Applies to:  CELONIS 4.0 CELONIS 4.2 CELONIS 4.3 CELONIS 4.4 

Description

Count calculates the number of elements per group. It can be applied on any data type.

Syntax

COUNT ( table.column )

Null handling

Null values are not counted. If all values of a group are null, the result for this group is 0.

Examples

Count elements of the column.
Query
Column1
COUNT ( "Table1"."Column1" )
Input
Table1
Column1 : INT
3
1
1
2
Output
Result
Column1 : INT
4



Count the number of values grouped by country.
Query
Column1
"Table1"."Country"
Column2
COUNT ( "Table1"."Values" )
Input
Table1
Country : STRINGValues : INT
'US'
3
'DE'
10
'DE'
5
'FR'
5
'US'
4
'US'
3
Output
Result
Column1 : STRINGColumn2 : INT
'DE'
2
'FR'
1
'US'
3



Count the number of values mixed with nulls, grouped by country.
Query
Column1
"Table1"."Country"
Column2
COUNT ( "Table1"."Values" )
Input
Table1
Country : STRINGValues : INT
'FR'
10
'FR'
null
'DE'
null
Output
Result
Column1 : STRINGColumn2 : INT
'DE'
0
'FR'
1



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