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Code Activity

Fixed multi-table-delete

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Optimize fixed length MyISAM rows to use pread/pwrite.


BUILD/compile-pentium-debug-max:
  Also build embedded server
libmysqld/lib_vio.c:
  Add vio_poll_read()
myisam/mi_statrec.c:
  Use pread()/pwrite() instead of seek+read/write
mysql-test/r/multi_update.result:
  Fix multi-table-delete test
mysql-test/t/multi_update.test:
  Fix multi-table-delete test
sql/filesort.cc:
  Fix multi-table-delete
sql/mysql_priv.h:
  Fix multi-table-delete
sql/sql_class.h:
  Fix multi-table-delete
sql/sql_delete.cc:
  Fix multi-table-delete
sql/sql_parse.cc:
  Fix multi-table-delete
sql/sql_select.cc:
  Fix multi-table-delete
sql/sql_table.cc:
  cleanup
sql/sql_unions.cc:
  cleanup
sql/sql_yacc.yy:
  cleanup/ optimize
sql/structs.h:
  Fix multi-table-delete
sql/uniques.cc:
  Fix multi-table-delete
This commit is contained in:
unknown
2001-06-15 05:03:15 +03:00
parent 8d6348f650
commit e96fcbcfe9
16 changed files with 728 additions and 487 deletions
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9
sql/sql_class.h
View File

@@ -600,7 +600,6 @@ public:
#else
Unique **tempfiles;
#endif
byte * dup_checking;
THD *thd;
ha_rows deleted;
uint num_of_tables;
@@ -608,12 +607,8 @@ public:
thr_lock_type lock_option;
bool do_delete;
public:
multi_delete(TABLE_LIST *dt, thr_lock_type lock_option_arg, uint n)
: delete_tables (dt), deleted(0), num_of_tables(n), error(0),
lock_option(lock_option_arg)
{
thd = current_thd; do_delete = false;
}
multi_delete(THD *thd, TABLE_LIST *dt, thr_lock_type lock_option_arg,
uint num_of_tables);
~multi_delete();
int prepare(List<Item> &list);
bool send_fields(List<Item> &list,