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Fixed problem with range optimization over overlapping ranges (#2448)
mysql-test/r/ctype_tis620.result: Cleanup test mysql-test/r/range.result: Test problem with range optimization over overlapping ranges (#2448) mysql-test/t/ctype_tis620.test: Cleanup test mysql-test/t/range.test: Test problem with range optimization over overlapping ranges (#2448) sql/mysqld.cc: Remove debug statement strings/ctype-tis620.c: est problem with range optimization over overlapping ranges (#2448)
This commit is contained in:
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parent
7ba7ce6e6d
commit
4b44b849ba
7 changed files with 195 additions and 223 deletions
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@ -1,17 +1,18 @@
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DROP TABLE IF EXISTS t620;
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CREATE TABLE t620 (
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drop table if exists t1;
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CREATE TABLE t1 (
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recid int(11) NOT NULL auto_increment,
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dyninfo text,
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PRIMARY KEY (recid)
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) TYPE=MyISAM;
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INSERT INTO t620 VALUES (1,'color=\"STB,NPG\"\r\nengine=\"J30A13\"\r\nframe=\"MRHCG1640YP4\"\r\ngrade=\"V6\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CG164YEN\"\r\ntype=\"VT6\"\r\n');
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INSERT INTO t620 VALUES (2,'color=\"HTM,NPG,DEG,RGS\"\r\nengine=\"F23A5YP1\"\r\nframe=\"MRHCF8640YP3\"\r\ngrade=\"EXi AT\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CF864YE\"\r\ntype=\"EXA\"\r\n');
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) ENGINE=MyISAM;
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INSERT INTO t1 VALUES (1,'color=\"STB,NPG\"\r\nengine=\"J30A13\"\r\nframe=\"MRHCG1640YP4\"\r\ngrade=\"V6\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CG164YEN\"\r\ntype=\"VT6\"\r\n');
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INSERT INTO t1 VALUES (2,'color=\"HTM,NPG,DEG,RGS\"\r\nengine=\"F23A5YP1\"\r\nframe=\"MRHCF8640YP3\"\r\ngrade=\"EXi AT\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CF864YE\"\r\ntype=\"EXA\"\r\n');
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SELECT DISTINCT
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(IF( LOCATE( 'year=\"', dyninfo ) = 1,
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SUBSTRING( dyninfo, 6+1, LOCATE('\"\r',dyninfo) - 6 -1),
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IF( LOCATE( '\nyear=\"', dyninfo ),
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SUBSTRING( dyninfo, LOCATE( '\nyear=\"', dyninfo ) + 7,
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LOCATE( '\"\r', SUBSTRING( dyninfo, LOCATE( '\nyear=\"', dyninfo ) +7 )) - 1), '' ))) AS year
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FROM t620
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FROM t1
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HAVING year != '' ORDER BY year;
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year
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DROP TABLE t1;
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@ -300,3 +300,16 @@ SELECT COUNT(*) FROM t1 WHERE (c=0 and b=1) or (c=0 and a=1);
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COUNT(*)
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6
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DROP TABLE t1;
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CREATE TABLE t1 ( a int not null, b int not null, INDEX ab(a,b) );
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INSERT INTO t1 VALUES (47,1), (70,1), (15,1), (15, 4);
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SELECT * FROM t1
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WHERE
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(
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( b =1 AND a BETWEEN 14 AND 21 ) OR
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( b =2 AND a BETWEEN 16 AND 18 ) OR
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( b =3 AND a BETWEEN 15 AND 19 ) OR
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(a BETWEEN 19 AND 47)
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);
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a b
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15 1
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47 1
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@ -1,12 +1,15 @@
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DROP TABLE IF EXISTS t620;
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CREATE TABLE t620 (
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--disable_warnings
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drop table if exists t1;
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--enable_warnings
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CREATE TABLE t1 (
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recid int(11) NOT NULL auto_increment,
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dyninfo text,
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PRIMARY KEY (recid)
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) TYPE=MyISAM;
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) ENGINE=MyISAM;
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INSERT INTO t620 VALUES (1,'color=\"STB,NPG\"\r\nengine=\"J30A13\"\r\nframe=\"MRHCG1640YP4\"\r\ngrade=\"V6\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CG164YEN\"\r\ntype=\"VT6\"\r\n');
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INSERT INTO t620 VALUES (2,'color=\"HTM,NPG,DEG,RGS\"\r\nengine=\"F23A5YP1\"\r\nframe=\"MRHCF8640YP3\"\r\ngrade=\"EXi AT\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CF864YE\"\r\ntype=\"EXA\"\r\n');
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INSERT INTO t1 VALUES (1,'color=\"STB,NPG\"\r\nengine=\"J30A13\"\r\nframe=\"MRHCG1640YP4\"\r\ngrade=\"V6\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CG164YEN\"\r\ntype=\"VT6\"\r\n');
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INSERT INTO t1 VALUES (2,'color=\"HTM,NPG,DEG,RGS\"\r\nengine=\"F23A5YP1\"\r\nframe=\"MRHCF8640YP3\"\r\ngrade=\"EXi AT\"\r\nmodel=\"ACCORD\"\r\nmodelcode=\"CF864YE\"\r\ntype=\"EXA\"\r\n');
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SELECT DISTINCT
