Procedural code automatically executed in response to a database event.

learn more… | top users | synonyms (1)

1
vote
2answers
6k views

MySQL Update Trigger that updates multiple columns from values in another table

I have a table PRODUCTS with columns id, name, sku, packaging_type, width, height, weight, case_count. I want a trigger to fire when packaging_type is updated. packaging_type will be an integer ...
0
votes
1answer
182 views

How to create a trigger that update the date and time field and modify of the row

I want to create trigger that will update the record. The situation is like: I have one column named CheckInDateTime and one more named Status. If the administrator is not able to update the Status ...
0
votes
1answer
118 views

Are triggers bad for created/timestamp columns?

We are in need of some better auditing on some of our MySQL tables. Specifically, we'd like to store when the row was inserted and when it was last updated. Originally, I thought DEFAULT ...
1
vote
1answer
98 views

Create constraint for stopping mass update to a table

I want to create a constraint so that if more than 5 rows in a table are getting updated with an UPDATE statement it should warn the user / block the query.
4
votes
1answer
289 views

Stored procedure deadlocking itself

I have a strange situation, seen from the log: Process 37278 waits for ExclusiveLock on advisory lock [16421,999999,12864385,2]; blocked by process 53807. Process 53807 waits for ExclusiveLock on ...
0
votes
2answers
537 views

Trigger to delete inserted record if it doesn't exist in another table

I have a question. I have two tables: zip_code (zip_id, zip_code, state) - this is a static table that stores areas I service tech_zips (tz_id, tech_id, zip) - this is where I store what zip codes ...
0
votes
2answers
74 views

Trigger calls and application code

When a trigger is set on a table does the application code wait for the original statement and the trigger to execute before resuming or just the original statement? Consider application code to be ...
1
vote
1answer
4k views

mysql trigger to insert/update date column from datetime column

probably simple question but can't get it to work: I have a table with two datetime columns. In order to set up a date index and have simpler queries, i have added two date columns next to them. ...
1
vote
1answer
967 views

MYSQL Trigger not working

I am trying to create the following trigger: CREATE TRIGGER update_customers AFTER INSERT ON wp_usermeta FOR EACH ROW BEGIN if new.wp_metakey = first_name then insert into ...
1
vote
1answer
2k views

filling a table by triggering multiple tables on insert

I have a table m contains the following fields: id int(11) not null auto_increment, //PK name varchar(100) null, something_else varchar(100) default 'not important' I need to fill up table m by ...
0
votes
2answers
752 views

Trigger needs dbms_alert declared

A trigger has given me the following: ORA-04098: trigger 'adminuser.DB_ERROR_CHANGE_TRIG' is invalid and failed re-validation and this is when working on altering schemas/triggers/etc from an ...
1
vote
2answers
148 views

Audit table insert restriction

So I'm trying to create my own audit table for some user management analysis and stumbled across a little problem. I use this trigger CREATE OR REPLACE TRIGGER usr_t_audit_user_alnd AFTER LOGON ...
2
votes
1answer
1k views

MySQL possibility to create global routines (stored procedures and/or functions)

Is it possible to somehow define globally available routines? It seems like every routine must be created in a scope of the database. When I tried to create a routine from console (without prior ...
0
votes
1answer
303 views

Trigger - Add to a date using a subquery

(postgresql 9.2) I'v 2 tables Table 1 (extinguisher) extinguisher_id (serial) type_designation_extinguisher_type(text) manufacturing_date (date) life_date(date) Table 2 (extinguisher_designation) ...
2
votes
1answer
370 views

pt-online-schema-change tool will work for existing triggers for a table?

I have a table name "user" ,I have tried to do partition the table and it was having a trigger already. When i have tried to alter the table with pt-online-schema-change.It was showing the below ...
0
votes
2answers
373 views

What am I doing wrong in mysql database?

I'm creating a trigger that deletes rows from a table when they are inserted. However, when the trigger executes I get the following message: MYSQL ERROR: Can't update table 'player_viplist' in ...
3
votes
3answers
2k views

How to know the user doing a delete action on an audit table, when using a shared login?

