/SQL/Mysql on duplicate key update

Mysql on duplicate key update

Mysql insert on dupèlicate

INSERT INTO table_name(c1)
VALUES(c1)
ON DUPLICATE KEY UPDATE c1 = VALUES(c1) + 1;

3

Source: mysqltutorial.org

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;

2

Source: dev.mysql.com

Mysql on duplicate key update get value from values

INSERT INTO `tableName` (`a`,`b`,`c`) VALUES (1,2,3)
ON DUPLICATE KEY UPDATE `a`=VALUES(`a`), `b`=VALUES(`b`), `c`=VALUES(`c`);

0

Source: stackoverflow.com

Mysql on duplicate key ignore

INSERT INTO table_tags (tag) VALUES ('tag_a'),('tab_b'),('tag_c') ON DUPLICATE KEY UPDATE tag=tag;

0

Source: stackoverflow.com

Similar codes

17 votes124 views4 answers
Postgres list users
SQL
11 votes114 views2 answers
Set default column value sql
SQL
0 vote109 views2 answers
Azure sql-datenbank
SQL
0 vote112 views1 answer
Oracle grant create job
SQL
0 vote131 views1 answer
TSQL convert csv to table
SQL
1 vote98 views1 answer
MYSQL HOT TO COUNT THE DURATION BETWEEN TWO DATES
SQL
0 vote123 views1 answer
Multiple replace value mssql
SQL
0 vote122 views1 answer
Sql get table last modified time
SQL
-1 vote128 views1 answer
Can pandas fetch data from sql
SQL
1 vote131 views2 answers
One to one and one to many relationship
SQL

Share