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7240a4d317
fix null handling in ha_ndbcluster when using ordered index mysql-test/r/ndb_index_ordered.result: bug#6435 mysql-test/t/ndb_index_ordered.test: bug#6435 sql/ha_ndbcluster.cc: Fix null handling in ordered index code
312 lines
5.3 KiB
Text
312 lines
5.3 KiB
Text
drop table if exists t1, test1, test2;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned,
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KEY(b)
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) engine=ndbcluster;
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insert t1 values(1, 2, 3), (2,3, 5), (3, 4, 6), (4, 5, 8), (5,6, 2), (6,7, 2);
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select * from t1 order by b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b >= 4 order by b;
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a b c
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b = 4 order by b;
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a b c
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3 4 6
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select * from t1 where b > 4 order by b;
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a b c
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4 5 8
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5 6 2
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6 7 2
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select * from t1 where b < 4 order by b;
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a b c
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1 2 3
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2 3 5
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select * from t1 where b <= 4 order by b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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select tt1.* from t1 as tt1, t1 as tt2 use index(b) where tt1.b = tt2.b order by tt1.b;
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a b c
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1 2 3
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2 3 5
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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select a, b, c from t1 where a!=2 and c=6;
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a b c
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3 4 6
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select a, b, c from t1 where a!=2 order by a;
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a b c
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1 2 3
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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update t1 set c = 3 where b = 3;
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select * from t1 order by a;
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a b c
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1 2 3
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2 3 3
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3 4 6
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4 5 8
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5 6 2
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6 7 2
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update t1 set c = 10 where b >= 6;
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select * from t1 order by a;
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a b c
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1 2 3
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2 3 3
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3 4 6
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4 5 8
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5 6 10
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6 7 10
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update t1 set c = 11 where b < 5;
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select * from t1 order by a;
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a b c
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1 2 11
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2 3 11
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3 4 11
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4 5 8
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5 6 10
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6 7 10
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update t1 set c = 12 where b > 0;
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select * from t1 order by a;
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a b c
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1 2 12
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2 3 12
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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update t1 set c = 13 where b <= 3;
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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update t1 set b = b + 1 where b > 4 and b < 7;
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 6 12
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5 7 12
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6 7 12
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update t1 set a = a + 10 where b > 1 and b < 7;
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select * from t1 order by a;
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a b c
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5 7 12
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6 7 12
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11 2 13
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12 3 13
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13 4 12
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14 6 12
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned,
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KEY(b)
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) engine=ndbcluster;
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insert t1 values(1, 2, 13), (2,3, 13), (3, 4, 12), (4, 5, 12), (5,6, 12), (6,7, 12);
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delete from t1 where b = 3;
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select * from t1 order by a;
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a b c
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1 2 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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delete from t1 where b >= 6;
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select * from t1 order by a;
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a b c
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1 2 13
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3 4 12
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4 5 12
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delete from t1 where b < 4;
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select * from t1 order by a;
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a b c
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3 4 12
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4 5 12
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delete from t1 where b > 5;
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select * from t1 order by a;
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a b c
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3 4 12
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4 5 12
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delete from t1 where b <= 4;
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select * from t1 order by a;
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a b c
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4 5 12
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned not null,
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c int unsigned not null
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) engine = ndb;
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create index a1 on t1 (b, c);
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insert into t1 values (1, 2, 13);
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insert into t1 values (2,3, 13);
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insert into t1 values (3, 4, 12);
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insert into t1 values (4, 5, 12);
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insert into t1 values (5,6, 12);
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insert into t1 values (6,7, 12);
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insert into t1 values (7, 2, 1);
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insert into t1 values (8,3, 6);
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insert into t1 values (9, 4, 12);
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insert into t1 values (14, 5, 4);
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insert into t1 values (15,5,5);
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insert into t1 values (16,5, 6);
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insert into t1 values (17,4,4);
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insert into t1 values (18,1, 7);
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select * from t1 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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5 6 12
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6 7 12
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7 2 1
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8 3 6
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9 4 12
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14 5 4
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15 5 5
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16 5 6
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17 4 4
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18 1 7
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select * from t1 where b<=5 order by a;
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a b c
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1 2 13
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2 3 13
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3 4 12
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4 5 12
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7 2 1
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8 3 6
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9 4 12
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14 5 4
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15 5 5
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16 5 6
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17 4 4
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18 1 7
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select * from t1 where b<=5 and c=0;
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a b c
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insert into t1 values (19,4, 0);
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select * from t1 where b<=5 and c=0;
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a b c
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19 4 0
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select * from t1 where b=4 and c<=5 order by a;
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a b c
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17 4 4
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19 4 0
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select * from t1 where b<=4 and c<=5 order by a;
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a b c
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7 2 1
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17 4 4
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19 4 0
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select * from t1 where b<=5 and c=0 or b<=5 and c=2;
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a b c
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19 4 0
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select count(*) from t1 where b = 0;
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count(*)
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0
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select count(*) from t1 where b = 1;
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count(*)
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1
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drop table t1;
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CREATE TABLE t1 (
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a int unsigned NOT NULL PRIMARY KEY,
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b int unsigned,
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c int unsigned,
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KEY bc(b,c)
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) engine = ndb;
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insert into t1 values(1,1,1),(2,NULL,2),(3,NULL,NULL),(4,4,NULL);
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select * from t1 use index (bc) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc)order by a;
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a b c
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1 1 1
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2 NULL 2
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3 NULL NULL
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4 4 NULL
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select * from t1 use index (bc) order by a;
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a b c
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1 1 1
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2 NULL 2
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3 NULL NULL
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4 4 NULL
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select * from t1 use index (PRIMARY) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL order by a;
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a b c
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2 NULL 2
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL and c IS NULL order by a;
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a b c
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3 NULL NULL
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select * from t1 use index (bc) where b IS NULL and c = 2 order by a;
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a b c
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2 NULL 2
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select * from t1 use index (bc) where b < 4 order by a;
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a b c
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1 1 1
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select * from t1 use index (bc) where b IS NOT NULL order by a;
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a b c
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1 1 1
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4 4 NULL
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drop table t1;
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CREATE TABLE test1 (
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SubscrID int(11) NOT NULL auto_increment,
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UsrID int(11) NOT NULL default '0',
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PRIMARY KEY (SubscrID),
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KEY idx_usrid (UsrID)
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) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
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INSERT INTO test1 VALUES (2,224),(3,224),(1,224);
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CREATE TABLE test2 (
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SbclID int(11) NOT NULL auto_increment,
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SbcrID int(11) NOT NULL default '0',
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PRIMARY KEY (SbclID),
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KEY idx_sbcrid (SbcrID)
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) ENGINE=ndbcluster DEFAULT CHARSET=latin1;
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INSERT INTO test2 VALUES (3,2),(1,1),(2,1),(4,2);
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select * from test1 order by 1;
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SubscrID UsrID
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1 224
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2 224
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3 224
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select * from test2 order by 1;
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SbclID SbcrID
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1 1
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2 1
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3 2
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4 2
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SELECT s.SubscrID,l.SbclID FROM test1 s left JOIN test2 l ON
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l.SbcrID=s.SubscrID WHERE s.UsrID=224 order by 1, 2;
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SubscrID SbclID
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1 1
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1 2
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2 3
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2 4
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3 NULL
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drop table test1;
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drop table test2;
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