Make H2SequenceMaxValueIncrementer compatible with H2 database 2.0.x

spring-jdbc/src/main/java/org/springframework/jdbc/support/incrementer/H2SequenceMaxValueIncrementer.java

@@ -47,7 +47,7 @@ public H2SequenceMaxValueIncrementer(DataSource dataSource, String incrementerNa
 
 	@Override
 	protected String getSequenceQuery() {
-		return "select " + getIncrementerName() + ".nextval from dual";
+		return "values next value for " + getIncrementerName();
 	}
 
 }

spring-jdbc/src/test/java/org/springframework/jdbc/support/incrementer/H2SequenceMaxValueIncrementerTests.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2002-2022 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.jdbc.support.incrementer;
+
+import javax.sql.DataSource;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * @author Henning Pöttker
+ */
+class H2SequenceMaxValueIncrementerTests {
+
+	@Test
+	void testH2SequenceMaxValueIncrementer() {
+		DataSource dataSource = new EmbeddedDatabaseBuilder()
+				.setType(EmbeddedDatabaseType.H2)
+				.addScript("classpath:/org/springframework/jdbc/support/incrementer/schema.sql")
+				.build();
+		H2SequenceMaxValueIncrementer incrementer = new H2SequenceMaxValueIncrementer(dataSource, "SEQ");
+
+		assertThat(incrementer.nextIntValue()).isEqualTo(1);
+		assertThat(incrementer.nextStringValue()).isEqualTo("2");
+	}
+
+}

spring-jdbc/src/test/resources/org/springframework/jdbc/datasource/init/users-schema-without-separator.sql

@@ -1,5 +1,5 @@
 CREATE TABLE users (
-	id INTEGER NOT NULL IDENTITY,
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY,
 	first_name VARCHAR(50) NOT NULL,
 	last_name VARCHAR(50) NOT NULL
 )

spring-jdbc/src/test/resources/org/springframework/jdbc/datasource/init/users-schema.sql

@@ -1,7 +1,7 @@
 DROP TABLE users IF EXISTS;
 
 CREATE TABLE users (
-	id INTEGER NOT NULL IDENTITY,
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY,
 	first_name VARCHAR(50) NOT NULL,
 	last_name VARCHAR(50) NOT NULL
 );

spring-jdbc/src/test/resources/org/springframework/jdbc/support/incrementer/schema.sql

@@ -0,0 +1 @@
+CREATE SEQUENCE SEQ;

spring-r2dbc/src/test/resources/org/springframework/r2dbc/connection/init/users-schema.sql

@@ -1,7 +1,7 @@
 DROP TABLE users IF EXISTS;
 
 CREATE TABLE users (
-	id INTEGER NOT NULL IDENTITY,
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY,
 	first_name VARCHAR(50) NOT NULL,
 	last_name VARCHAR(50) NOT NULL
 );

spring-test/src/test/resources/org/springframework/test/context/junit4/orm/db-schema.sql

@@ -2,15 +2,15 @@ DROP TABLE drivers_license IF EXISTS;
 DROP TABLE person IF EXISTS;
 
 CREATE TABLE person (
-	id INTEGER NOT NULL IDENTITY,
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY,
 	name VARCHAR(50) NOT NULL,
 	drivers_license_id INTEGER NOT NULL
 );
 CREATE UNIQUE INDEX person_name ON person(name);
 CREATE UNIQUE INDEX person_drivers_license_id ON person(drivers_license_id);
 
 CREATE TABLE drivers_license (
-	id INTEGER NOT NULL IDENTITY,
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY,
 	license_number INTEGER NOT NULL
 );
 CREATE UNIQUE INDEX drivers_license_license_number ON drivers_license(license_number);

spring-test/src/test/resources/org/springframework/test/context/junit4/spr8849/spr8849-schema.sql

@@ -1,3 +1,3 @@
 CREATE TABLE enigma (
-	id INTEGER NOT NULL IDENTITY
+	id INTEGER GENERATED BY DEFAULT AS IDENTITY
 );