Equal (=)

This function compares 2 expressions. The result is a boolean.

Function Parameters

Left

Expression to compare

Possible children:

  • Data Constant
  • Field reference
  • Function
  • Filter reference

Right

Expression to compare

Possible children:

  • Data Constant
  • Field reference
  • Function
  • Filter reference

Handling NULL Values

In case you want to compare to a NULL value, keep the Right parameter without a child. This will essentially render IS NULL SQL statement when used in a filter set.