Why do we use cache in hibernate?

372

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Why do we need mapping?

348

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What is one to many and many to many relationships one to many?

423

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What is cascade persist?

392

---

What is collection mapping?

371

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What is the difference between merge and merge join in ssis?

367

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What is the purpose of mapping?

403

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What does the session object hold?

354

---

What is entitymanager flush?

369

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Why we are using jpa annotation instead of hibernate?

394

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What is the difference between update and upgrade?

501

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What is difference between getcurrentsession () and opensession ()?

439

---

Is merge better than update?

322

---

What is difference between eager and lazy loading?

425

---

What is primary key in er diagram?

394

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