JSON_MERGE() - Synonym for JSON_MERGE

JSON_MERGE() - Synonym for JSON_MERGE_PRESERVE()

Q

What's the difference between JSON_MERGE() and JSON_MERGE_PRESERVE() functions?

✍: FYIcenter.com

A

JSON_MERGE(json1, json2, ...) is a synonym for the JSON_MERGE_PRESERVE(json1, json2, ...) function.

Note that JSON_MERGE() was:

  Introduced before MySQL 5.7.
  Deprecated in MySQL 8.0.

Related MySQL functions:

JSON_MERGE_PRESERVE() - Merging JSON with All Members

⇒ JSON_MERGE_PATCH() - Merging JSON by Replacing Members

⇐ JSON_LENGTH() - Calculating Length of JSON Value

⇑ MySQL Functions on JSON Values

⇑⇑ MySQL Function References

2023-12-13, 833🔥, 0💬

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JSON_STORAGE_SIZE() - Storage Size of JSON Value
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JSON_TYPE() - Detecting Type of JSON Value
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JSON_QUOTE() - Quoting JSON String
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IS_UUID() - Validating UUID String Format
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JSON_PRETTY() - Validating JSON Value
How to encode a JSON (JavaScript Object Notation) value into a pretty-printing string using the JSON_PRETTY() function? JSON_PRETTY(json) is a MySQL built-in function that encodes a JSON (JavaScript Object Notation) value into a pretty-printing string. For example: SELECT JSON_PRETTY('["a",1,{"key1"... 2023-12-10, 1286🔥, 0💬

VARIANCE() - Synonym for VAR_POP()
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UUID() - Generating UUID String
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SUM() - Total Value in Group
How to calculate the total value of a field expression in result set groups using the SUM() function? SUM(expr) is a MySQL built-in aggregate function that calculates the total value of a field expression in result set groups. For example: SELECT help_category_id, SUM(help_topic_id), COUNT(help_topi... 2023-12-01, 1115🔥, 0💬

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