Commit dca07cf0 authored by unknown's avatar unknown
Browse files

Merge rurik.mysql.com:/home/igor/dev/mysql-4.0-0 

into rurik.mysql.com:/home/igor/dev/mysql-4.1-0


BitKeeper/etc/logging_ok:
  auto-union
extra/replace.c:
  Auto merged
mysql-test/r/select.result:
  Auto merged
mysql-test/t/select.test:
  Auto merged
sql/table.cc:
  Auto merged
parents 37e2873f 95409456

extra/replace.c

+13 −13
Original line number Diff line number Diff line
@@ -376,8 +376,8 @@ static REP_SET *make_new_set(REP_SETS *sets); 
static void make_sets_invisible(REP_SETS *sets);

static void free_last_set(REP_SETS *sets);

static void free_sets(REP_SETS *sets);

static void set_bit(REP_SET *set, uint bit);

static void clear_bit(REP_SET *set, uint bit);

static void internal_set_bit(REP_SET *set, uint bit);

static void internal_clear_bit(REP_SET *set, uint bit);

static void or_bits(REP_SET *to,REP_SET *from);

static void copy_bits(REP_SET *to,REP_SET *from);

static int cmp_bits(REP_SET *set1,REP_SET *set2);
@@ -454,7 +454,7 @@ REPLACE *init_replace(my_string *from, my_string *to,uint count, 
  {

    if (from[i][0] == '\\' && from[i][1] == '^')

    {

      set_bit(start_states,states+1);

      internal_set_bit(start_states,states+1);

      if (!from[i][2])

      {

	start_states->table_offset=i;
@@ -463,8 +463,8 @@ REPLACE *init_replace(my_string *from, my_string *to,uint count, 
    }

    else if (from[i][0] == '\\' && from[i][1] == '$')

    {

      set_bit(start_states,states);

      set_bit(word_states,states);

      internal_set_bit(start_states,states);

      internal_set_bit(word_states,states);

      if (!from[i][2] && start_states->table_offset == (uint) ~0)

      {

	start_states->table_offset=i;
@@ -473,11 +473,11 @@ REPLACE *init_replace(my_string *from, my_string *to,uint count, 
    }

    else

    {

      set_bit(word_states,states);

      internal_set_bit(word_states,states);

      if (from[i][0] == '\\' && (from[i][1] == 'b' && from[i][2]))

	set_bit(start_states,states+1);

	internal_set_bit(start_states,states+1);

      else

	set_bit(start_states,states);

	internal_set_bit(start_states,states);

    }

    for (pos=from[i], len=0; *pos ; pos++)

    {
@@ -583,9 +583,9 @@ REPLACE *init_replace(my_string *from, my_string *to,uint count, 
		follow[i].len > found_end)

	      found_end=follow[i].len;

	    if (chr && follow[i].chr)

	      set_bit(new_set,i+1);		/* To next set */

	      internal_set_bit(new_set,i+1);		/* To next set */

	    else

	      set_bit(new_set,i);

	      internal_set_bit(new_set,i);

	  }

	}

	if (found_end)
@@ -602,7 +602,7 @@ REPLACE *init_replace(my_string *from, my_string *to,uint count, 
	    if (follow[bit_nr-1].len < found_end ||

		(new_set->found_len &&

		 (chr == 0 || !follow[bit_nr].chr)))

	      clear_bit(new_set,i);

	      internal_clear_bit(new_set,i);

	    else

	    {

	      if (chr == 0 || !follow[bit_nr].chr)
@@ -751,13 +751,13 @@ static void free_sets(REP_SETS *sets) 
  return;

}



static void set_bit(REP_SET *set, uint bit)

static void internal_set_bit(REP_SET *set, uint bit)

{

  set->bits[bit / WORD_BIT] |= 1 << (bit % WORD_BIT);

  return;

}



static void clear_bit(REP_SET *set, uint bit)

static void internal_clear_bit(REP_SET *set, uint bit)

{

  set->bits[bit / WORD_BIT] &= ~ (1 << (bit % WORD_BIT));

  return;

mysql-test/r/select.result

+13 −0
Original line number Diff line number Diff line
@@ -2387,3 +2387,16 @@ EXPLAIN SELECT i FROM t1 WHERE i=1; 
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra

1	SIMPLE	t1	const	PRIMARY	PRIMARY	4	const	1	Using index

DROP TABLE t1;

CREATE TABLE t1 ( a BLOB, INDEX (a(20)) );

CREATE TABLE t2 ( a BLOB, INDEX (a(20)) );

INSERT INTO t1 VALUES ('one'),('two'),('three'),('four'),('five');

INSERT INTO t2 VALUES ('one'),('two'),('three'),('four'),('five');

EXPLAIN SELECT * FROM t1 LEFT JOIN t2 USE INDEX (a) ON t1.a=t2.a;

table	type	possible_keys	key	key_len	ref	rows	Extra

t1	ALL	NULL	NULL	NULL	NULL	5	

t2	ref	a	a	23	t1.a	5	

EXPLAIN SELECT * FROM t1 LEFT JOIN t2 FORCE INDEX (a) ON t1.a=t2.a;

table	type	possible_keys	key	key_len	ref	rows	Extra

t1	ALL	NULL	NULL	NULL	NULL	5	

t2	ref	a	a	23	t1.a	5	

DROP TABLE t1, t2;

mysql-test/t/select.test

+15 −0
Original line number Diff line number Diff line
@@ -1930,3 +1930,18 @@ INSERT INTO t1 VALUES (3,'c'); 
EXPLAIN SELECT i FROM t1 WHERE i=1;



DROP TABLE t1;



#

# Test case for bug 7520: a wrong cost of the index for a BLOB field

#



CREATE TABLE t1 ( a BLOB, INDEX (a(20)) );

CREATE TABLE t2 ( a BLOB, INDEX (a(20)) );



INSERT INTO t1 VALUES ('one'),('two'),('three'),('four'),('five');

INSERT INTO t2 VALUES ('one'),('two'),('three'),('four'),('five');



EXPLAIN SELECT * FROM t1 LEFT JOIN t2 USE INDEX (a) ON t1.a=t2.a;

EXPLAIN SELECT * FROM t1 LEFT JOIN t2 FORCE INDEX (a) ON t1.a=t2.a;



DROP TABLE t1, t2;

sql/table.cc

+1 −0
Original line number Diff line number Diff line
@@ -627,6 +627,7 @@ int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag, 
	    if (!(field->flags & BINARY_FLAG))

	      keyinfo->flags|= HA_END_SPACE_KEY;

	  }

          set_if_bigger(outparam->max_key_length, keyinfo->key_length);

	  if (i == 0 && key != primary_key)

	    field->flags |=

	      ((keyinfo->flags & HA_NOSAME) &&