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(IF( LOCATE( 'year=\"', dyninfo ) = 1,
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@ -14,5 +17,7 @@ SELECT DISTINCT
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IF( LOCATE( '\nyear=\"', dyninfo ),
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SUBSTRING( dyninfo, LOCATE( '\nyear=\"', dyninfo ) + 7,
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LOCATE( '\"\r', SUBSTRING( dyninfo, LOCATE( '\nyear=\"', dyninfo ) +7 )) - 1), '' ))) AS year
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FROM t620
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FROM t1
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HAVING year != '' ORDER BY year;
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DROP TABLE t1;
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@ -238,7 +238,7 @@ SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
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DROP TABLE t1;
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#
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# Test error with
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# Test problem with range optimzer and sub ranges
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#
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CREATE TABLE t1 (a int, b int, c int, INDEX (c,a,b));
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@ -249,3 +249,17 @@ SELECT COUNT(*) FROM t1 WHERE (c=0 and a=1) or (c=0 and b=1);
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SELECT COUNT(*) FROM t1 WHERE (c=0 and b=1) or (c=0 and a=1);
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DROP TABLE t1;
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#
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# Test problem with range optimization over overlapping ranges (#2448)
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#
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CREATE TABLE t1 ( a int not null, b int not null, INDEX ab(a,b) );
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INSERT INTO t1 VALUES (47,1), (70,1), (15,1), (15, 4);
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SELECT * FROM t1
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WHERE
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(
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( b =1 AND a BETWEEN 14 AND 21 ) OR
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( b =2 AND a BETWEEN 16 AND 18 ) OR
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( b =3 AND a BETWEEN 15 AND 19 ) OR
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(a BETWEEN 19 AND 47)
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);
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@ -4747,7 +4747,6 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
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berkeley_env_flags|= DB_TXN_NOSYNC;
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else
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berkeley_env_flags&= ~DB_TXN_NOSYNC;
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printf("berkeley_env_flags: %d, arg '%s'\n", berkeley_env_flags, argument);
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break;
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case OPT_BDB_NO_RECOVER:
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berkeley_init_flags&= ~(DB_RECOVER);
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@ -1710,6 +1710,8 @@ key_or(SEL_ARG *key1,SEL_ARG *key2)
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return 0; // OOM
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tmp->copy_max_to_min(&key);
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tmp->increment_use_count(key1->use_count+1);
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/* Increment key count as it may be used for next loop */
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key.increment_use_count(1);
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new_arg->next_key_part=key_or(tmp->next_key_part,key.next_key_part);
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key1=key1->insert(new_arg);
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break;
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@ -2708,15 +2710,18 @@ int QUICK_SELECT_DESC::get_next()
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}
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else
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{
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/* Heikki changed Sept 11, 2002: since InnoDB does not store the cursor
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position if READ_KEY_EXACT is used to a primary key with all
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key columns specified, we must use below HA_READ_KEY_OR_NEXT,
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so that InnoDB stores the cursor position and is able to move
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the cursor one step backward after the search. */
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/*
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Heikki changed Sept 11, 2002: since InnoDB does not store the cursor
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position if READ_KEY_EXACT is used to a primary key with all
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key columns specified, we must use below HA_READ_KEY_OR_NEXT,
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so that InnoDB stores the cursor position and is able to move
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the cursor one step backward after the search. */
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DBUG_ASSERT(range->flag & NEAR_MAX || range_reads_after_key(range));
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/* Note: even if max_key is only a prefix, HA_READ_AFTER_KEY will
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* do the right thing - go past all keys which match the prefix */
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/*
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Note: even if max_key is only a prefix, HA_READ_AFTER_KEY will
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do the right thing - go past all keys which match the prefix
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*/
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result=file->index_read(record, (byte*) range->max_key,
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range->max_length,
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((range->flag & NEAR_MAX) ?
