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    <div class="moz-cite-prefix">On 6/12/13 12:46 AM, Kamal Palei wrote:<br>
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cite="mid:CALO8XuWNkVwtb3AzLpSF-U0-5qL7uoy6QGT6avtDx=4sVRfhkA@mail.gmail.com"
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              <div>Tracey<br>
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              Thanks a lot. Probably spambot will guard against spam
              users registration to some extent.<br>
              <br>
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            <div>If somehow, some spam users register in site (we can
              determine manually or automated way), I would like to
              re-use the UID allocated for spam users should be re-used
              for future valid users. In that case, do we have any
              modules or any existing mechanism to achieve re-using the
              UIDs allocated to spam users previously.<br>
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          Thanks<br>
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        kamal<br>
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        <div class="gmail_quote">On Tue, Jun 11, 2013 at 8:19 PM,
          Hummel, Tracey S - (thummel) <span dir="ltr">&lt;<a
              moz-do-not-send="true"
              href="mailto:thummel@email.arizona.edu" target="_blank">thummel@email.arizona.edu</a>&gt;</span>
          wrote:<br>
          <blockquote class="gmail_quote">
            <div>
              <div>I've used the spambot module and it helped but it
                can't stop all unwanted registrations. &nbsp;
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                <div>Tracey<br>
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                          <div><span>--------------------</span><br>
                            <span>Tracey Hummel<br>
                              <span><em>Web Application Developer</em></span></span></div>
                          <div><span><a moz-do-not-send="true"
                                href="mailto:tracey@arizona.edu"
                                target="_blank">tracey@arizona.edu</a></span><br>
                            <span><a moz-do-not-send="true"
                                href="http://tshummel.com"
                                target="_blank">http://tshummel.com</a></span></div>
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                    <div><b>From:</b> <a moz-do-not-send="true"
                        href="mailto:support-bounces@drupal.org"
                        target="_blank">support-bounces@drupal.org</a> [<a
                        moz-do-not-send="true"
                        href="mailto:support-bounces@drupal.org"
                        target="_blank">support-bounces@drupal.org</a>]
                      on behalf of Kamal Palei [<a
                        moz-do-not-send="true"
                        href="mailto:palei.kamal@gmail.com"
                        target="_blank">palei.kamal@gmail.com</a>]<br>
                      <b>Sent:</b> Tuesday, June 11, 2013 4:22 AM<br>
                      <b>To:</b> <a moz-do-not-send="true"
                        href="mailto:support@drupal.org" target="_blank">support@drupal.org</a><br>
                      <b>Subject:</b> [support] How to safeguard sites
                      from unwanted users<br>
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                                        <div>Dear ALL<br>
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                                        I see almost everyday in my site
                                        2 or 3 unwanted users are
                                        created.<br>
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                                      The user id is something like <b>sdfdxsxvxcvbcxmv</b>
                                      which is totally somebody just
                                      playing. I need to block such
                                      accounts or more preferably reuse
                                      such accounts.<br>
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                                    For me the concern is , once a user
                                    is created, that user id is gone for
                                    ever.<br>
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                                  Next if I create another user, it will
                                  take up the higher UID.<br>
                                  <br>
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                                <div>Assuming these things keeps
                                  happening, over few years of time we
                                  will have lot of unnecessary accounts
                                  in system, eating up resources for
                                  nothing.<br>
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                                <div><br>
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                                <div>Even if I delete these users, still
                                  the user ID will not be reused.<br>
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                                <div><br>
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                                Within Drupal framework, is there any
                                existing mechanism where, we can tell to
                                re-use certain user ID when creating new
                                users. If NOT existing, if somebody
                                guides me, am ready to make one.<br>
                                <br>
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                              Best Regards<br>
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                            Kamal<br>
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    Why are you worried about loss of a few UID's, the table? You can
    have about 4 BILLION different UID's, if you are worried about using
    up all your UIDs you site must be EXTREMELY active, and there are a
    number of other things that need to be looked at well before you run
    out of UIDs. (and a relatively small change in table schema can
    increase the limit to virtually unlimited by changing UID to a
    bigint everywhere it is stored).<br>
    <pre class="moz-signature" cols="72">-- 
Richard Damon</pre>
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