1. add DELETE_SIGN_COLUMN in non-visible-columns in LogicalOlapScan 2. when the table has a delete sign, add a filter `delete_sign_coumn = 0` 3. use output slots and non-visible slots to bind slot
1. add DELETE_SIGN_COLUMN in non-visible-columns in LogicalOlapScan 2. when the table has a delete sign, add a filter `delete_sign_coumn = 0` 3. use output slots and non-visible slots to bind slot