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storage session pdo for postgres fix #24457

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storage session pdo for postgres fix #24457

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storage session pdo for postgres fix
mxp100 Oct 6, 2017
f2e9991
revert
mxp100 Oct 9, 2017
e798d77
Update CHANGELOG.md
mxp100 Oct 9, 2017
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2 changes: 1 addition & 1 deletion src/Symfony/Component/HttpFoundation/Session/Storage/Handler/PdoSessionHandler.php
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Expand Up @@ -395,7 +395,7 @@ public function close()
$this->gcCalled = false;

// delete the session records that have expired
$sql = "DELETE FROM $this->table WHERE $this->lifetimeCol + $this->timeCol < :time";
$sql = "DELETE FROM $this->table WHERE $this->lifetimeCol < :time - $this->timeCol";
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isn't is the same?
a + b < c === a < c - b

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no, in postgres
a and b - integer type (32 bit)
a+b > integer (2^32/2) - it's error
a-b <= integer and accepted by postgres

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this problem in postgres only

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is it possible to use unsigned types? or larger types e.g. long (64 bits instead of 32)

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Creating tables is in the same package. But to increase the amount of data due to improper use is incorrect

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Moreover, the sessional table contains a lot of records, and the losses will be large


$stmt = $this->pdo->prepare($sql);
$stmt->bindValue(':time', time(), \PDO::PARAM_INT);
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