How can I get the table name in a PostgreSQL trigger function
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Postgresql dynamic function with current table name, Postgresql dynamic function with current table name I have a function audit create audit table that accepts an array of table names It creates a single function audit if modified func and then loops through each table name and creates an audit table and applies a trigger to the main table The function compiles and is created with no
How to dynamically use TG TABLE NAME in PostgreSQL 8 2
A shortcoming of PostgreSQL 8 3 or older Since PostgreSQL 8 4 you can just EXECUTE INSERT INTO TG RELID regclass text SELECT 1 USING NEW With pg 8 2 you have a problem cannot dynamically access columns of NEW OLD You need to know column names at the time of writing the trigger function
INSERT with dynamic table name in trigger function, I e inserting values into a table with a dynamically generated name Executing the code above yields ERROR relation shadowname does not exist LINE 1 INSERT INTO shadowname VALUES OLD It seems to suggest variables are not expanded allowed as table names I ve found no reference to this in the Postgres manual
How to check which table is called which trigger in postgresql
How to check which table is called which trigger in postgresql , Use information schema triggers It s more portable and simpler test x Expanded display is on test select from information schema triggers RECORD 1
Recursive Update For Tree Structure In PostgreSQL
PostgreSQL Documentation 16 CREATE TRIGGER
PostgreSQL Documentation 16 CREATE TRIGGER Description CREATE TRIGGER creates a new trigger CREATE OR REPLACE TRIGGER will either create a new trigger or replace an existing trigger The trigger will be associated with the specified table view or foreign table and will execute the specified function function name when certain operations are performed on that table To replace the current definition of an existing trigger use
Postgres Adding Created at Updated at Timestamps Hasura GraphQL Docs
I want to pass a table name as a parameter in a Postgres function I tried this code CREATE OR REPLACE FUNCTION some f param character varying RETURNS integer AS BEGIN IF EXISTS select from quote ident 1 where quote ident 1 id 1 THEN return 1 END IF return 0 END LANGUAGE plpgsql select some f table name And I got this Table name as a PostgreSQL function parameter Stack Overflow. How can I get all column names and their values in trigger function because i need to validate all column values before inserting into the table I have tried below code If we know that column name means we can get the value easily by using NEW object in trigger function as NEW myColumnName But here I need to get the column name dynamically CREATE FUNCTION insert update validate RETURNS I created as shown below A table called person A table called log with 1 row inserted in it A view called my v A trigger function called my func whose purpose is to increment num log by 1 A trigger called my t that executes my func before each statement INSERT UPDATE or DELETE on my v CREATE TABLE person name VARCHAR 20 CREATE TABLE log num INTEGER INSERT INTO
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