1
vote
1answer
20 views

Does trigger “see” all changes done in the transaction it was fired from?

Let me elaborate on the title. Suppose we have two tables, t1 and t2. t2 has a trigger t2_trgon it. Same transaction inserts/updates data in t1, then does insert/update in t2. t2_trg is fired and ...
1
vote
1answer
109 views

PostgreSQL 9.3: Primary key violated by a trigger INSERT

My problem Consider a table t with many frequent updates from users, from which only the last few are relevant. In order to keep the table size reasonable, whenever a new row is inserted old rows ...
3
votes
1answer
65 views

Use of Trigger After a Transaction

I have a scenario where there is a transaction being executed to update a few tables. On one of these tables there is a trigger that accesses the data on those tables, but is only planned to be on ...
2
votes
0answers
180 views

Postgresql trigger - get all changed rows after transaction

I have invoice_item table and invoice table. I need to check total price of Order after each transaction. Since I still want to be able to change things, I need trigger after each transaction. CREATE ...
7
votes
1answer
488 views

Synchronization using triggers

I have a requirement similar to previous discussions at: Writing a simple bank schema: How should I keep my balances in sync with their transaction history? Trigger in combination with transaction ...
0
votes
1answer
67 views

How to ensure a trigger is fired after variable number of inserts?

I have a 1:N relationship between two tables - let's call them "foo" (the parent table) and "bar". I have some triggers on both "foo" and "bar" tables. I insert data in a single transaction, first to ...
0
votes
1answer
2k views

Uncommitable T-SQL transaction after trigger applied to table

Good morning, I have written a Trigger on a table that should evaluate the entered values (Length, width and Height) and based on those entered values, should update a column (Type) in the same record ...
1
vote
1answer
372 views

postgres+JDBC: fire trigger with non autocommit transaction

i have a jdbc client that make an two INSERT query on database whitout autocommit, and a trigger on database that fires when a insertion is done on a certain table public foo() throws MyException { ...
10
votes
1answer
4k views

Trigger in combination with transaction

Suppose we have the following situation: We have a table (let's say Table_A), wich has a trigger on INSERT. The trigger job is to update some rows in table_B based on the inserted values in table_A. ...
5
votes
1answer
216 views

Triggers and the Transaction

We recently made a change to create constraints based on logic previously used in stored procedures, and part of that included the use of INSTEAD OF triggers to centralize logic. The logic is ...
2
votes
1answer
417 views

SQL Server Logon Trigger causing problems with the Distributed Transaction Coordinator

I've created the following simple logon trigger on my SQL Server 2005: CREATE TRIGGER LOGON_RESTRICTION ON ALL SERVER FOR LOGON AS BEGIN PRINT 'Hello World' END GO Which seems to be working fine ...
3
votes
2answers
3k views

Using MySQL triggers or transactions?

I want to ask your opinion in using MySQL triggers or transactions in a website. Actually I have a history payment table with - UserId | OperationId | Comment | Credits | Sign (debit or credit). So ...