On 1/11/17 5:54 AM, Pavel Stehule wrote:
+    <term><varname>too_many_rows</varname></term>
+    <listitem>
+     <para>
+      When result is assigned to a variable by <literal>INTO</literal> clause,
+      checks if query returns more than one row. In this case the assignment
+      is not deterministic usually - and it can be signal some issues in 

Shouldn't this also apply to

var := blah FROM some_table WHERE ...;


AIUI that's one of the beefs the plpgsql2 project has.

FWIW, I'd also be in favor of a NOMULTI option to INTO, but I don't see any way to do something like that with var := blah FROM.
Jim Nasby, Data Architect, Blue Treble Consulting, Austin TX
Experts in Analytics, Data Architecture and PostgreSQL
Data in Trouble? Get it in Treble! http://BlueTreble.com
855-TREBLE2 (855-873-2532)

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