HHH-16634 Table strategy id generator returns too low id and doesn't honor value from the table

orm/hibernate-orm-6/src/test/java/org/hibernate/EntityD.java

@@ -0,0 +1,30 @@
+package org.hibernate;
+
+import jakarta.persistence.*;
+
+@Entity
+public class EntityD {
+    @Id
+    @GeneratedValue(generator= "entityD", strategy = GenerationType.TABLE)
+    @TableGenerator(name = "entityD", table="my_seq",pkColumnName = "my_seq_name", valueColumnName = "my_seq_val")
+    private Long id;
+
+    private String name;
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+}

orm/hibernate-orm-6/src/test/java/org/hibernate/bugs/JPAUnitTestCase.java

@@ -4,6 +4,8 @@
 import jakarta.persistence.EntityManagerFactory;
 import jakarta.persistence.Persistence;
 
+import jakarta.persistence.Query;
+import org.hibernate.EntityD;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -28,11 +30,29 @@ public void destroy() {
 	// Entities are auto-discovered, so just add them anywhere on class-path
 	// Add your tests, using standard JUnit.
 	@Test
-	public void hhh123Test() throws Exception {
+	public void hhh16634Test() throws Exception {
 		EntityManager entityManager = entityManagerFactory.createEntityManager();
 		entityManager.getTransaction().begin();
+		Query nativeQuery = entityManager.createNativeQuery("UPDATE my_seq set my_seq_val=50");
+		int i = nativeQuery.executeUpdate();
+		entityManager.getTransaction().commit();
+		entityManager.getTransaction().begin();
+		assert i>0;
+
+		EntityD entityD = new EntityD();
+		entityD.setName("abc");
+		EntityD merge = entityManager.merge(entityD);
+		System.out.println("*********** ID="+merge.getId());
+		assert merge.getId()>50;
 		// Do stuff...
 		entityManager.getTransaction().commit();
+		entityManager.getTransaction().begin();
+		EntityD entityD1 = new EntityD();
+		entityD1.setName("cde");
+		EntityD merge1 = entityManager.merge(entityD1);
+		System.out.println("*********** ID="+merge1.getId());
+		assert merge1.getId()>50;
+		entityManager.getTransaction().commit();
 		entityManager.close();
 	}
 }