dbldatagen.constraints.literal_relation_constraint module

This module defines the ScalarInequality class

class LiteralRelation(columns, relation, value)[source]

Bases: NoPrepareTransformMixin, Constraint

LiteralRelation constraint

Constrains one or more columns so that the columns have an a relationship to a constant value

Parameters:

  • columns – column name or list of column names

  • relation – operator to check - should be one of <,> , =,>=,<=, ==, !=

  • value – A literal value to to compare against