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MDEV-32216 Option --parallel in mariadb-import

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This is done for symmetry with mariadb-dump, which does not use threads
but allows parallelism via --parallel

Traditional --use-threads can still be used, it is synonymous
with --parallel
This commit is contained in:
Vladislav Vaintroub
2023-12-06 15:09:44 +01:00
parent a5802ed51e
commit b0e77c08e5
2 changed files with 6 additions and 5 deletions
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7
client/mysqlimport.c
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@ -148,6 +148,9 @@ static struct my_option my_long_options[] =
{"pipe", 'W', "Use named pipes to connect to server.", 0, 0, 0, GET_NO_ARG,
NO_ARG, 0, 0, 0, 0, 0, 0},
#endif
{"parallel", 'j', "Number of LOAD DATA jobs executed in parallel",
&opt_use_threads, &opt_use_threads, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0,
0, 0},
{"plugin_dir", OPT_PLUGIN_DIR, "Directory for client-side plugins.",
&opt_plugin_dir, &opt_plugin_dir, 0,
GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
@ -170,9 +173,7 @@ static struct my_option my_long_options[] =
&opt_mysql_unix_port, &opt_mysql_unix_port, 0, GET_STR,
REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
#include <sslopt-longopts.h>
{"use-threads", OPT_USE_THREADS,
"Load files in parallel. The argument is the number "
"of threads to use for loading data.",
{"use-threads", OPT_USE_THREADS, "Synonym for --parallel option",
&opt_use_threads, &opt_use_threads, 0,
GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
#ifndef DONT_ALLOW_USER_CHANGE

2
mysql-test/main/mysqldump.test
View File

@ -2487,7 +2487,7 @@ SELECT * FROM t2;
--exec $MYSQL db_20772273 < $MYSQLTEST_VARDIR/tmp/t2.sql
# Test mysqlimport with multiple threads
--exec $MYSQL_IMPORT --silent --use-threads=2 db_20772273 $MYSQLTEST_VARDIR/tmp/t1.txt $MYSQLTEST_VARDIR/tmp/t2.txt
--exec $MYSQL_IMPORT --silent --parallel=2 db_20772273 $MYSQLTEST_VARDIR/tmp/t1.txt $MYSQLTEST_VARDIR/tmp/t2.txt
SELECT * FROM t1;
SELECT * FROM t2;