Background information: I'm creating a collection of audit tables to keep track of updates and deletes to a set of data tables for my app. Audit records are created via triggers. DML in my app's ...
2
votes
2answers
2k views

Table data transfer using SSIS and triggers on destination table

I'm a novoice in db operations. SQL Server 2008 R2 is the database I'm using. I need to move selected rows from a staging database table to production database table. I'm using SSIS package to do ...
0
votes
2answers
93 views

Update on cascade

I have two tables: service (id_service, libel, status) agent (id_agent, name, surname, id_service, status). The status field values ​​present in both tables have only two values ​​0 or 1 (0 = ...
2
votes
1answer
421 views

Counting the number of calls of a stored procedure

I have a CLR sp in SQL Server 2008 R2, and I want to count how often it is called, in order to create a statistic on data quality. (The sp allows manual correction of data). How can I let a counter ...
0
votes
2answers
760 views

Recursive update for tree structure in PostgreSQL

I have the following structure of table. id chNum parentid --- ------ --------- 1 1 NULL 2 1.1 1 3 1.1.1 2 4 2 ...
0
votes
1answer
3k 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
861 views

Server Wide DDL Trigger Permissions Issue

I am trying to implement a server wide DDL Trigger that will audit the DDL changes across the databases on the server using script very similar to the article found here The trigger will log the DDL ...
1
vote
1answer
359 views

Slow query and Insert with trigger

I have vehicle tracking system application based on PHP, SQL Server 2008 R2 Enterprise Edition with XEON HP Z800 Server. My database is growing day by day in millions and it makes it very slow to ...
5
votes
2answers
2k views

Does a TRIGGER improve the performance?

I understand that TRIGGERs are useful, as they take care of subsequent queries, but do they have an advantage from performance point of view too? Replacing two or three queries as INSERT INTO table1 ...
2
votes
1answer
12k views

How to structure IF condition in MySQL trigger?

I am trying to write a MySQL trigger. I have two tables like this: Table A------------------------------Table B order_id--------sku---------------order_id----order_#----sku_copy ...
1
vote
1answer
723 views

Disabling triggers in stored procedures

I am building a database application that uses functions and triggers. One trigger I have limits the possible data that can be put in on INSERT to make sure a record goes through a defined set of ...
2
votes
2answers
309 views

Trigger update does not seem to finish

I'm new to PostgreSQL triggers & functions and such. I've got a table: keywords and each keyword should be unique. So when I try to insert a keyword that already exists, it should simply update ...
0
votes
1answer
118 views

Trigger in trigger or trigger before table creation

I need to create trigger inside trigger as follows: SQL> CREATE OR REPLACE TRIGGER table_account_modify AFTER CREATE ON SCHEMA 2 DECLARE 3 NAZWA_TABELI varchar(250); 4 sq0 VARCHAR2 ...
0
votes
1answer
4k views

Trigger to increment a column value after update in a column of same table

I have a table with two columns: C1 | C2 1 | 3 Whenever C1 gets updated to 0, C2 should be incremented by 1. I have developed a trigger: create trigger increment after update on T1 begin ...
1
vote
1answer
484 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 { ...
5
votes
1answer
316 views

How to get output from trigger on linked server

Fair warning, I know this isn't the best way to do this, but I'm trying to extend some existing code without needing to do a rewrite. Anyway, I've got two SQL Server 2012 installs, one local in my ...
4
votes
1answer
965 views

What are the privileges required to execute a trigger function in PostgreSQL 8.4?

