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Merge branch '10.1' into 10.2

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This commit is contained in:
Sergei Golubchik
2017-07-05 19:08:55 +02:00
parent fc5932a1b7 e555540ab6
commit f6633bf058
99 changed files with 2787 additions and 408 deletions
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8
sql/sql_select.h
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@ -604,6 +604,8 @@ typedef struct st_join_table {
!(used_sjm_lookup_tables & ~emb_sj_nest->sj_inner_tables));
}
bool keyuse_is_valid_for_access_in_chosen_plan(JOIN *join, KEYUSE *keyuse);
void remove_redundant_bnl_scan_conds();
void save_explain_data(Explain_table_access *eta, table_map prefix_tables,
@ -1120,6 +1122,11 @@ public:
to materialize and access by lookups
*/
table_map sjm_lookup_tables;
/**
Bitmap of semijoin tables that the chosen plan decided
to materialize to scan the results of materialization
*/
table_map sjm_scan_tables;
/*
Constant tables for which we have found a row (as opposed to those for
which we didn't).
@ -1488,6 +1495,7 @@ public:
in_to_exists_having= NULL;
emb_sjm_nest= NULL;
sjm_lookup_tables= 0;
sjm_scan_tables= 0;
}
/* True if the plan guarantees that it will be returned zero or one row */