in file mssql.php, method MDB2_Driver_Datatype_mssql::getTypeDeclaration() Obtain DBMS specific SQL code portion needed to declare an text type field to be used in statements like CREATE TABLE.
in file mssql.php, method MDB2_Driver_Datatype_mssql::_quoteBLOB() Convert a text value into a DBMS specific format that is suitable to compose query statements.