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PQL47 (PQL Function Library - CPM 4.7)

MIN

Applies to: CELONIS 4.0 CELONIS 4.2 CELONIS 4.3 CELONIS 4.4 CELONIS 4.5 CELONIS 4.6 CELONIS 4.7

Description

This function calculates the minimum value per group. MIN can be applied on any data type.

Syntax
MIN ( table.column )
NULL handling

NULL values are ignored, meaning that they do not influence the result. If all values of a group are NULL, the result for this group is also NULL.

Examples

[1] Minimum of column.

Query

Column1

MIN ( "Table"."Column" )

Input

Output

Table

Column : INT

1

-3

4

Result

Column1 : INT

-3

[2] Get the minimum value by country.

Query

Column1

"Table"."Country"

Column2

MIN ( "Table"."Values" )

Input

Output

Table

Country : STRING

Values : INT

'US'

3

'DE'

10

'DE'

5

'FR'

5

'US'

4

'US'

3

Result

Column1 : STRING

Column2 : INT

'DE'

5

'FR'

5

'US'

3

[3] Get the minimum value mixed with nulls, grouped by country.

Query

Column1

"Table"."Country"

Column2

MIN ( "Table"."Values" )

Input

Output

Table

Country : STRING

Values : INT

'FR'

10

'FR'

null

'DE'

null

Result

Column1 : STRING

Column2 : INT

'DE'

null

'FR'

10

See also: