Revisions to How do I update if exists, insert if not (AKA "upsert" or "merge") in MySQL?

cohere with question title not just question text

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edited Jul 15, 2020 at 20:25

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Yes,Use INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

Yes, INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

Use INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

added 2 characters in body

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edited Feb 9, 2011 at 16:57

chaos

123.5k
33
305
310

Yes, INSERT ... ON DUPLICATE KEY UPDATEINSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

Yes, INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

Yes, INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

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created Aug 2, 2009 at 13:35

chaos

123.5k
33
305
310

Yes, INSERT ... ON DUPLICATE KEY UPDATE. For example:

INSERT INTO `usage`
(`thing_id`, `times_used`, `first_time_used`)
VALUES
(4815162342, 1, NOW())
ON DUPLICATE KEY UPDATE
`times_used` = `times_used` + 1

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