How to store multiple rows in array .

From: Brahmam Eswar <brahmam1234(at)gmail(dot)com>
To: pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: How to store multiple rows in array .
Date: 2017-11-19 17:57:00
Message-ID: CA+wLFo2wXFyAmb26Qk8-HTELi0fb4Kr9-k0fAmJFYWh=xbDjZQ@mail.gmail.com
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Hi ,

System is migrating from Oracle to Postgre SQL.
Oracle is providing BULK COLLECT INTO function to collect the multiple
records from table .

Select COL1,COL2 ,COL3 BULK COLLECT INTO LINES from Distinct_Records.

LINES IS TABLE OF TABLE1 (Defined lines as IS TABLE OF type).

In PotGres:

INV_LINES_T validate_crtr_line_items$inv_lines_rt ARRAY;
L_INV_LINES INV_LINES_T%TYPE;
L_INV_LINES$temporary_record ap.validate_crtr_line_items$inv_lines_rt;

I'm trying to collect the records in L_INV_LINES

SELECT ARRAY (SELECT COL1,COL2,COL3 FROM Distinct_Records) INTO
L_INV_LINES;

Seems, Selecting multiple columns into an array doesn't work in PL/pgSQL .

How to collect multiple columns into array which is composite data type of
all select colums

--
Thanks & Regards,
Brahmeswara Rao J.

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