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MDEV-10766: Queries which start with WITH clause do not get inserted into query cache

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Added conditions so that the WITH queries are also added to the query cache
This commit is contained in:
Varun Gupta
2017-03-15 20:15:31 +05:30
parent 122d0701f7
commit 6ac754163c
3 changed files with 53 additions and 1 deletions
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5
sql/sql_cache.cc
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@ -1828,7 +1828,10 @@ Query_cache::send_result_to_client(THD *thd, char *org_sql, uint query_length)
}
if ((my_toupper(system_charset_info, sql[0]) != 'S' ||
my_toupper(system_charset_info, sql[1]) != 'E' ||
my_toupper(system_charset_info, sql[2]) != 'L'))
my_toupper(system_charset_info, sql[2]) != 'L') &&
(my_toupper(system_charset_info, sql[0]) != 'W' ||
my_toupper(system_charset_info, sql[1]) != 'I' ||
my_toupper(system_charset_info, sql[2]) != 'T'))
{
DBUG_PRINT("qcache", ("The statement is not a SELECT; Not cached"));
goto err;