I have a query that I want to translate to Criteria API.
A query
select a, b, c from myTable t where t.e = ANY(?1)
After java processes it (native sql query) the final query looks like this
select a, b, c from myTable t where t.e = ANY(array['prop1', 'prop2', 'prop3'])
My Question is how to translate = ANY(?1)
part to Criteria API?
I see that any() definition is
public <Y> Expression<Y> any(Subquery<Y> subquery)
How to put array of values to it?
I’m using PostgreSQL
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Answer
You will need a custom SQLFunction
that renders the SQL you desire e.g.
public class ArrayAny implements SQLFunction { @Override public boolean hasArguments() { return true; } @Override public boolean hasParenthesesIfNoArguments() { return true; } @Override public Type getReturnType(Type firstArgumentType, Mapping mapping) throws QueryException { return firstArgumentType; } @Override public String render(Type firstArgumentType, List args, SessionFactoryImplementor factory) throws QueryException { return "any(" + args.get(0) + "::text[])"; } }
You will have to register the function within the Dialect. Then you should be able to use the function like this:
query.where( criteriaBuilder.equal( root.get("e"), criteriaBuilder.function('any', String.class, arrayAsString), ) );