Re: Sqlite 3 pdo update query problem

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Forget my last mail. Good to hear it's solved.

On Wed, Aug 20, 2008 at 1:20 PM, Evert Lammerts
<evert.lammerts@xxxxxxxxx> wrote:
> Can you post the code you're using when you get the timeout?
>
> I guess you already tried to do a select only and an update only to
> check if it works?
>
> On Wed, Aug 20, 2008 at 1:11 PM, Amy Gibbs <amy@xxxxxxxxxxxxxxxxxxxxxx> wrote:
>> OK, I found one problem, the database file was not writeable, I added this
>> code to find the error:
>> $sesdb->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_WARNING);
>> then I got the following error:
>> Warning: PDO::exec() [function.PDO-exec]: SQLSTATE[HY000]: General error: 14
>> unable to open database file
>> in/home/amy2203/public_html/willowtreecrafts/seweblink/seinvaudit.php on lin
>> which was a permissions error on the folder,
>> now i'm timing out and getting nothing,
>> Sorry to have such a basic problem!
>> On 20 Aug 2008, at 11:45, Evert Lammerts wrote:
>>
>> What happens if you try the UPDATE before a SELECT?
>>
>> $sesdb = new PDO('sqlite:file.sqlite3');
>> var_dump($sesdb->exec("UPDATE ZITEM SET ZQUANTITY=0 WHERE ZPRODUCTID=1"));
>>
>> On Wed, Aug 20, 2008 at 12:42 PM, Evert Lammerts
>> <evert.lammerts@xxxxxxxxx> wrote:
>>
>> Sorry, I'm out of options. Hopefully somebody on the list has a little
>>
>> more experience with PDO.
>>
>> On Wed, Aug 20, 2008 at 12:26 PM, Amy Gibbs <amy@xxxxxxxxxxxxxxxxxxxxxx>
>> wrote:
>>
>> It's still not working :(
>>
>> $query="SELECT ZNAME, ZQUANTITY, ZPRODUCTID FROM ZITEM WHERE ZCategory !=
>>
>> 14";
>>
>> $statement= $sesdb->query($query);
>>
>> $result=$statement->fetchAll();
>>
>> $statement=null;
>>
>> foreach ($result as $product) {
>>
>> $prodname=$product[0];
>>
>> $prodqty = $product[1];
>>
>> $prodid=$product[2];
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY=0 WHERE ZPRODUCTID={$prodid}";
>>
>> $sesdb->exec($sql);
>>
>> On 20 Aug 2008, at 11:10, Evert Lammerts wrote:
>>
>> A little time on google told me that if you want to do a write after a
>>
>> read (or the other way around) you need to free up the query resource
>>
>> - apparently they hold read / write locks.
>>
>> so, free up $statement before doing a write:
>>
>> $sesdb = new PDO('sqlite:file.sqlite3');
>>
>> $query="SELECT ZNAME, ZQUANTITY, ZPRODUCTID FROM ZITEM WHERE ZCategory !=
>>
>> 14";
>>
>> $statement= $sesdb->query($query);
>>
>> $result=$statement->fetchAll();
>>
>> $statement=null;
>>
>> foreach ($result as $product) {
>>
>> $prodname=$product[0];
>>
>> $prodqty = $product[1];
>>
>> $prodid=$product[2];
>>
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY='0' WHERE ZPRODUCTID='{$prodid}'";
>>
>> $sesdb->exec($sql);
>>
>> }
>>
>>
>> On Wed, Aug 20, 2008 at 11:49 AM, Amy Gibbs <amy@xxxxxxxxxxxxxxxxxxxxxx>
>>
>> wrote:
>>
>> No errors reported, but it's not updating the db,
>>
>> error_reporting(E_ALL);
>>
>> $sesdb = new PDO('sqlite:file.sqlite3');
>>
>> $query="SELECT ZNAME, ZQUANTITY, ZPRODUCTID FROM ZITEM WHERE ZCategory !=
>>
>> 14";
>>
>> $statement= $sesdb->query($query);
>>
>> $result=$statement->fetchAll();
>>
>> foreach ($result as $product) {
>>
>> $prodname=$product[0];
>>
>> $prodqty = $product[1];
>>
>> $prodid=$product[2];
>>
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY='0' WHERE ZPRODUCTID={$prodid}";
>>
>> $sesdb->exec($sql);
>>
>> }
>>
>> On 20 Aug 2008, at 10:11, Evert Lammerts wrote:
>>
>> can you put
>>
>> error_reporting(E_ALL);
>>
>> somewhere above the query and check if there's some output?
>>
>> On Wed, Aug 20, 2008 at 11:02 AM, Amy Gibbs <amy@xxxxxxxxxxxxxxxxxxxxxx>
>>
>> wrote:
>>
>> still not working,
>>
>>
>> $sesdb = new PDO('sqlite:file.sqlite3');
>>
>> $query="SELECT ZNAME, ZQUANTITY, ZPRODUCTID FROM ZITEM WHERE ZCategory !=
>>
>> 14";
>>
>> $statement= $sesdb->query($query);
>>
>> $result=$statement->fetchAll();
>>
>> foreach ($result as $product) {
>>
>> $prodname=$product[0];
>>
>> $prodqty = $product[1];
>>
>> $prodid=$product[2];
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY='0' WHERE ZPRODUCTID={$prodid}";
>>
>> $sesdb->exec($sql);
>>
>> }
>>
>> On 20 Aug 2008, at 09:59, Evert Lammerts wrote:
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY='0' WHERE ZPRODUCTID='".$prodid."'";
>>
>> Try to unquote $prodid:
>>
>> $sql = "UPDATE ZITEM SET ZQUANTITY='0' WHERE ZPRODUCTID={$prodid}";
>>
>> Evert
>>
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>>
>>
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>>
>

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