java - Hibernate Id Sequence Resulting null -

1. i have 1 table in postgresql database 2 id sequence.

   @jsonproperty("id") @column(name = "id", nullable = false,unique=true) @id @generatedvalue(strategy = generationtype.identity,generator = "order_seq_gen") @sequencegenerator(name = "order_seq_gen", sequencename ="order_id_seq")

   private integer id; @jsonproperty("state") private string state;  @jsonproperty("order_id") @column(name="order_id", nullable=false, unique=true, insertable = false,    updatable = true,         columndefinition = "bigint default nextval('order_idgen_seq')" ) @generatedvalue(strategy = generationtype.sequence,generator = "order_seq_gen") @sequencegenerator(name = "order_seq_gen", sequencename ="order_idgen_seq") private integer orderid; 

2. this pojo.

3. my issue orderid, if call crud repository save creating new record sequence starting values,

4. while returning object orderid resulting null there in table.

5. i have checked pojo , column mapping fine i'm not getting went wrong.

6. another id sequence returning without issue while coming orderid resulting null.

7. please me solve this, thankful them.