def fulltext_search_sql(self, field_name):
    return ("CONTAINS(%s, %%s) > 0" % field_name)

def field_cast_sql(self, db_type):
    return "%s"


def patch():
    """call me, call me"""
    from django.db.backends.oracle.base import DatabaseOperations
    DatabaseOperations.fulltext_search_sql = fulltext_search_sql
    DatabaseOperations.field_cast_sql = field_cast_sql