a4ec1 (patch)
tree265c851ae6f896d268e801502e4c93b09eec19fc /src
parent665d3736fb69fc92eea3c268daa2ec5e021165b7 (diff)
downloadpostgresql-a3c53c834f769b31052ac55d5fb939b7cc9a4ec1.tar.gz
postgresql-a3c53c834f769b31052ac55d5fb939b7cc9a4ec1.zip
This patch from Alvaro Herrera adds transaction ID to the list of
log_line_prefix escapes. The escape sequence used for this is %x. %x previously meant "postmaster et al. stop here" -- this has been renamed to %q.
Diffstat (limited to 'src')
-rw-r--r--src/backend/utils/error/elog.c15
-rw-r--r--src/backend/utils/misc/postgresql.conf.sample4
2 files changed, 14 insertions, 5 deletions
diff --git a/src/backend/utils/error/elog.c b/src/backend/utils/error/elog.c
index ded96313c33..20ff94d7dda 100644
--- a/src/backend/utils/error/elog.c
+++ b/src/backend/utils/error/elog.c
@@ -42,7 +42,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/error/elog.c,v 1.150 2004/09/05 03:42:11 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/error/elog.c,v 1.151 2004/09/22 03:55:26 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1421,12 +1421,21 @@ log_line_prefix(StringInfo buf)
MyProcPort->remote_port);
}
break;
- case 'x':
- /* in postmaster and friends, stop if %x is seen */
+ case 'q':
+ /* in postmaster and friends, stop if %q is seen */
/* in a backend, just ignore */
if (MyProcPort == NULL)
i = format_len;
break;
+ case 'x':
+ if (MyProcPort)
+ {
+ if (IsTransactionState())
+ appendStringInfo(buf, "%u", GetTopTransactionId());
+ else
+ appendStringInfo(buf, "%u", InvalidTransactionId);
+ }
+ break;
case '%':
appendStringInfoChar(buf, '%');
break;
diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index 749fa19beb0..5f83db9bd39 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -231,8 +231,8 @@
# %r=remote host and port
# %p=PID %t=timestamp %i=command tag
# %c=session id %l=session line number
- # %s=session start timestamp
- # %x=stop here in non-session processes
+ # %s=session start timestamp %x=transaction id
+ # %q=stop here in non-session processes
# %%='%'
#log_statement = 'none' # none, mod, ddl, all
#log_hostname = false