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MDEV-3798: EXPLAIN UPDATE/DELETE

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- Address review feedback: rename nearly any name used by the new EXPLAIN code.
This commit is contained in:
Sergey Petrunya
2013-10-05 09:58:22 +04:00
parent f5fba6564b
commit fedf769f0b
19 changed files with 273 additions and 289 deletions
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22
sql/sql_lex.h
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@ -618,11 +618,11 @@ class select_result;
class JOIN;
class select_union;
class Procedure;
class QPF_query;
class Explain_query;
void delete_qpf_query(LEX *lex);
void create_qpf_query(LEX *lex, MEM_ROOT *mem_root);
bool print_qpf_query(LEX *lex, THD *thd, String *str);
void delete_explain_query(LEX *lex);
void create_explain_query(LEX *lex, MEM_ROOT *mem_root);
bool print_explain_query(LEX *lex, THD *thd, String *str);
class st_select_lex_unit: public st_select_lex_node {
protected:
@ -734,8 +734,8 @@ public:
List<Item> *get_unit_column_types();
int save_union_qpf(QPF_query *output);
int save_union_qpf_part2(QPF_query *output);
int save_union_explain(Explain_query *output);
int save_union_explain_part2(Explain_query *output);
};
typedef class st_select_lex_unit SELECT_LEX_UNIT;
@ -2368,7 +2368,7 @@ protected:
class Delete_plan;
class SQL_SELECT;
class QPF_query;
class Explain_query;
class QPF_update;
/*
@ -2398,8 +2398,8 @@ public:
/* Set this plan to be a plan to do nothing because of impossible WHRE*/
void set_impossible_where() { impossible_where= true; }
void save_qpf(QPF_query *query);
void save_qpf_intern(QPF_query *query, QPF_update *qpf);
void save_explain_data(Explain_query *query);
void save_explain_data_intern(Explain_query *query, QPF_update *qpf);
virtual ~Update_plan() {}
Update_plan() : impossible_where(false), using_filesort(false) {}
@ -2423,7 +2423,7 @@ public:
table_rows= rows_arg;
}
void save_qpf(QPF_query *query);
void save_explain_data(Explain_query *query);
};
@ -2439,7 +2439,7 @@ struct LEX: public Query_tables_list
SELECT_LEX *all_selects_list;
/* Query Plan Footprint of a currently running select */
QPF_query *query_plan_footprint;
Explain_query *explain;
char *length,*dec,*change;
LEX_STRING name;