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			114 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			114 lines
		
	
	
	
		
			4.1 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| create table t1 (i int);
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| insert into t1 values (5),(6),(0);
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| #
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| # Try out all set functions with window functions as arguments.
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| # Any such usage should return an error.
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| #
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| select MIN( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select MIN(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select MAX( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select MAX(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select SUM( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select SUM(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select AVG( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select AVG(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select COUNT( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select COUNT(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select BIT_AND( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select BIT_OR( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select BIT_XOR( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select STD( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select STDDEV( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select STDDEV_POP( SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select STDDEV_SAMP(SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select VARIANCE(SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select VAR_POP(SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select VAR_SAMP(SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select GROUP_CONCAT(SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| select GROUP_CONCAT(DISTINCT SUM(i) OVER (order by i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| #
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| # Test that partition instead of order by in over doesn't change result.
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| #
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| select SUM( SUM(i) OVER (PARTITION BY i) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| #
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| # Test that no arguments in OVER() clause lead to crash in this case.
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| #
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| select SUM( SUM(i) OVER () )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| drop table t1;
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| #
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| # MDEV-13774: Server Crash on Execuate of SQL Statement
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| #
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| create table t1 (i int);
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| insert into t1 values (5),(6),(0);
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| select SUM(
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| IF( SUM( IF(i,1,0)) OVER (PARTITION BY i) > 0
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| AND
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| SUM( IF(i,1,0)) OVER (PARTITION BY i) > 0,
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| 1,
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| 0) )
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| from t1;
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| ERROR HY000: Window functions can not be used as arguments to group functions.
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| #
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| # A way to get the aggregation result.
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| #
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| select i, IF(SUM(IF(i,1,0)) OVER (PARTITION BY i) > 0 AND SUM( IF(i,1,0)) OVER (PARTITION BY i) > 0,1,0) AS if_col
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| from t1
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| order by i;
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| i	if_col
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| 0	0
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| 5	1
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| 6	1
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| select sum(if_col)
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| from (select IF(SUM(IF(i,1,0)) OVER (PARTITION BY i) > 0 AND SUM( IF(i,1,0)) OVER (PARTITION BY i) > 0,1,0) AS if_col
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| from t1) tmp;
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| sum(if_col)
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| 2
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| drop table t1;
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