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# This query uses loose index scan. let $hint = ; let $check_query = $query $hint $cond; eval EXPLAIN $check_query; FLUSH STATUS; --sorted_result eval $check_query; --echo --skip_if_hypergraph # Depends on the query plan. SHOW STATUS LIKE 'handler_read%'; --disable_query_log eval create table group_query $check_query; --enable_query_log # This query doesn't use loose index scan. let $hint= IGNORE INDEX(k1) ; let $check_query = $query $hint $cond; --disable_query_log eval create table no_group_query $check_query; --enable_query_log # Check result diffence between tables. --let $diff_tables= test.group_query, test.no_group_query --source include/diff_tables.inc drop tables test.group_query, test.no_group_query;