sql trigger

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showing results for - "sql trigger"
Estelle
31 Nov 2018
1-- SQL Server (update my_table after update on my_table)
2CREATE TRIGGER trigger_name ON my_table AFTER UPDATE AS
3IF UPDATE (col_name)	-- Optional, for particular column
4BEGIN
5    UPDATE my_table SET my_col_date = getdate() FROM my_table 
6END;
7-- Oracle (insert into log table after update on my_table)
8CREATE OR REPLACE TRIGGER trigger_name AFTER UPDATE ON my_table
9FOR EACH ROW
10BEGIN
11    INSERT INTO my_log_table (LOG_DATE, ACTION) VALUES (SYSDATE, 'Changed');
12END;
Aisling
10 Mar 2016
1-- Oracle DB Syntax
2CREATE OR REPLACE TRIGGER {trigger_name} 
3BEFORE | AFTER 
4INSERT | UPDATE | DELETE 
5ON {table_name}
6(FOR EACH ROW) 
7{operation to be executed}
8
9-- for example
10CREATE TRIGGER log_updates 
11AFTER INSERT OR UPDATE ON Person
12FOR EACH ROW 
13INSERT INTO LogPerson(ts, IdPerson, surname)
14VALUES(CURRENT_TIMESTAMP, NEW.id, NEW.surname);
Ilyas
20 Aug 2018
1CREATE TRIGGER Product_Details_tr 
2BEFORE INSERT ON Product_Details 
3FOR EACH ROW 
4SET NEW.User_ID = CURRENT_USER();
Sara
27 Mar 2017
1CREATE TRIGGER trigger_name   
2ON { Table name or view name }   
3[ WITH <Options> ]  
4{ FOR | AFTER | INSTEAD OF }   
5{ [INSERT], [UPDATE] , [DELETE] }			
Gena
12 May 2017
1Syntax:
2create trigger [trigger_name] 
3[before | after]  
4{insert | update | delete}  
5on [table_name]  
6[for each row]
7as [print/select]
8Example:
9create trigger myDel
10on tbl_pro
11after delete
12as
13select * from tbl_product
14print 'Record Deleted successfully!!!'
Nick
08 Oct 2017
1CREATE TRIGGER [schema_name.]trigger_name
2ON table_name
3{FOR | AFTER | INSTEAD OF} {[INSERT] [,] [UPDATE] [,] [DELETE]}
4AS
5{sql_statements}
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