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Kirill Smelkov
mariadb
Commits
e4047683
Commit
e4047683
authored
Aug 22, 2002
by
bell@sanja.is.com.ua
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removed accidentally pushed file
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34d4c4f4
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sql/sql_select.h.rej
sql/sql_select.h.rej
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sql/sql_select.h.rej
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34d4c4f4
***************
*** 173,178 ****
select_result *result;
TMP_TABLE_PARAM tmp_table_param;
MYSQL_LOCK *lock;
};
--- 172,240 ----
select_result *result;
TMP_TABLE_PARAM tmp_table_param;
MYSQL_LOCK *lock;
+
+ bool select_distinct, //Is select distinct?
+ no_order, simple_order, simple_group,
+ skip_sort_order, need_tmp,
+ hidden_group_fields,
+ buffer_result;
+ DYNAMIC_ARRAY keyuse;
+ Item::cond_result cond_value;
+ List<Item> all_fields;
+ List<Item> & fields_list; // hold field list passed to mysql_select
+ int error;
+
+ ORDER *order, *group_list, *proc_param; //hold parameters of mysql_select
+ COND *conds; // ---"---
+ TABLE_LIST *tables_list; //hold 'tables' parameter of mysql_select
+ SQL_SELECT *select; //created in optimisation phase
+ TABLE *exec_tmp_table; //used in 'exec' to hold temporary table
+ SELECT_LEX *select_lex; //corresponding select_lex
+
+ my_bool test_function_query; // need to return select items 1 row
+ const char *zero_result_cause; // not 0 if exec must return zero result
+
+ JOIN(THD *thd, List<Item> &fields,
+ ulong select_options, select_result *result):
+ join_tab(0),
+ table(0),
+ tables(0), const_tables(0),
+ sort_and_group(0), first_record(0),
+ do_send_rows(1),
+ send_records(0), found_records(0), examined_rows(0),
+ thd(thd),
+ sum_funcs(0),
+ having(0),
+ select_options(select_options),
+ result(result),
+ lock(thd->lock),
+ select_distinct(test(select_options & SELECT_DISTINCT)),
+ no_order(0), simple_order(0), simple_group(0), skip_sort_order(0),
+ need_tmp(0),
+ hidden_group_fields (0), /*safety*/
+ buffer_result(test(select_options & OPTION_BUFFER_RESULT) &&
+ !test(select_options & OPTION_FOUND_ROWS)),
+ all_fields(fields),
+ fields_list(fields),
+ select(0),
+ exec_tmp_table(0),
+ select_lex(0), //for safety
+ test_function_query(0),
+ zero_result_cause(0)
+ {
+ fields_list = fields;
+ bzero((char*) &keyuse,sizeof(keyuse));
+ tmp_table_param.copy_field=0;
+ tmp_table_param.end_write_records= HA_POS_ERROR;
+ }
+
+ int prepare(TABLE_LIST *tables,
+ COND *conds, ORDER *order, ORDER *group, Item *having,
+ ORDER *proc_param, SELECT_LEX *select);
+ int optimize();
+ int global_optimize();
+ void exec();
+ int cleanup(THD *thd);
};
***************
*** 187,193 ****
bool store_val_in_field(Field *field,Item *val);
TABLE *create_tmp_table(THD *thd,TMP_TABLE_PARAM *param,List<Item> &fields,
ORDER *group, bool distinct, bool save_sum_fields,
- bool allow_distinct_limit, ulong select_options);
void free_tmp_table(THD *thd, TABLE *entry);
void count_field_types(TMP_TABLE_PARAM *param, List<Item> &fields,
bool reset_with_sum_func);
--- 249,256 ----
bool store_val_in_field(Field *field,Item *val);
TABLE *create_tmp_table(THD *thd,TMP_TABLE_PARAM *param,List<Item> &fields,
ORDER *group, bool distinct, bool save_sum_fields,
+ bool allow_distinct_limit, ulong select_options,
+ SELECT_LEX *first_select);
void free_tmp_table(THD *thd, TABLE *entry);
void count_field_types(TMP_TABLE_PARAM *param, List<Item> &fields,
bool reset_with_sum_func);
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