String functions

This family of functions perform operations on a string input value and return a string or numeric value.

• concat, ||
• contains
• ends_with
• length
• ltrim
• lower
• lpad
• md5
• regexp_extract
• regexp_like
• regexp_replace
• repeat
• replace
• reverse
• rpad
• rtrim
• search
• search_ip
• split
• starts_with
• substr
• tokenize
• trim
• upper