A developer defines an entity class
Student.java and use the following code to construct the table:
@Entity(tableName ='student', ignoredColums
=['ignoredColumn1','ignoredColumn2', indices
= (@Index(value =('firstName.','lastName',
name='name_index', unique = true)))
pub1ic class User extends OrmObject{
@PrimaryKey(autoGenerate= true)
private Integer userld;
private String firstName;
private String lastName;
private int age;
private doub1e balance;
private int ignoredColumn1;
private int ignoredColumn2;
}
Which of the following descriptions of this code is wrong?

Question

A developer defines an entity classStudent.java and use the following code to construct the table:@Entity(tableName ='student', ignoredColums=['ignoredColumn1','ignoredColumn2', indices= (@Index(value =('firstName.','lastName',name='name_index', unique = true)))pub1ic class User extends OrmObject{@PrimaryKey(autoGenerate= true)private Integer userld;private String firstName;private String lastName;private int age;private doub1e balance;private int ignoredColumn1;private int ignoredColumn2;}Which of the following descriptions of this code is wrong?

Johannes Bickel · Accepted Answer

The index value of the composite index 'name_index' is not unique

Johannes Bickel · Answer

ignoredColumns' indicates that the field does not need to be added to the attributes of the student table

Johannes Bickel · Answer

Doubles creates composite indexes name_index for the 'firstName' and '1astName' fields

Johannes Bickel · Answer

The name of the data sheet is 'student'.

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