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authorunknown <guilhem@mysql.com>2004-01-20 15:41:22 -0500
committerunknown <guilhem@mysql.com>2004-01-20 15:41:22 -0500
commitc2d849f8bdd031c7dd785281c40cfa6b54f77e15 (patch)
treedc0e356519e7d9db406a8c5b63dc78128161d590
parent36d82d189a258989a3c4cfdecc2011e240f65cdb (diff)
downloadmariadb-git-c2d849f8bdd031c7dd785281c40cfa6b54f77e15.tar.gz
Fix for BUG#2452 "Empty LOAD DATA INFILE failes with the master in 3.23.x":
do not write the Execute_load_log_event if there was no Create_file_log_event (empty file).
-rw-r--r--sql/slave.cc8
1 files changed, 8 insertions, 0 deletions
diff --git a/sql/slave.cc b/sql/slave.cc
index 116d602b238..d6510b26271 100644
--- a/sql/slave.cc
+++ b/sql/slave.cc
@@ -2840,6 +2840,14 @@ static int process_io_create_file(MASTER_INFO* mi, Create_file_log_event* cev)
if (unlikely(!num_bytes)) /* eof */
{
send_ok(net); /* 3.23 master wants it */
+ /*
+ If we wrote Create_file_log_event, then we need to write
+ Execute_load_log_event. If we did not write Create_file_log_event,
+ then this is an empty file and we can just do as if the LOAD DATA
+ INFILE had not existed, i.e. write nothing.
+ */
+ if (unlikely(cev_not_written))
+ break;
Execute_load_log_event xev(thd,0,0);
xev.log_pos = mi->master_log_pos;
if (unlikely(mi->rli.relay_log.append(&xev)))