OPAL Boolean Functions

Function	Description
bool	Generate a boolean value of the argument value.
bool_null	Returns a null value of type bool. This is important…
contains	Returns true if the str string contains the expr…
ends_with	Returns true if string str ends with string…
eq	Return true if A is equal to B.
gt	Return true if A is strictly greater than B.
gte	Return true if A is greater than or equal to B.
is_null	Return true if the argument has the null value.
like	Returns true if subject matches pattern (case-sensit…
lt	Return true if A is strictly less than B.
lte	Return true if A is less than or equal to B.
match_regex	Return true if the argument input string or object…
ne	Return true if A is not equal to B.
path_exists	Given a column and path, return whether the JSON…
search	Return true if the for text is matched in the…
starts_with	Returns true if string starts with expr.