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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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