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HHH-12546: locate function doesn't work on SAP HANA

This commit is contained in:
Jonathan Bregler 2018-05-04 14:43:51 +02:00 committed by Vlad Mihalcea
parent a01c282288
commit db259df457
2 changed files with 115 additions and 1 deletions
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2
hibernate-core/src/main/java/org/hibernate/dialect/AbstractHANADialect.java
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@ -873,7 +873,7 @@ public abstract class AbstractHANADialect extends Dialect {
registerFunction( "lcase", new StandardSQLFunction( "lcase", StandardBasicTypes.STRING ) );
registerFunction( "left", new StandardSQLFunction( "left", StandardBasicTypes.STRING ) );
registerFunction( "length", new StandardSQLFunction( "length", StandardBasicTypes.INTEGER ) );
registerFunction( "locate", new StandardSQLFunction( "locate", StandardBasicTypes.INTEGER ) );
registerFunction( "locate", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "locate(?2, ?1, ?3)" ) );
registerFunction( "lpad", new StandardSQLFunction( "lpad", StandardBasicTypes.STRING ) );
registerFunction( "ltrim", new StandardSQLFunction( "ltrim", StandardBasicTypes.STRING ) );
registerFunction( "nchar", new StandardSQLFunction( "nchar", StandardBasicTypes.STRING ) );

114
hibernate-core/src/test/java/org/hibernate/test/dialect/function/HANAFunctionsTest.java Normal file
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@ -0,0 +1,114 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.dialect.function;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import java.math.BigDecimal;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.dialect.AbstractHANADialect;
import org.hibernate.query.Query;
import org.hibernate.testing.RequiresDialect;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Test;
@RequiresDialect(AbstractHANADialect.class)
public class HANAFunctionsTest extends BaseCoreFunctionalTestCase {
@Override
public String[] getMappings() {
return new String[]{ "dialect/function/Product.hbm.xml" };
}
@Override
protected void afterSessionFactoryBuilt() {
Product product = new Product();
product.setLength( 100 );
product.setPrice( new BigDecimal( 1.298 ) );
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
s.save( product );
tx.commit();
}
}
@Test
@TestForIssue(jiraKey = "HHH-12546")
public void testLocateFunction() {
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where locate('.', cast(p.price as string)) > 0", Product.class );
Product p = q.uniqueResult();
assertNotNull( p );
assertEquals( 100, p.getLength() );
assertEquals( BigDecimal.valueOf( 1.29 ), p.getPrice() );
tx.commit();
}
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where locate('.', cast(p.price as string)) = 0", Product.class );
Product p = q.uniqueResult();
assertNull( p );
tx.commit();
}
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where locate('.', cast(p.price as string), 3) > 0", Product.class );
Product p = q.uniqueResult();
assertNull( p );
tx.commit();
}
}
@Test
public void testSubstringFunction() {
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where substring(cast(p.price as string), 1, 2) = '1.'", Product.class );
Product p = q.uniqueResult();
assertNotNull( p );
assertEquals( 100, p.getLength() );
assertEquals( BigDecimal.valueOf( 1.29 ), p.getPrice() );
tx.commit();
}
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where substring(cast(p.price as string), 1, 2) = '.1'", Product.class );
Product p = q.uniqueResult();
assertNull( p );
tx.commit();
}
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where substring(cast(p.price as string), 1) = '1.29'", Product.class );
Product p = q.uniqueResult();
assertNotNull( p );
assertEquals( 100, p.getLength() );
assertEquals( BigDecimal.valueOf( 1.29 ), p.getPrice() );
tx.commit();
}
try ( Session s = openSession() ) {
Transaction tx = s.beginTransaction();
Query<Product> q = s.createQuery( "select p from Product p where substring(cast(p.price as string), 1) = '1.'", Product.class );
Product p = q.uniqueResult();
assertNull( p );
tx.commit();
}
}
}