How can I get this trigger to prevent the insert where the advance is not greater than 0 or less than 100? Thanks. DROP TRIGGER CheckAdvance; CREATE OR REPLACE TRIGGER CheckAdvance BEFORE INSERT O...

I have a postgres table, with a column C which has type T. People will be using COPY to insert data into this table. However sometimes they try to insert a value for C that isn't of type T, however...

I have a table that I keep track of fees for a specific item. These fees can change over time so I have two columns (startDate, endDate) with the current set of fees always having an endDate in the...

I've just started to learn SQL a few weeks ago and I'm trying to make a trigger which changes the inserted value into 10 if it's smaller than 10. I searched for 4h now and I've found a lot of answe...

While trying to create a trigger named ghazal_current_bef_upd_row : create trigger ghazal_current_bef_upd_row before update on ghazal_current for each row when (new.Rating < old.Rating) begin ...

I created a trigger using SQL, how can I see the trigger using MySQL in phpMyadmin?

I successfully used the following BEFORE INSERT trigger to limit the number of rows stored in the SQLite database table locations. The database table acts as a cache in an Android application. CRE...

I need to keep track of the time a row was inserted into the database, and the time it was last modified. I tried to create two separate columns, and use CURRENT_TIMESTAMP: create table def ( id...

I am trying to create a Delete trigger. I have this navigation table which is called Nemanet_Navigation. The table has a foreign key to itself but when selecting relationship for the table I have i...

I am regular user of MS-SQL but now working on a project which has mysql as a back-end. Please tell me that is there exists such a inserted/Deleted tables (Magic tables) in mysql which I can use i...

Inside of a trigger I'm trying to loop over all columns on a table and compare the new values to the old values. Here is what I have so far: CREATE OR REPLACE TRIGGER "JOSH".TEST#UPD BEFORE UPDAT...