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@ -449,225 +449,160 @@ uchar NEAR sort_order_tis620[]=
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(uchar) '\370',(uchar) '\371',(uchar) '\372',(uchar) '\373',(uchar) '\374',(uchar) '\375',(uchar) '\376',(uchar) '\377',
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};
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/* Convert thai string to "Standard C String Function" sortable string
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Arg: const source string and length of converted string
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Ret: Sortable string
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/*
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Convert thai string to "Standard C String Function" sortable string
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Arg: const source string and length of converted string
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Ret: Sortable string
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*/
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static void _thai2sortable(uchar *tstr)
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static void _thai2sortable(uchar *tstr)
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{
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uchar *p ;
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int len,tlen ;
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uchar c,l2bias ;
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uchar *p;
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int len, tlen;
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uchar l2bias;
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tlen= len = strlen (tstr) ;
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l2bias = 256 - 8 ;
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for (p=tstr; tlen > 0; p++,tlen--)
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{
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c = *p ;
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if (isthai(c))
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{
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int *t_ctype0 = t_ctype[c] ;
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if (isconsnt(c))
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l2bias -= 8 ;
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if (isldvowel(c) && isconsnt(p[1]))
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{
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/*
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simply swap between leading-vowel and consonant
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*/
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*p = p[1];
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p[1]= c ;
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tlen-- ;
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p++;
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continue ;
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}
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// if found level 2 char (L2_GARAN,L2_TONE*,L2_TYKHU) move to last
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if (t_ctype0[1]>= L2_GARAN)
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{
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// l2bias use to control position weight of l2char
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// example (*=l2char) XX*X must come before X*XX
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strcpy (p,p+1) ;
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tstr[len-1] = l2bias + t_ctype0[1]- L2_GARAN +1 ;
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p-- ;
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continue ;
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}
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}
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else
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{
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l2bias -= 8 ;
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*p = to_lower_tis620[c];
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}
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/*
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this routine skip non-printable char
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but not necessary, leave it like raw ascii 8 bits
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*/
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/*
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t_ctype0 = t_ctype[p[0]];
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if ((t_ctype0[0]|t_ctype0[1]|t_ctype0[2])==IGNORE)
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{
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strcpy(p,p+1);
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p-- ;
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}
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*/
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}
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}
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/*
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NOTE: isn't it faster to alloc buffer in calling function?
