<div dir="ltr"><div class="gmail_default" style="font-family:monospace,monospace">Hi Peter,</div><div class="gmail_default" style="font-family:monospace,monospace"><br></div><div class="gmail_default" style="font-family:monospace,monospace">thanks for your quick reply.</div><div class="gmail_default" style="font-family:monospace,monospace">If 4.2 queries do not ask for that field, I can't figure out what could go wrong, isn't it?</div><div class="gmail_default" style="font-family:monospace,monospace">Otherwise, what's the best upgrade path for this scenario? May I need to stop every powerdns instance -> upgrade database schema -> upgrade every powerdns instances -> start powerdns instances?</div><div class="gmail_default" style="font-family:monospace,monospace"><br></div><div class="gmail_default" style="font-family:monospace,monospace">Thanks a lot</div><div class="gmail_default" style="font-family:monospace,monospace"><br></div><div class="gmail_default" style="font-family:monospace,monospace">Thanks</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, 17 Mar 2020 at 09:39, Pieter Lexis via Pdns-users <<a href="mailto:pdns-users@mailman.powerdns.com">pdns-users@mailman.powerdns.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Giovanni,<br>
<br>
On 3/16/20 6:11 PM, Giovanni Vecchi via Pdns-users wrote:<br>
> my scenario is the following:<br>
> - several 4.2 Authoritative servers<br>
> - multi-master database configuration (Percona XtraDB Cluster for<br>
instance)<br>
><br>
> In order to upgrade to 4.3 and avoid downtime, is it safe to upgrade the<br>
> database schema first and every server then?<br>
<br>
The schema upgrade adds a field to the cryptokeys table and all queries<br>
from PowerDNS ask for specific field, not all fields. So it _should_ be<br>
safe. We do recommend testing it just to be sure :).<br>
<br>
Best regards,<br>
<br>
Pieter<br>
<br>
-- <br>
Pieter Lexis<br>
PowerDNS.COM BV -- <a href="https://www.powerdns.com" rel="noreferrer" target="_blank">https://www.powerdns.com</a><br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><pre style="font-family:"Courier New",Courier,monospace,arial,sans-serif;margin-top:0px;margin-bottom:0px;white-space:pre-wrap;color:rgb(0,0,0);font-size:14px"><table border="0" cellspacing="0" cellpadding="0" style="font-family:"Times New Roman";width:420px"><tbody><tr valign="top"><td><table border="0" cellspacing="0" cellpadding="0"><tbody><tr valign="top"><td style="text-align:initial;vertical-align:top;padding:0px 8px"><a href="http://www.certego.net/" target="_blank"><img width="96" height="96" src="http://www.certego.net/email/certego.png" alt="" style="border-radius: 0px;"></a></td><td style="text-align:initial;vertical-align:top;padding:4px 0px"><div style="padding-top:2px;color:rgb(0,172,237);font-weight:bold;font-stretch:normal;font-size:18px;line-height:normal;font-family:sans-serif;letter-spacing:1px">Giovanni Vecchi</div><div style="padding-top:2px;color:rgb(32,32,32);font-weight:bold;font-stretch:normal;line-height:normal;font-family:sans-serif">Infrastructure Lead Engineer, Certego</div><div style="padding-top:4px"><a href="tel:+39-059-7353333" style="color:rgb(84,84,84);font-stretch:normal;font-size:12px;line-height:normal;font-family:sans-serif" target="_blank">+39-059-7353333</a><span style="color:rgb(0,172,237);font-stretch:normal;font-size:12px;line-height:normal;font-family:sans-serif"></span></div><div style="padding-top:6px"><a href="http://www.linkedin.com/company/certego" target="_blank"><img width="24" height="24" src="http://www.certego.net/email/linkedin.png" style="border-radius: 0px; border: 0px; width: 24px; min-height: 24px;"></a> <a href="http://twitter.com/Certego_IRT" target="_blank"><img width="24" height="24" src="http://www.certego.net/email/twitter.png" style="border-radius: 0px; border: 0px; width: 24px; min-height: 24px;"></a> <a href="http://github.com/certego" target="_blank"><img width="24" height="24" src="http://www.certego.net/email/github.png" style="border-radius: 0px; border: 0px; width: 24px; min-height: 24px;"></a> <a href="http://www.youtube.com/CERTEGOsrl" target="_blank"><img width="24" height="24" src="http://www.certego.net/email/youtube.png" style="border-radius: 0px; border: 0px; width: 24px; min-height: 24px;"></a> <a href="http://plus.google.com/117641917176532015312" target="_blank"><img width="24" height="24" src="http://www.certego.net/email/googleplus.png" style="border-radius: 0px; border: 0px; width: 24px; min-height: 24px;"></a></div></td></tr></tbody></table></td></tr></tbody></table><div style="font-stretch:normal;font-size:8px;line-height:normal;font-family:sans-serif;white-space:normal;width:420px;text-align:justify;vertical-align:top;padding:8px 0px;color:rgb(224,224,224)">Use of the information within this document constitutes acceptance for use in an "as is" condition. There are no warranties with regard to this information; Certego has verified the data as thoroughly as possible. Any use of this information lies within the user's responsibility. In no event shall Certego be liable for any consequences or damages, including direct, indirect, incidental, consequential, loss of business profits or special damages, arising out of or in connection with the use or spread of this information.</div></pre></div></div></div></div>