use "io/sql";
Represents a mutable parametrized SQL string. It is used to hold the textual portions of the SQL query/command along with the parameters for easy dynamic building of the queries.
Supported operators:
+, +=
with ParamString and String types (for concatenation).
A short variant of the constructors is available: ParamString(...)
static function create(query: String, ...): ParamStringfunction clone(): ParamString
		function wrap(): ParamString
		function wrap(prefix: String, suffix: String): ParamString
	
		function get_query(): String
		function get_signature(): String
		function get_params(): Dynamic[]