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*/
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/*
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Sathit's NOTE: we don't use this function anymore
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static uchar* thai2sortable(const uchar * tstr,int len)
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{
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*/
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/* We use only 3 levels (neglect capitalization). */
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/*
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const uchar* p= tstr;
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uchar *outBuf;
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uchar *pRight1, *pRight2, *pRight3;
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uchar *pLeft1, *pLeft2, *pLeft3;
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uint bufSize;
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uint RightSize;
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len= (int) strnlen((char*) tstr,len);
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bufSize= (uint) buffsize((char*) tstr);
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RightSize= sizeof(uchar) * (len + 1);
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if (!(outBuf= pLeft1= pRight1=
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(uchar *)malloc(sizeof(uchar) * bufSize + RightSize*2)))
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return (uchar*) tstr;
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pLeft2= pRight2= pRight1 + sizeof(uchar) * bufSize;
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pLeft3= pRight3= pRight2 + RightSize;
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while (--len > 0)
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tlen= len= strlen (tstr);
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l2bias= 256 - 8;
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for (p= tstr; tlen > 0; p++, tlen--)
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{
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int *t_ctype0= t_ctype[p[0]];
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if (isldvowel(*p) && isconsnt(p[1]))
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uchar c= *p;
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if (isthai(c))
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{
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int *t_ctype1= t_ctype[p[1]];
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*pRight1++= t_ctype1[0];
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*pRight2++= t_ctype1[1];
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*pRight3++= t_ctype1[2];
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*pRight1++= t_ctype0[0];
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*pRight2++= t_ctype0[1];
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*pRight3++= t_ctype0[2];
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p+= 2;
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len--;
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int *t_ctype0= t_ctype[c];
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if (isconsnt(c))
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l2bias -= 8;
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if (isldvowel(c) && isconsnt(p[1]))
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{
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/* simply swap between leading-vowel and consonant */
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*p= p[1];
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p[1]= c;
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tlen--;
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p++;
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continue;
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}
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/* if found level 2 char (L2_GARAN,L2_TONE*,L2_TYKHU) move to last */
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if (t_ctype0[1] >= L2_GARAN)
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{
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/*
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l2bias use to control position weight of l2char
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example (*=l2char) XX*X must come before X*XX
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*/
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strmov(p,p+1);
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tstr[len-1]= l2bias + t_ctype0[1]- L2_GARAN +1;
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p--;
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continue;
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}
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}
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else
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{
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*pRight1= t_ctype0[0];
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if(*pRight1 != IGNORE)
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pRight1++;
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*pRight2= t_ctype0[1];
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if (*pRight2 != IGNORE)
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pRight2++;
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*pRight3= t_ctype0[2];
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if(*pRight3 != IGNORE)
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pRight3++;
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p++;
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l2bias-= 8;
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*p= to_lower_tis620[c];
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}
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}
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if (!len)
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{
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int *t_ctype0= t_ctype[p[0]];
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*pRight1= t_ctype0[0];
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if (*pRight1 != IGNORE)
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pRight1++;
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*pRight2= t_ctype0[1];
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if (*pRight2 != IGNORE)
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pRight2++;
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*pRight3= t_ctype0[2];
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if (*pRight3 != IGNORE)
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pRight3++;
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}
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*pRight1++= L2_BLANK;
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*pRight2++= L3_BLANK;
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*pRight3++= '\0';
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memcpy(pRight1, pLeft2, pRight2 - pLeft2);
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pRight1+= pRight2 - pLeft2;
