Answers for "mysql duplicate key in table"

how to duplicate table in mysql

CREATE table `duplicat` LIKE `orginal`;
INSERT `duplicat` SELECT * FROM `orginal`;

Posted by: Guest on June-02-2021

mysql on duplicate key update

INSERT INTO t1 (a,b,c) VALUES (1,2,3)
  ON DUPLICATE KEY UPDATE c=3;
INSERT INTO t1 (a,b,c) VALUES (4,5,6)
  ON DUPLICATE KEY UPDATE c=9;

Posted by: Guest on October-28-2020

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