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Merge branch 'github/10.1' into 10.2

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This commit is contained in:
Sergei Golubchik
2019-10-30 23:38:05 +01:00
parent 6680b04961 313855766f
commit fd6dfb3b54
4 changed files with 41 additions and 8 deletions
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13
sql/sql_statistics.cc
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@ -258,10 +258,8 @@ index_stat_def= {INDEX_STAT_N_FIELDS, index_stat_fields, 4, index_stat_pk_col};
Open all statistical tables and lock them
*/
static
inline int open_stat_tables(THD *thd, TABLE_LIST *tables,
Open_tables_backup *backup,
bool for_write)
static int open_stat_tables(THD *thd, TABLE_LIST *tables,
Open_tables_backup *backup, bool for_write)
{
int rc;
@ -269,12 +267,14 @@ inline int open_stat_tables(THD *thd, TABLE_LIST *tables,
thd->push_internal_handler(&deh);
init_table_list_for_stat_tables(tables, for_write);
init_mdl_requests(tables);
thd->in_sub_stmt|= SUB_STMT_STAT_TABLES;
rc= open_system_tables_for_read(thd, tables, backup);
thd->in_sub_stmt&= ~SUB_STMT_STAT_TABLES;
thd->pop_internal_handler();
/* If the number of tables changes, we should revise the check below. */
DBUG_ASSERT(STATISTICS_TABLES == 3);
compile_time_assert(STATISTICS_TABLES == 3);
if (!rc &&
(stat_table_intact.check(tables[TABLE_STAT].table, &table_stat_def) ||
@ -3276,10 +3276,7 @@ int read_statistics_for_tables(THD *thd, TABLE_LIST *tables)
DBUG_RETURN(0);
if (open_stat_tables(thd, stat_tables, &open_tables_backup, FALSE))
{
thd->clear_error();
DBUG_RETURN(1);
}
for (TABLE_LIST *tl= tables; tl; tl= tl->next_global)
{