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January 16, 2018 04:14
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MYSQL JSON methods
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| // compair date from JSON | |
| WHERE updated > JSON_UNQUOTE(json_column->'$.JSON_KEY_NAME') | |
| ##### | |
| // SAVE JSON value in UPDATE query | |
| // when don't know either JSON key have set value or not? | |
| UPDATE table SET table_col = JSON_SET(COALESCE(table_col, '{}'), '$.JSON_KEY_NAME', 'json_values') | |
| ##### | |
| // |
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