Procedural code automatically executed in response to a database event.

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How to read the deleted value using a variable

I'm trying to get @OldValue = (select @fieldname from #del) to give me the value. Instead I get the column name for the result. Is there a way to write this so it can output the value. If I write ...
-1
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1answer
17 views

Update log table with all table updates

I need to update a log table with old and new updated values. Any ideas how can we do this in a trigger? I need to log all inserts and updates and write a custom message in the column like.. "User ...
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1answer
174 views

MySQL Local Variable Scope and Triggers

I have a couple triggers that automatically update invoice data and set some statuses in the database. However, it appears that if 2 Triggers have variables that are named the same, they get ...
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0answers
31 views

Knowing the most juicy client!

Good evening! I'm studying business informatics in Paris and I just created an amazing database that will help the supermarket down my street to win the loyalty of its clients. We want to know, ...
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1answer
88 views

Trigger function - PostgreSQL 9.2

The idea: 1 - The customer can add any value into users.code column 2 - If the customer does not insert data into it, the trigger/funciton has to do the job I am able to do that, using this SQL: ...
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1answer
44 views

How to get the deleted value using while looping through the columns

I wrote a trigger to do auditing. To capture all the changes, I loop through the list of columns. The problem I'm having (see code below), when I try to set the OldValue using the @fieldname, I get ...
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1answer
58 views

comparing left join and outer apply doing the same thing

I have an update trigger on a table that that insert rows in another database/table the query look like insert into otherdb.table select manyfield from inserted left join (select id, ...
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1answer
28 views

Is there a way to reference a column dynamically within a trigger?

I asked a similar question a few months back and I'm improving upon my solution! I have an Oracle database where I would like to trigger a procedure to do additional work on a column upon updating of ...
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0answers
12 views

Track updated columns postgresql trigger?

I am using postgreSQL and I have tables on which I use triggers to get notified of changes on tables. Now, I have a usecase where when an update on a table is done, I want to notify only the updated ...
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1answer
40 views

SQL server automatically update table column

The default column is now only restricted to having only 1 Y based on the membershipType column. Now, i am trying to set my defaults column able to automatically change to N if there is existing Y. ...
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2answers
73 views

Can we commit the transaction when the sql server trigger fails?

I am trying to avoid data loss when the insert trigger on a table fails. I am trying this with the following scenario and my code is failing. When an insert happens on the Customers table, I want to ...
5
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2answers
2k views

Is there a way to ensure that a SQL Server trigger will be executed?

My supervisor is hesitant to use a trigger in a process because if there is a network interruption at just the right time, the process would not complete. Does SQL Server include the trigger in the ...
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1answer
112 views

Locking because of triggers mysql

I have a memory table and I am updating it somewhere around 3000 updates per second. I setup a another table in Innodb and then created a Trigger so that all data can be send to the innodb table as a ...
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1answer
175 views

After Insert Trigger never fires using Import Wizard

Using Import Wizard I tried importing tables tcc_Block and PROJECT_IDENTITY. These 2 table structures already exist in SQL Server and they are related with ProjectID columns. PROJECT_IDENTITY has ...
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0answers
59 views

After update triggers that deal with multiple column updates

I want to create a table for audit (audit in the sense of recording whatever a user has done in terms of data manipulation – e.g. update first name, delete contact etc.). For that I need to write a ...
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0answers
16 views

Create update Trigger

I'm trying to create a trigger that whenever a software package is installed on a PC, the person who installed the software needs to provide data for pack, tagnum, and instdate, and the softcost field ...
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1answer
10 views

A different number of AFTER INSERT trigger alarms in SQLite and SQL Server

I have trigger CREATE TRIGGER [Foo] AFTER INSERT ON [Bar] BEGIN UPDATE Log SET count = count + 1; END When i execute query insert into Bar (ColumnName) values ('SomeValue1'), ('SomeValue2'), ...
4
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1answer
1k views

