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-rw-r--r--client/mysqldump.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/client/mysqldump.c b/client/mysqldump.c
index a9be10b7997..4916492201b 100644
--- a/client/mysqldump.c
+++ b/client/mysqldump.c
@@ -3352,6 +3352,18 @@ static int start_transaction(MYSQL *mysql_con)
need the REPEATABLE READ level (not anything lower, for example READ
COMMITTED would give one new consistent read per dumped table).
*/
+ if ((mysql_get_server_version(mysql_con) < 40100) && opt_master_data)
+ {
+ fprintf(stderr, "-- %s: the combination of --single-transaction and "
+ "--master-data requires a MySQL server version of at least 4.1 "
+ "(current server's version is %s). %s\n",
+ ignore_errors ? "Warning" : "Error",
+ mysql_con->server_version ? mysql_con->server_version : "unknown",
+ ignore_errors ? "Continuing due to --force, backup may not be consistent across all tables!" : "Aborting.");
+ if (!ignore_errors)
+ exit(EX_MYSQLERR);
+ }
+
return (mysql_query_with_error_report(mysql_con, 0,
"SET SESSION TRANSACTION ISOLATION "
"LEVEL REPEATABLE READ") ||