create table SYS_RLS_POLICY (
  RLSP_TABLE varchar, - the FQN of the table
  RLSP_OP varchar, - the operation (one per row : I/U/D/S)
  RLSP_FUNC varchar, - the FQN of the stored procedure to be called
  PRIMARY KEY (RLSP_TABLE, RLSP_OP))

That system table is used for persisting the definitions