LiteralFactory l = vendor.getLiteralFactory();
ColumnsFactory c = vendor.getColumnsFactory();
builder.getWhere().reset(
vendor.getBooleanFactory().regexp(
c.colName( TABLE_NAME_PREFIX + lastTableIndex,
DBNames.QNAME_TABLE_VALUE_COLUMN_NAME ),
l.param() ) );
Object value = predicate.value();
if( value instanceof Variable )