Ejemplo n.º 1
0
 /**
  * Accepts a SELECT type queryset and builds a union select between them.
  *
  * @param qs A select type queryset
  * @return
  */
 public QuerySet union(QuerySet qs) throws SQLException {
   hasRan();
   unionSet =
       (unionSet == null)
           ? "\nUNION " + qs.compileSelect()
           : unionSet + "\nUNION " + qs.compileSelect();
   unionData.addAll(qs.getData());
   sourceTables.addAll(qs.getSourceTables());
   return this;
 }
Ejemplo n.º 2
0
 /**
  * Builds a composite FROM part of the query.
  *
  * @param qs A QuerySet that produces data (a SELECT)
  * @param alias The alias for the intermediate table
  * @return queryset
  */
 public QuerySet from(QuerySet qs, String alias) throws SQLException {
   hasRan();
   if (fromSet == null) {
     fromSet = "\nFROM (" + qs.compileSelect() + ") AS " + alias + " ";
   } else {
     fromSet = ", (" + qs.compileSelect() + ") AS " + alias + " ";
   }
   fromData.addAll(qs.getData());
   sourceTables.addAll(qs.getSourceTables());
   return this;
 }
Ejemplo n.º 3
0
 public QuerySet whereNotIn(String column, QuerySet innerQuery, String type) throws SQLException {
   hasRan();
   if (whereSet == null) {
     whereSet = "\nWHERE ";
   } else {
     whereSet += "\n" + type + " ";
   }
   whereSet += column + " " + LogicOperands.NOT_IN + " (" + innerQuery.compileSelect() + ")";
   whereData.addAll(innerQuery.getData());
   sourceTables.addAll(innerQuery.getSourceTables());
   return this;
 }