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			77 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
	
		
			1.1 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
drop table if exists t0,t1;
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create table t0(a int primary key);
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insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
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create table t1(
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pk int,
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a int,
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key(pk)
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);
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insert into t1
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select 
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A.a + B.a* 10 + C.a * 100,
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1
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from t0 A, t0 B, t0 C;
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select 
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pk,
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count(a) over (order by pk rows between 2 preceding and 2 following) as exp
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from t1
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where pk between 1 and 30
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order by pk desc
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limit 4;
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pk	exp
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30	3
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29	4
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28	5
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27	5
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drop table t0,t1;
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#
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# MDEV-30052: Crash with a query containing nested WINDOW clauses
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#
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CREATE TABLE t1 (c INT);
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insert into t1 values (1),(2);
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UPDATE t1 SET c=1
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WHERE c=2
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ORDER BY
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(1 IN ((
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SELECT *
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FROM (SELECT * FROM t1) AS v1
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GROUP BY c
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WINDOW v2 AS (ORDER BY
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(SELECT *
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FROM t1
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GROUP BY c
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WINDOW v3 AS (PARTITION BY c)
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)
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)
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))
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);
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drop table t1;
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#
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# MDEV-29359: Server crashed with heap-use-after-free in
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# Field::is_null(long long) const (Just testcase)
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#
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CREATE TABLE t1 (id int);
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INSERT INTO t1 VALUES (-1),(0),(84);
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SELECT
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id IN (SELECT id
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FROM t1
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WINDOW w AS (ORDER BY (SELECT  1
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FROM t1
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WHERE
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EXISTS ( SELECT id
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FROM t1
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GROUP BY id
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WINDOW w2 AS (ORDER BY id)
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)
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)
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)
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) as exp
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FROM t1;
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exp
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1
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1
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1
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DROP TABLE t1;
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#
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# End of 10.3 tests
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#
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