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Merge 10.0-base -> 10.0

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Igor Babaev
2013-04-17 10:18:04 -07:00
parent 0e7410a154 43fe53acc2
commit a1cd28e2e5
64 changed files with 5911 additions and 418 deletions
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8
sql/sql_select.h
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@ -283,6 +283,9 @@ typedef struct st_join_table {
/* Copy of POSITION::records_read, set by get_best_combination() */
double records_read;
/* The selectivity of the conditions that can be pushed to the table */
double cond_selectivity;
/* Startup cost for execution */
double startup_cost;
@ -763,6 +766,9 @@ typedef struct st_position :public Sql_alloc
*/
double records_read;
/* The selectivity of the pushed down conditions */
double cond_selectivity;
/*
Cost accessing the table in course of the entire complete join execution,
i.e. cost of one access method use (e.g. 'range' or 'ref' scan ) times
@ -1811,6 +1817,8 @@ void eliminate_tables(JOIN *join);
/* Index Condition Pushdown entry point function */
void push_index_cond(JOIN_TAB *tab, uint keyno);
#define OPT_LINK_EQUAL_FIELDS 1
/****************************************************************************
Temporary table support for SQL Runtime
***************************************************************************/