Reserved Characters
MQL has a list of reserved characters:
- =, !, <, >: equality and non-equality operators
 - (, ): specify precedence of filters and = ANY, and = ALL list boundaries
 - +, -: integer sign characters and date constant delimiter
 - Comma (,): SELECT, ORDER BY, = ANY, and = ALL list delimiter
 - Space ( ), \t, \n: whitespace characters
 - Single quote ('): bound string constants, date constants or datetime constants used as filter values
 - Double quote ("): quote attribute names, or search words that have spaces or punctuation characters in text filter or semantic_search_text filter
 - Dot (.): used to specify a profile name or related object property