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query::or_where_null()

Adds an ISNULL comparison to the cQL WHERE clause. A logical OR will be used to combine it with any existing where expressions.

Prototype

or_where_null(mixed $expressions): query

Parameters

See where().

Return

The updated query object is returned.  This is handy for chaining additional methods.

Example

// equivalent to WHERE Age>18 OR ISNULL(Address.State)
$query->where('Age >', 18);
$query->or_where_null('Address.State');