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10 kwi 2012 · INSERT INTO monthlystats (id, server, time, uptime, players, rank) VALUES (09126, 6, 0912, 302, 0, 1) ON DUPLICATE KEY UPDATE uptime = GREATEST(uptime, VALUES(uptime)), players = GREATEST(players, VALUES(players)), rank = GREATEST(rank, VALUES(rank))
24 paź 2015 · highest_mark = GREATEST(highest_mark, VALUES(highest_mark)) we can use MySQL GREATEST function to update a column if value is greater than current value. if the value being updated is greater than existing value, it.
6 cze 2017 · ON DUPLICATE KEY UPDATE version=VALUES(version),description=VALUES(description) content_id is pk. If there is a duplicate key, I want to check the value under version. If it is greater than that I want to insert, then ignore the new insertion. Otherwise, update the one with content_id in db.
25 sty 2024 · Use the > operator to determine if a value is greater than another. SELECT * FROM products WHERE price > 100; This retrieves all products with a price greater than 100. Less than (<) The < operator is used to find values that are less than a certain value. SELECT * FROM orders WHERE quantity < 10;
16 kwi 2016 · UPDATE Tests SET TestScore = CASE WHEN TestId = 10 THEN 1000 WHEN TestId = 11 THEN 1100 END, TestScore2 = CASE WHEN TestId = 10 THEN 2000 WHEN TestId = 11 THEN 2100 END WHERE TestId IN (10, 11) But what happens when there two conditions required, namely the joint combo of (TestId, TestSubId)?
The WHERE clause, if given, specifies the conditions that identify which rows to update. With no WHERE clause, all rows are updated. If the ORDER BY clause is specified, the rows are updated in the order that is specified. The LIMIT clause places a limit on the number of rows that can be updated.
The MySQL UPDATE Statement. The UPDATE statement is used to modify the existing records in a table. UPDATE Syntax. UPDATE table_name. SET column1 = value1, column2 = value2, ... WHERE condition; Note: Be careful when updating records in a table! Notice the . WHERE clause in the UPDATE statement.
