documentationprimary_key¶
Description¶
Specify the primary key for some verbs
Return type¶
primarykey
Domain¶
This is a scalar function (calculates a single output value for a single input row.)
Categories¶
Usage¶
primary_key( columnname ... )
Argument |
Type |
Required |
Multiple |
|---|---|---|---|
columnname |
fieldref |
Required |
Can be multiple |
Aliases¶
pk, primarykey (deprecated)