Computer scienceBackendKtorKtor Persistence

Exposed Introduction

Transaction error

Report a typo

Which DB requests will be executed and which will not?

transaction {
    User.insert { ... } //          [1] ok
    User.select { ... } //          [2] ok
    User.update({ ... }) { ... } // [3] error here
    Book.insert { ... } //          [4] ok
}

Select one option from the list

1, 2, 4

There is no correct answer.

3, 4

1, 2

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