SQL Server: update trigger fires before insert trigger

I have an application with a SQL Server-hosted database. I do not have access to the application code, but I do have full access to the database. I have added my own custom auditing to a table to ...
2
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1answer
82 views

mysql trigger on a federated table

I have two MySQL(5.6) databases D1 and D2 on two different machines. There is a table T1 on D1 and there are two tables T2A and T2B on D2. I want to update T2B whenever T1 is updated. T2A is a ...
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4 views

variable declaration and alteration in a trigger

For instance, I have a table with 3 different columns. Those columns are all defined as varchars. I insert 2 of those columns and i want a trigger, which generates the third column by merging the 2 ...
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0answers
13 views

Trigger to calculate one column from other table [closed]

I have a table called employee that has these columns: id Fname lname super_id department_Num I also have another table called department, which has these columns: dep_num name manager_id (FK → ...
0
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2answers
387 views

how to use trigger to make SQL Job's step success or fail

Step 1. Call a script to trigger application process. When the application process start, it will insert a record to a specific table. And once the process ends, that record will be deleted from ...
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2answers
100 views

MySQL Trigger: Can you turn a query updating multiple columns to multiple queries where each update one column?

Here's what I'm trying to archive: use a trigger to divide an update query which updates more than 1 columns into several update query and each of the query updates just 1 columns. For example, the ...
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12 views

Prevent Update/Insert/Delete based on Date

I have a simple Table that holds financial data with a date. I would like to endure, that historic values are protected to INSERT, UPDATE or DELETE. Example: All values of March 2016 should not be ...
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2answers
202 views

Logging the Execution times of dynamically constructed mysql stored procedures

I have a MySQL Server. The MySQL server contains a huge network data collection. The client API's will connect to the MySQL server and execute some dynamically created stored procedures and delete ...
1
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1answer
28 views

Trigger for a particular row?

I am trying to dynamically create trigger for a particular row instead of for each row. So if a table has 1000 rows and I want notification only on 25 rows, I am creating triggers like: CREATE ...
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32 views

SQL Server Trigger: Move deleted rows from 4 different tables to an archive table

I have a garage database with 20 tables. 4 of these tables - tCar, tCustomer, tAddress and tTelephone hold data about when we service a car. After a few months I want to be able to delete the data ...
4
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2answers
86 views

Is there a way in SQL Server to make a table only able to insert by trigger?

The title is pretty self explanatory but if your'e curious as to why I want this; I want this because I have an archive/log table that stores past values of an active table and due to this I don't ...
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1answer
114 views

MySQL After Update Trigger apparently not running

I have the following After Update trigger on a MySQL table: CREATE DEFINER = 'root'@'localhost' TRIGGER phpbb_rathermenacing.phpbb_bbdkp_memberlist_AUPD AFTER UPDATE ON ...
2
votes
1answer
36 views

Permissions on Trigger Problem

I am working with a database in MS-SQL 2008 R2, and I'm running into a problem. The basic setup is this: There are two tables of interest: dbo.Assesments and audit.Assesments. dbo.Assesments is the ...
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8 views

Execution order of triggers for different tables in SQL Server 2008

There is a lot of material that covers the case where there are multiple triggers for one table but what about the case where there are two related tables, each with a trigger, e.g. an update triggers ...
0
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2answers
4k views

Update a column with values from the same newly inserted row in a trigger

Using SQL Server 2014, I have this: Table1 Tab1_id int identity(1,1) primary key Tab1_val1 smallint Tab1_val2 smallint Tab1_valInfo varchar(10) -- not yet implemented, will be used ...
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1answer
9k views

MySQL trigger - delete data from multiple tables

I would like to delete data in multiple tables, from a trigger but it seem like my syntax is incorrect. I got the error: "you've got a error in your MySQL syntax please check the manual". This ...
0
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1answer
32 views

mysql CREATE TRIGGER after insert on Update column with count

it gives error. I don't understand why. CREATE TRIGGER `estatecat_piece` AFTER INSERT ON `estate` FOR EACH ROW BEGIN UPDATE estate_category set piece = (Select count(*) from estate where ...
0
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1answer
47 views

using triggers to synchronize data

i've two database, Database1 and Database2! i'd like to synchronize data from the specific table of Database1 to Database2 whenever Database1 updates. I've used triggers to synchronise data and it ...
1
vote
1answer
51 views

