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Diffstat (limited to 'mysql-test/t/analyze.test')
-rw-r--r-- | mysql-test/t/analyze.test | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/mysql-test/t/analyze.test b/mysql-test/t/analyze.test new file mode 100644 index 00000000000..faf30279c68 --- /dev/null +++ b/mysql-test/t/analyze.test @@ -0,0 +1,39 @@ +# +# Bug #10901 Analyze Table on new table destroys table +# This is minimal test case to get error +# The problem was that analyze table wrote the shared state to the file and this +# didn't include the inserts while locked. A check was needed to ensure that +# state information was not updated when executing analyze table for a locked table. +# The analyze table had to be within locks and check table had to be after unlocking +# since then it brings the wrong state from disk rather than from the currently +# correct internal state. The insert is needed since it changes the file state, +# number of records. +# The fix is to synchronise the state of the shared state and the current state before +# calling mi_state_info_write +# +create table t1 (a bigint); +lock tables t1 write; +insert into t1 values(0); +analyze table t1; +unlock tables; +check table t1; + +drop table t1; + +create table t1 (a bigint); +insert into t1 values(0); +lock tables t1 write; +delete from t1; +analyze table t1; +unlock tables; +check table t1; + +drop table t1; + +create table t1 (a bigint); +insert into t1 values(0); +analyze table t1; +check table t1; + +drop table t1; + |