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memcpy(pRight1, pLeft3, pRight3 - pLeft3);
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return outBuf;
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}
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/*
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strncoll() replacement, compare 2 string, both are converted to sortable
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string
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Arg: 2 Strings and it compare length
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Ret: strcmp result
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*/
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/* strncoll() replacement, compare 2 string, both are conveted to sortable string
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Arg: 2 Strings and it compare length
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Ret: strcmp result
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*/
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int my_strnncoll_tis620(const uchar * s1, int len1, const uchar * s2, int len2)
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{
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uchar buf[80] ;
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uchar *tc1, *tc2;
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int i;
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uchar buf[80] ;
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uchar *tc1, *tc2;
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int i;
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len1= (int) strnlen((char*) s1,len1);
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len2= (int) strnlen((char*) s2,len2);
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if ((len1 + len2 +2) > (int) sizeof(buf))
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tc1 = (uchar *)malloc(len1+len2) ;
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else
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tc1 = buf ;
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tc2 = tc1 + len1+1 ;
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strncpy((char *)tc1,(char *)s1,len1) ;
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tc1[len1] = 0; // if s1's length > len1, need to put 'end of string'
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strncpy((char *)tc2,(char *)s2,len2) ;
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tc2[len2] = 0; // put end of string
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_thai2sortable(tc1);
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_thai2sortable(tc2);
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i= strcmp((char*)tc1, (char*)tc2);
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if (tc1 != buf )
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free(tc1);
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return i;
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len1= (int) strnlen((char*) s1,len1);
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len2= (int) strnlen((char*) s2,len2);
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tc1= buf;
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if ((len1 + len2 +2) > (int) sizeof(buf))
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tc1= (uchar*) malloc(len1+len2);
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tc2= tc1 + len1+1;
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memcpy((char*) tc1, (char*) s1, len1);
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tc1[len1]= 0; /* if length(s1)> len1, need to put 'end of string' */
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memcpy((char *)tc2, (char *)s2, len2);
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tc2[len2]= 0; /* put end of string */
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_thai2sortable(tc1);
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_thai2sortable(tc2);
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i= strcmp((char*)tc1, (char*)tc2);
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if (tc1 != buf)
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free(tc1);
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return i;
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}
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/* strnxfrm replacment, convert Thai string to sortable string
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Arg: Destination buffer, source string, dest length and source length
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Ret: Conveted string size
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/*
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strnxfrm replacment, convert Thai string to sortable string
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Arg: Destination buffer, source string, dest length and source length
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Ret: Conveted string size
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*/
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int my_strnxfrm_tis620(uchar * dest, const uchar * src, int len, int srclen)
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{
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if (len > srclen)
|
||||
len = srclen ;
|
||||
strncpy (dest,src,len) ;
|
||||
dest[len] = 0; // if src's length > len, need to put 'end of string'
|
||||
_thai2sortable(dest);
|
||||
return strlen(dest);
|
||||
if (len > srclen)
|
||||
len= srclen ;
|
||||
strnmov(dest, src, len) ;
|
||||
dest[len]= 0; /* if length(src) > len, need to put 'end of string' */
|
||||
_thai2sortable(dest);
|
||||
return strlen(dest);
|
||||
}
|
||||
|
||||
/* strcoll replacment, compare 2 strings
|
||||
Arg: 2 strings
|
||||
Ret: strcmp result
|
||||
|
||||
/*
|
||||
strcoll replacment, compare 2 strings
|
||||
Arg: 2 strings
|
||||
Ret: strcmp result
|
||||
*/
|
||||
|
||||
int my_strcoll_tis620(const uchar * s1, const uchar * s2)
|
||||
{
|
||||
return my_strnncoll_tis620(s1, strlen((char *)s1),s2,strlen((char *)s2));
|
||||
return my_strnncoll_tis620(s1, strlen((char *)s1),s2,strlen((char *)s2));
|
||||
}
|
||||
|
||||
/* strxfrm replacment, convert Thai string to sortable string
|
||||
Arg: Destination buffer, String and dest buffer size
|
||||
Ret: Converting string size
|
||||
|
||||
/*
|
||||
strxfrm replacment, convert Thai string to sortable string
|
||||
|
||||
Arg: Destination buffer, String and dest buffer size
|
||||
Ret: Converting string size
|
||||
*/
|
||||
|
||||
int my_strxfrm_tis620(uchar * dest, const uchar * src, int len)
|
||||
{
|
||||
return my_strnxfrm_tis620(dest,src,len,strlen((char *)src));
|
||||
}
|
||||
|
||||
/* Convert SQL like string to C string
|
||||
Arg: String, its length, escape character, resource length, minimal string and maximum string
|
||||
Ret: Alway 0
|
||||
|
||||
/*
|
||||
Convert SQL LIKE string to C string
|
||||
|
||||
Arg: String, its length, escape character, resource length,
|
||||
minimal string and maximum string
|
||||
Ret: Always 0
|
||||
*/
|
||||
|
||||
/*
|
||||
We just copy this function from opt_range.cc. No need to convert to
|
||||
thai2sortable string. min_str and max_str will be use for comparison and
|
||||
converted there.
