<[email protected]> writes:
>> From: Albe Laurenz [mailto:[email protected]]
>> Since there are no autonomous transactions in PostgreSQL, how can you have
>> BEGIN and COMMIT called from the code that is invoked by "SELECT
>> my_andl_function()"?
> I really don't know. But I have code that does this (no explicit BEGIN):
> SELECT * FROM COMPILE($$
> V6 := {{ abo:=true, abi:=b'DEADBEEF', anu:=123456789.987654321,
> ate:='abcdef', ati:=t'2015-12-31 23:59:58.9999' },
> { abo:=false, abi:=b'DEADBEEF', anu:=987654321.123456789,
> ate:='ghijklmno', ati:=t'2016-12-31 23:59:58.9999' }}
> V6
> $$);
> And the generated code (which executes without error):
> BEGIN;
> DROP TABLE IF EXISTS "V6" ;
> CREATE TABLE "V6" ( "abo" BOOLEAN, "abi" BYTEA, "anu" NUMERIC, "ate" TEXT,
> "ati" TIMESTAMP, UNIQUE ( "abo", "abi", "anu", "ate", "ati" ) );
> COMMIT;
> INSERT INTO "V6" ( "abo", "abi", "anu", "ate", "ati" ) VALUES ( $1, $2, $3,
> $4, $5 );
> SELECT "abo", "abi", "anu", "ate", "ati" FROM "V6";
Define "executes". You could shove those lines in via the wire protocol,
sure, but SPI won't take them.
regards, tom lane
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