diff options
Diffstat (limited to 'mysql-test/main/stat_tables_myisam_debug.result')
| -rw-r--r-- | mysql-test/main/stat_tables_myisam_debug.result | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/mysql-test/main/stat_tables_myisam_debug.result b/mysql-test/main/stat_tables_myisam_debug.result new file mode 100644 index 00000000000..ae9a001bdfa --- /dev/null +++ b/mysql-test/main/stat_tables_myisam_debug.result @@ -0,0 +1,24 @@ +# +# MDEV-7901: re-implement analyze table for low impact +# +create table t1 (a int, b int, c int, key IDX1(a), key IDX2(a,b)) engine=myisam; +insert into t1 select seq/10, seq/2, seq from seq_0_to_9; +SET DEBUG_SYNC='statistics_collection_start1 SIGNAL analyzing WAIT_FOR written'; +analyze table t1 persistent for all; +connect con1, localhost, root,,; +connection con1; +SET DEBUG_SYNC= 'now WAIT_FOR analyzing'; +select count(*) from t1; +count(*) +10 +insert into t1 values (333,333,333); +SET DEBUG_SYNC= 'now SIGNAL written'; +connection default; +Table Op Msg_type Msg_text +test.t1 analyze status Engine-independent statistics collected +test.t1 analyze status Table is already up to date +select count(*) from t1; +count(*) +11 +set debug_sync='RESET'; +drop table t1; |