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Code Activity

Removed compiler warnings

Browse Source 
Fixed memory leak in new filesort code
Optimzed sub selects to use keys with outer references.
Increased max tables in join to 62


client/Makefile.am:
  Remve test programs
myisam/mi_check.c:
  Remove compiler warnings
myisam/mi_delete.c:
  Remove 'rnd' variable to make usage repeatable
myisam/mi_open.c:
  Remove 'rnd' variable to make usage repeatable
myisam/mi_write.c:
  Remove 'rnd' variable to make usage repeatable
myisam/myisamdef.h:
  Remove 'rnd' variable to make usage repeatable
myisam/myisamlog.c:
  Remove 'rnd' variable to make usage repeatable
mysql-test/r/subselect.result:
  new test
mysql-test/t/join.test:
  Updated test
mysql-test/t/subselect.test:
  new test
sql/filesort.cc:
  Added function to free buffers allocated by filesort
sql/item.cc:
  Sub select optimization
sql/item_cmpfunc.cc:
  Sub select optimization
sql/item_subselect.cc:
  Sub select optimization
sql/item_sum.cc:
  Removed compiler warnings
sql/item_sum.h:
  Simple code cleanup
sql/log.cc:
  Removed compiler warning
sql/mysql_priv.h:
  Made table_map ulonglong to allow 62 tables in join
sql/records.cc:
  Moved free of filesort buffers to own function
sql/sql_select.cc:
  subselect optimization
  Call filesort_free_buffers() to free memory from filesort
sql/unireg.h:
  Sub select optimization
This commit is contained in:
unknown
2003-05-06 01:38:38 +03:00
parent 03c1ec3d68
commit b96aaea7e1
21 changed files with 114 additions and 93 deletions
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3
sql/mysql_priv.h
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@ -30,7 +30,7 @@
#undef write /* remove pthread.h macro definition for EMX */
#endif
typedef ulong table_map; /* Used for table bits in join */
typedef ulonglong table_map; /* Used for table bits in join */
typedef ulong key_map; /* Used for finding keys */
typedef ulong key_part_map; /* Used for finding key parts */
@ -846,6 +846,7 @@ void end_read_record(READ_RECORD *info);
ha_rows filesort(THD *thd, TABLE *form,struct st_sort_field *sortorder,
uint s_length, SQL_SELECT *select,
ha_rows max_rows, ha_rows *examined_rows);
void filesort_free_buffers(TABLE *table);
void change_double_for_sort(double nr,byte *to);
int get_quick_record(SQL_SELECT *select);
int calc_weekday(long daynr,bool sunday_first_day_of_week);