String Functions

function array_concat(super, ...) returns super

function get_array_length(super) returns bigint

function json_array_length(varchar) returns bigint
function json_array_length(varchar, boolean) returns bigint

function regexp_replace(varchar, varchar) returns varchar
function regexp_replace(varchar, varchar, varchar) returns varchar
function regexp_replace(varchar, varchar, varchar, bigint) returns varchar
function regexp_replace(varchar, varchar, varchar, bigint, varchar) returns varchar

function substr(varchar, bigint) returns varchar
function substr(varchar, bigint, bigint) returns varchar

function substring(varchar, bigint) returns varchar
function substring(varchar, bigint, bigint) returns varchar