public class SubqueryExpression extends Object implements Expression
Expressions.any(Query)
,
Expressions.all(Query)
Modifier and Type | Field and Description |
---|---|
private String |
operator |
private Query |
subquery |
Constructor and Description |
---|
SubqueryExpression(String operator,
Query subquery) |
Modifier and Type | Method and Description |
---|---|
boolean |
equals(Object other)
This expression is equal to another SubqueryExpression if they
use the same operator and reference the same subquery instance.
|
Collection<? extends QueryElement> |
getChildren()
Get the children of this query element or null if it has no children.
|
int |
hashCode() |
String |
toQl(Query query,
DbControl dc)
Create a query language string of the query element.
|
String |
toString() |
public String toQl(Query query, DbControl dc) throws BaseException
QueryElement
Query.getQueryType()
method to find out which query language is wanted
in case the element requires different syntax for different languages.toQl
in interface QueryElement
query
- The query that is about to be executeddc
- The DbControl
object used to execute the queryBaseException
- If there is any other errorpublic Collection<? extends QueryElement> getChildren()
QueryElement
AddExpression
has two children, the expression
beeing added.getChildren
in interface QueryElement
public boolean equals(Object other)