Postgresql How to return multiple rows from PL pgSQL function
I am trying to write a PL pgSQL function that returns multiple rows The function I wrote is shown below But it is not working CREATE OR REPLACE FUNCTION get object fields RETURNS SETOF RECORD AS DECLARE result record keyMetrics BEGIN return QUERY SELECT department id into result record visits from fact department daily where report
How can I return multiple rows of records in PL pgSQL, The function needs to return a SETOF RECORD instead of RECORD and have one RETURN NEXT per row instead of a single RETURN as in CREATE FUNCTION test RETURNS SETOF RECORD AS DECLARE rec record BEGIN select 1 2 into rec return next rec select 3 4 into rec return next rec END language plpgsql
Return more than one row of data from PL pgSQL functions
It returns a rowset of rows defined by the type holder int int8 The rows that it returns are defined by the group by query in its body The PL pgSQL function is a little more complicated but let s go through it The function starts off by declaring a variable r to be of the rowtype holder This variable will be used to store the rows
PostgreSQL Documentation 16 CREATE FUNCTION, ROWS result rows A positive number giving the estimated number of rows that the planner should expect the function to return This is only allowed when the function is declared to return a set The default assumption is 1000 rows SUPPORT support function The name optionally schema qualified of a planner support function to use
PostgreSQL Documentation 16 9 25 Set Returning Functions
PostgreSQL Documentation 16 9 25 Set Returning Functions, This section describes functions that possibly return more than one row The most widely used functions in this class are series generating functions as detailed in Table 9 65 and Table 9 66 Other more specialized set returning functions are described elsewhere in this manual See Section 7 2 1 4 for ways to combine multiple set returning
Sql Postgres Column Does Not Exist In Function Stack Overflow
6 4 Returning Data from Modified Rows PostgreSQL
6 4 Returning Data from Modified Rows PostgreSQL The RETURNING clause is also very useful with INSERT SELECT In an UPDATE the data available to RETURNING is the new content of the modified row For example UPDATE products SET price price 1 10 WHERE price 99 99 RETURNING name price AS new price In a DELETE the data available to RETURNING is the content of the deleted row For
How To Insert Multiple Values In MySQL Using PHP Source Code
The issue is create function x returns setof y returns a paren d comma separated row values which can t be used without further processing The function returns a row To decompose into individual columns call it with SELECT FROM getcustomers That s assuming the function defines a proper return type See Simple PostgreSQL function to return rows Stack Overflow. If the last query happens to return no rows at all the null value will be returned Alternatively an SQL function can be declared to return a set that is multiple rows by specifying the function s return type as SETOF sometype or equivalently by declaring it as RETURNS TABLE columns In this case all rows of the last query s result are If you call a procedure that returns multiple result sets in PSQL tool pgAdmin Query tool or another function the query returns cursor names SELECT show cities multiple The result show cities multiple refcursor unnamed portal 3 unnamed portal 4 So to fetch data you can use a separate FETCH statements for each cursor
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