What are the privileges required to execute a trigger function in PostgreSQL 8.4? It seems that the privileges set to a role does not matter to execute a trigger function. I think I have seen some ...
2
votes
2answers
4k views

After update triggers that deal with multi-row updates

Currently working on an database Audit project based on triggers that are fired on update on specific tables. The triggers write the changes into a table; information written are: table name, updated ...
3
votes
4answers
2k views

SQL Server audit query that fires a trigger

Using SQL Server, does exist a way to audit from inside a trigger the sql that fires it? I need to know the SQL query that fires a trigger over a database without a profiler. Thanks
1
vote
1answer
712 views

GeomFromText in trigger has error

I have this trigger: DELIMITER $$ CREATE TRIGGER geometrytrigger BEFORE INSERT ON users FOR EACH ROW BEGIN SET NEW.user_geometry=GeomFromText(NEW.user_geometry); END$$ DELIMITER ; when I insert a ...
0
votes
4answers
3k views

Auto increment value needs to be changed inside trigger

I have a slight problem with a table that I have converted which used to be MyISAM, I have now made it a InnoDB table. Original structure: id varchar(15), seqno int(11) auto increment Joint PK ...
-3
votes
3answers
98 views

Trigger for database [closed]

As far as I understand Trigger can be written for the table of the database. Now I want the trigger for database. The database can contain multiple table, If there is any change even in one table the ...
1
vote
1answer
689 views

Capture Data Change Vs Triggers [closed]

I am constructing a database that needs to keep track of historical data. It is a Electronic medical system. All data needs to be updated in real time so the user can see what changes happened in the ...
0
votes
4answers
13k views

Create a trigger to update table data on another Server's database

I am creating a trigger in MySQL and I need a little help. I have 2 websites, 2 databases (same name) on 2 different web servers, S1 & S2. These databases have the same tables names. I want ...
4
votes
1answer
844 views

Subquery returned more than 1 value

In my database I have two tables: projects and comp_types. When a new project is created a trigger is hit which inserts a concatenated value in a column in the projects table. A fully working SQL ...
1
vote
1answer
6k views

BEFORE INSERT trigger in MySQL

I am new to MySQL and I'm having problems creating a BEFORE INSERT trigger. I get an unexpected END error. I have a table named verlof_aanvragen with a column datum (and 6 more columns). What I ...
2
votes
1answer
401 views

Are there tips for writing Oracle DDL Triggers for auditing? Or should I just use AUDIT?

I've been tinkering with writing a trigger to log my table creation and manipulation for later tracking and review. The challenge is that my trigger logic is stored in the same schema on which I've ...
0
votes
1answer
341 views

Stored procedure not working

I am creating a procedure in a new database. There is no trigger on any table and no procedures exist. I am getting this error: ERROR 1303 (2F003): Can't create a PROCEDURE from within another ...
0
votes
1answer
1k views

updation of a column after expire of specific time in mysql

i have a table where i have a column named 'state'(int(2)) and 'modify_time' (time_stamp on update current timestamp). i have an update trigger which changes the value of state column to 0 based on ...
1
vote
1answer
298 views

Trigger not Working

I created trigger on table PENDING. Pending table has 3 columns uniqueId duration maxDuration I have another table COUNT with 2 columns req_id total Here is my trigger-- CREATE TRIGGER ...
2
votes
1answer
1k views

Trigger for updating a count of rows from a table into another table

I have these two tables: mysql> select * from orders; +-------------+---------+ | Customer_ID | Item | +-------------+---------+ | A01 | CPU | | A01 | Monitor | | A02 ...
1
vote
1answer
198 views

Postgresql - how to drop a trigger [closed]

A while ago I've created a trigger in Postgresql, update_user, which sets the update_date to now() for table users. Now I want to drop this trigger. The following queries don't work: drop trigger ...
3
votes
2answers
736 views

Federated tables and triggers

This is the scenario. Have two MySQL servers (S1, S2) on different machines, with a database on each (DB1, DB2). I have a table (T2) on DB2 that needs to "fetch" rows from another table (T1) on DB1. ...
-1
votes
1answer
79 views

checking a folder whether required file is present at a regular interval [closed]

i have 4 folder hierarchy in a following format : Hourly Daily Weekly Monthly. In every folder i have files which is coming in a frequency based on their folder's name. Now , i have ...