2021-06-15 00:49:18 -07:00
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---
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id: 5e7b9f180b6c005b0e76f08f
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2021-07-19 22:22:21 +05:30
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title: 'Database Relazionali: operazione Join'
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2021-06-15 00:49:18 -07:00
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challengeType: 11
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videoId: jvDw3D9GKac
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2021-10-03 12:24:27 -07:00
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bilibiliIds:
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aid: 804461215
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bvid: BV1Ry4y1j7tv
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cid: 377542880
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2021-06-15 00:49:18 -07:00
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dashedName: relational-databases-join-operation
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---
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# --question--
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## --text--
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2021-07-19 22:22:21 +05:30
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Quando si utilizza una clausola JOIN in una dichiarazione SQL, cosa fa ON?
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2021-06-15 00:49:18 -07:00
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## --answers--
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2021-07-19 22:22:21 +05:30
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Indica su quali tabelle eseguire il JOIN.
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2021-06-15 00:49:18 -07:00
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---
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2021-07-19 22:22:21 +05:30
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Specifica i campi da usare per il JOIN.
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2021-06-15 00:49:18 -07:00
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---
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2021-07-19 22:22:21 +05:30
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Indica come le due tabelle devono essere unite.
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2021-06-15 00:49:18 -07:00
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## --video-solution--
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3
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