/**
* Bind the expressions in the underlying ResultSets with tables.
*
* @exception StandardException Thrown on error
*/
protected void bindExpressionsWithTables() throws StandardException {
FromList fromList =
(FromList)
getNodeFactory()
.getNode(
C_NodeTypes.FROM_LIST,
getNodeFactory().doJoinOrderOptimization(),
getContextManager());
/* Bind the expressions under the resultSet */
resultSet.bindExpressionsWithTables(fromList);
/* Verify that all underlying ResultSets reclaimed their FromList */
if (SanityManager.DEBUG)
SanityManager.ASSERT(
fromList.size() == 0,
"fromList.size() is expected to be 0, not "
+ fromList.size()
+ " on return from RS.bindExpressions()");
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof FromClause) {
FromClause sc = (FromClause) obj;
return elements.equals(sc.elements);
}
return false;
}
@Override
public String toString() {
return elements.toString();
}
@Override
public int hashCode() {
return elements.hashCode();
}
public int count() {
return elements.size();
}
public String getAlias(int i) {
return elements.getKey(i);
}
public String get(String alias) {
return elements.get(alias);
}
public String get(int i) {
return elements.get(i);
}
public void add(String element) {
elements.add(element, element);
}
public void add(String alias, String element) {
elements.add(alias, element);
}