|
||||
*/
|
||||
|
||||
/* We just copy this function from opt_range.cc. No need to convert to
|
||||
thai2sortable string. min_str and max_str will be use for comparison and
|
||||
converted there. */
|
||||
#define max_sort_chr ((char) 255)
|
||||
#define wild_one '_'
|
||||
#define wild_many '%'
|
||||
|
||||
my_bool my_like_range_tis620(const char *ptr, uint ptr_length, pchar escape,
|
||||
uint res_length, char *min_str, char *max_str,
|
||||
uint *min_length, uint *max_length)
|
||||
uint res_length, char *min_str, char *max_str,
|
||||
uint *min_length, uint *max_length)
|
||||
{
|
||||
const char *end=ptr+ptr_length;
|
||||
char *min_org=min_str;
|
||||
|
|
@ -692,7 +627,7 @@ my_bool my_like_range_tis620(const char *ptr, uint ptr_length, pchar escape,
|
|||
*min_length= (uint) (min_str - min_org);
|
||||
*max_length=res_length;
|
||||
do {
|
||||
*min_str++ = ' '; /* Because if key compression */
|
||||
*min_str++ = ' '; /* Because of key compression */
|
||||
*max_str++ = max_sort_chr;
|
||||
} while (min_str != min_end);
|
||||
return 0;
|
||||
|
|
@ -702,18 +637,21 @@ my_bool my_like_range_tis620(const char *ptr, uint ptr_length, pchar escape,
|
|||
*min_length= *max_length = (uint) (min_str - min_org);
|
||||
|
||||
while (min_str != min_end)
|
||||
*min_str++ = *max_str++ = ' '; /* Because if key compression */
|
||||
*min_str++= *max_str++ = ' '; /* Because of key compression */
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Thai normalization for input sub system
|
||||
Arg: Buffer, 's length, String, 'length
|
||||
Ret: Void
|
||||
|
||||
/*
|
||||
Thai normalization for input sub system
|
||||
|
||||
Arg: Buffer, 's length, String, 'length
|
||||
*/
|
||||
|
||||
void ThNormalize(uchar* ptr, uint field_length, const uchar* from, uint length)
|
||||
{
|
||||
const uchar* fr= from;
|
||||
uchar* p= ptr;
|
||||
const uchar *fr= from;
|
||||
uchar *p= ptr;
|
||||
uint i;
|
||||
|
||||
if (length > field_length)
|
||||
|
|
@ -721,24 +659,21 @@ void ThNormalize(uchar* ptr, uint field_length, const uchar* from, uint length)
|
|||
|
||||
for (i=0;i<length;i++,p++,fr++)
|
||||
{
|
||||
*p = *fr ;
|
||||
*p= *fr ;
|
||||
|
||||
/* Sathit's NOTE: it's better idea not to do any normalize
|
||||
*/
|
||||
if (istone(*fr) || isdiacrt1(*fr))
|
||||
{
|
||||
if (i > 0 && (islwrvowel(fr[-1]) || isuprvowel(fr[-1])))
|
||||
continue ;
|
||||
if(islwrvowel(fr[1]) || isuprvowel(fr[1]))
|
||||
{
|
||||
*p= fr[1];
|
||||
p[1]= *fr;
|
||||
fr++;
|
||||
p++;
|
||||
i++ ;
|
||||
}
|
||||
/* Sathit's NOTE: it's better idea not to do any normalize */
|
||||
if (istone(*fr) || isdiacrt1(*fr))
|
||||
{
|
||||
if (i > 0 && (islwrvowel(fr[-1]) || isuprvowel(fr[-1])))
|
||||
continue;
|
||||
if(islwrvowel(fr[1]) || isuprvowel(fr[1]))
|
||||
{
|
||||
*p= fr[1];
|
||||
p[1]= *fr;
|
||||
fr++;
|
||||
p++;
|
||||
i++;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue