/**
  * Prepare for MyselfExists (correlated sub-query).
  *
  * @param subCBLambda The implementation of sub-query. (NotNull)
  */
 public void myselfExists(SubQuery<TweetCB> subCBLambda) {
   assertObjectNotNull("subCBLambda", subCBLambda);
   TweetCB cb = new TweetCB();
   cb.xsetupForMyselfExists(this);
   lockCall(() -> subCBLambda.query(cb));
   String pp = keepMyselfExists(cb.query());
   registerMyselfExists(cb.query(), pp);
 }
 // ===================================================================================
 //                                                                       MyselfDerived
 //                                                                       =============
 public void xsmyselfDerive(String fn, SubQuery<TweetCB> sq, String al, DerivedReferrerOption op) {
   assertObjectNotNull("subQuery", sq);
   TweetCB cb = new TweetCB();
   cb.xsetupForDerivedReferrer(this);
   lockCall(() -> sq.query(cb));
   String pp = keepSpecifyMyselfDerived(cb.query());
   String pk = "TWEET_ID";
   registerSpecifyMyselfDerived(fn, cb.query(), pk, pk, pp, "myselfDerived", al, op);
 }
 @SuppressWarnings("unchecked")
 protected <CB extends ConditionBean> void xscalarCondition(
     String fn, SubQuery<CB> sq, String rd, HpSLCCustomized<CB> cs, ScalarConditionOption op) {
   assertObjectNotNull("subQuery", sq);
   TweetCB cb = xcreateScalarConditionCB();
   sq.query((CB) cb);
   String pp = keepScalarCondition(cb.query()); // for saving query-value
   cs.setPartitionByCBean((CB) xcreateScalarConditionPartitionByCB()); // for using partition-by
   registerScalarCondition(fn, cb.query(), pp, rd, cs, op);
 }
 @SuppressWarnings("unchecked")
 protected <CB extends ConditionBean> void xqderiveMyselfDerived(
     String fn, SubQuery<CB> sq, String rd, Object vl, DerivedReferrerOption op) {
   assertObjectNotNull("subQuery", sq);
   TweetCB cb = new TweetCB();
   cb.xsetupForDerivedReferrer(this);
   sq.query((CB) cb);
   String pk = "TWEET_ID";
   String sqpp = keepQueryMyselfDerived(cb.query()); // for saving query-value.
   String prpp = keepQueryMyselfDerivedParameter(vl);
   registerQueryMyselfDerived(fn, cb.query(), pk, pk, sqpp, "myselfDerived", rd, vl, prpp, op);
 }