BAEL-4723 Defining Indexes in JPA (#10247)

* BAEL-4723 Defining Indexes in JPA * unit -> integration test Co-authored-by: mateusz.szablak <mateusz.szablak@accenture.com>
2020-11-13 19:25:15 +01:00
parent 7881b8e9c2
commit 9bce552d6d
4 changed files with 136 additions and 1 deletions
@@ -0,0 +1,70 @@
+package com.baeldung.jpa.index;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import javax.persistence.Index;
+import javax.persistence.Table;
+import java.io.Serializable;
+import java.util.Objects;
+
+@Entity
+@Table(indexes = {
+        @Index(columnList = "firstName"),
+        @Index(name = "fn_index", columnList = "id"),
+        @Index(name = "multiIndex1", columnList = "firstName, lastName"),
+        @Index(name = "multiIndex2", columnList = "lastName, firstName"),
+        @Index(name = "multiSortIndex", columnList = "firstName, lastName DESC"),
+        @Index(name = "uniqueIndex", columnList = "firstName", unique = true),
+        @Index(name = "uniqueMultiIndex", columnList = "firstName, lastName", unique = true)
+})
+public class Student implements Serializable {
+    @Id
+    @GeneratedValue
+    private Long id;
+    private String firstName;
+    private String lastName;
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public void setFirstName(String firstName) {
+        this.firstName = firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public void setLastName(String lastName) {
+        this.lastName = lastName;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+        Student student = (Student) o;
+        return Objects.equals(id, student.id) &&
+                Objects.equals(firstName, student.firstName) &&
+                Objects.equals(lastName, student.lastName);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, firstName, lastName);
+    }
+}