Stored procedure insert not updating database info harmony dating com

The general form to use is: contains the update values; we use joins to do the matching.Let suppose that someone has accidentally updated all esql Sales Person. How can we easily repopulate this data without having to retype it in?The UPDATE statement is complex and there are many elements to consider. For a full list check out the UPDATE (Transact-SQL) article.Keep in mind that when updating data in columns whose data type is CHAR, VARCHAR, or VARBINARY, the padding or truncation of data depends upon the SET ANSI_PADDING setting. ON DUPLICATE KEY UPDATE is a Maria DB/My SQL extension to the INSERT statement that, if it finds a duplicate unique or primary key, will instead perform an UPDATE.

You would need to write separate INSERT, UPDATE and DELETE statements to refresh the target table with an updated product list or do lookups.INSERT INTO ins_duplicate VALUES (2,'Lion',13) ON DUPLICATE KEY UPDATE animal='Lion'; Query OK, 2 rows affected, 1 warning (0.06 sec) SHOW WARNINGS; ------- ------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | Level | Code | Message | ------- ------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | Note | 1592 | Unsafe statement written to the binary log using statement format since BINLOG_FORMAT = STATEMENT. ON DUPLICATE KEY UPDATE on a table with more than one UNIQUE KEY is unsafe | ------- ------ ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ SELECT * FROM ins_duplicate; ---- ---------- ------ | id | animal | id2 | ---- ---------- ------ | 1 | Antelope | 11 | | 2 | Lion | 12 | | 3 | Zebra | 13 | | 4 | Gorilla | 14 | ---- ---------- ------ Although the third row with an id of 3 has an id2 of 13, which also matched, it was not updated. If a new row is added, the auto_increment is moved forward. ALTER TABLE `ins_duplicate` CHANGE `id` `id` INT( 11 ) NOT NULL AUTO_INCREMENT; ALTER TABLE ins_duplicate DROP id2; SELECT Auto_increment FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='ins_duplicate'; ---------------- | Auto_increment | ---------------- | 5 | ---------------- INSERT INTO ins_duplicate VALUES (2,'Leopard') ON DUPLICATE KEY UPDATE animal='Leopard'; Query OK, 2 rows affected (0.00 sec) SELECT Auto_increment FROM INFORMATION_SCHEMA.Knowing that esql Sales Person was originally populated by information from Sales we use knowledge to set up a query that pumps data from v Sales Person into esql Sales Person.This is possible since the sales person’s full name is common to both tables. The OUTPUT clause is used to log changes made to rows affect by an UPDATE statement.

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