mirror/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2026-05-10 00:54:30 +02:00
Code Issues Projects Releases Packages Wiki Activity

Merge mysql.com:/users/lthalmann/bkroot/mysql-5.1-new-rpl

Browse source 
into  mysql.com:/users/lthalmann/bk/MERGE/mysql-5.1-merge


BitKeeper/deleted/.del-rpl_heap.test:
  Auto merged
Makefile.am:
  Auto merged
mysql-test/extra/binlog_tests/binlog.test:
  Auto merged
mysql-test/r/binlog_stm_binlog.result:
  Auto merged
mysql-test/r/rpl_switch_stm_row_mixed.result:
  Auto merged
mysql-test/t/date_formats.test:
  Auto merged
mysql-test/t/mysqlbinlog.test:
  Auto merged
mysql-test/t/rpl_trigger.test:
  Auto merged
sql/CMakeLists.txt:
  Auto merged
sql/Makefile.am:
  Auto merged
sql/field.cc:
  Auto merged
sql/field.h:
  Auto merged
sql/log.cc:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/sql_class.cc:
  Auto merged
sql/sql_insert.cc:
  Auto merged
storage/innobase/handler/ha_innodb.cc:
  Auto merged
unittest/README.txt:
  Auto merged
unittest/unit.pl:
  Auto merged
mysql-test/t/disabled.def:
  Merge (main -> rpl 5.1)
This commit is contained in:
unknown 2006-09-11 13:34:44 +02:00
commit 45546f3de8
79 changed files with 2102 additions and 386 deletions
Download patch file Download diff file Expand all files Collapse all files

21
sql/field.h
View file

@ -217,6 +217,19 @@ public:
{ if (null_ptr) null_ptr[row_offset]&= (uchar) ~null_bit; }
inline bool maybe_null(void) { return null_ptr != 0 || table->maybe_null; }
inline bool real_maybe_null(void) { return null_ptr != 0; }
/*
Return a pointer to the last byte of the null bytes where the
field conceptually is placed. In the case that the field does not
use any bits of the null bytes, a null pointer is returned.
*/
my_size_t last_null_byte() const {
my_size_t bytes= do_last_null_byte();
DBUG_PRINT("debug", ("last_null_byte() ==> %d", bytes));
DBUG_ASSERT(bytes <= table->s->null_bytes);
return bytes;
}
virtual void make_field(Send_field *);
virtual void sort_string(char *buff,uint length)=0;
virtual bool optimize_range(uint idx, uint part);
@ -377,6 +390,9 @@ public:
friend class Item_sum_min;
friend class Item_sum_max;
friend class Item_func_group_concat;
private:
virtual my_size_t do_last_null_byte() const;
};
@ -1412,6 +1428,8 @@ public:
void sql_type(String &str) const;
char *pack(char *to, const char *from, uint max_length=~(uint) 0);
const char *unpack(char* to, const char *from);
virtual void set_default();
Field *new_key_field(MEM_ROOT *root, struct st_table *new_table,
char *new_ptr, uchar *new_null_ptr,
uint new_null_bit);
@ -1432,6 +1450,9 @@ public:
Field::move_field_offset(ptr_diff);
bit_ptr= ADD_TO_PTR(bit_ptr, ptr_diff, uchar*);
}
private:
virtual my_size_t do_last_null_byte() const;
};