In Mysql, if you want to either updates or inserts a row in a table, depending if the table already has a row that matches the data, you can use “ON DUPLICATE KEY UPDATE”. How to do it in PostgreSQL? A way to do an “UPSERT” in postgresql is to do two sequential ... Read more
Tag Archives: upsert
Replace Update or Insert a row Into Sqlite Table
In Mysql, if you want to either updates or inserts a row in a table, depending if the table already has a row that matches the data, you can use “ON DUPLICATE KEY UPDATE”. How to do it in Sqlite? Use “INSERT OR REPLACE INTO” . For example: INSERT OR REPLACE INTO Employee ... Read more
Replace (Update/Insert) a row into DB2 table – Merge into
In MySQL, if you want to either updates or inserts a row in a table, depending if the table already has a row that matches the data, you can use “ON DUPLICATE KEY UPDATE”. How to do it in DB2? Use “merge into” . MERGE INTO table_to_upsert AS tab USING (VALUES ... Read more
Replace (Update/Insert) a row into SQL Server table
In MySQL, we use “ON DUPLICATE KEY UPDATE” to either updates or inserts a row in a table. How to do it in SQL Server? Just like this: if not exists (select 1 from employees where employee_id = 1) insert into employees (employee_id,last_name,first_name) values ( 1,'smith', ... Read more
Replace (Update/Insert) a row into Oracle table – Merge into
In Mysql, if you want to either updates or inserts a row in a table, depending if the table already has a row that matches the data, you can use “ON DUPLICATE KEY UPDATE”. How to do it in Oracle? Use “merge into” . MERGE INTO employees USING dual ON ( "id"=123456 ... Read more