Creating an Updating trigger

I have to create a trigger that calculate the the quantity in stock and this is my first one on PostgreSQL. When entering the quantity bought at a Provider (Fournisseur) or a delivery at a client, ...
0
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2answers
210 views

Trick for AUTO_INCREMENT on composite keys in InnoDB

In contrast to the MySQL MyISAM-Engine, the InnoDB-Engine can not handle when one column of a composite primary key is declared as AUTO_INCREMENT. For example consider the following table: CREATE ...
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1answer
38 views

How to use trigger in VoltDB

As I know, trigger isn't supported in VoltDB. If anyone has updated news about trigger on VoltDB for nowadays, would you please let me know. So my question: is it possible to implement a ...
2
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2answers
358 views

Java Spring application Database triggers auditing - how to provide the right user that made the change

We are developing a new web application. one of the most basic requirement is to audit all entities changes into a separate table. We would like to use DB triggers for that purpose. We use MySQL as ...
0
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1answer
38 views

INSERT and UPDATE in Trigger

I have created a trigger so I could insert every row in a backup table CREATE OR REPLACE TRIGGER xyz AFTER INSERT ON table_1 REFERENCING NEW AS NEW OLD AS OLD FOR EACH ROW BEGIN INSERT INTO table_2 ...
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1answer
58 views

Oracle: Query gives different answer when running from procedure

I guess my problem is somehow related with grant permissions. I have an "ADMIN" user, I grant it "dba" permissions like this: grant dba to admin Now in the "ADMIN" schema I have 2 tables: The ...
3
votes
1answer
40 views

How to maintain trees and their roots in SQLite

I have a (SQLite) database with a table representing nodes in a forest (set of trees): create table "Node" ( "id" Text primary key, "parent" Text references "Node" ("id") -- parent node ...
1
vote
1answer
116 views

executing command prompt command in MySql trigger

I have one table called table1 in that there are two fields, let say field1 and field2. What i am trying to do is that, when there are records inserted into table1, the values of field1 and field2 get ...
2
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1answer
152 views

MySQL stored procedure updates twice

I have this stored procedure: DELIMITER $$ CREATE PROCEDURE updateTrendContentStats(IN mongoid VARCHAR(255),IN numericid INT,IN points INT,IN ctype INT,IN activity INT,IN created INT) BEGIN DECLARE ...
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1answer
1k views

Deadlock caused by INSERT trigger - thread looking for lock it already has?

Using MySQL 5.6.17. I have a table with an INSERT trigger that reads values from that table and 4 other tables, combines the results and writes that to a sixth table. Ever since I added this trigger, ...
0
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1answer
556 views

Oracle trigger error: table %s.%s is mutating, trigger/function may not see it

I am having some issues while trying to use triggers over tables where I need to get the reference of custom data type from a table. I can't seem to get it to work, here are the scripts I am using ...
0
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1answer
51 views

SQL Server Trigger When New Value <> Old Value

I need a trigger that update to Null a column averytime another column is changed. This is what I have now: ALTER TRIGGER [dbo].[ERROR_CLEAR] ON [dbo].[contact] AFTER UPDATE AS BEGIN SET NOCOUNT ON; ...
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1answer
323 views

Update query in a trigger

I have a configuration table: Table: refdatecol - id int(11) startdatecol varchar(100) enddatecol varchar(100) datecolTable varchar(100) This table holds the user configured column names ...
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0answers
36 views

Mysteriously Updated Rows

Here's the trigger causing the problem: USE [SalesDb] GO /****** Object: Trigger [dbo].[trgAfterUpdate] Script Date: 7/16/2015 6:34:01 PM ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ...
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1answer
49 views

Database design for a lot of rows with data archive

i'm new to database design on larger scale. I have some knowledge and experience with MySQL but now i have some performance issues. Currently i'm using MySQL with 3 databases: History Snapshot ...