<html><head><style>body{font-family:Helvetica,Arial;font-size:13px}</style></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;"><div id="bloop_customfont" style="font-family:Helvetica,Arial;font-size:13px; color: rgba(0,0,0,1.0); margin: 0px; line-height: auto;">Hi Devrim,</div> <br><p style="color:#000;">On October 8, 2015 at 3:35:04 AM, Devrim GÜNDÜZ (<a href="mailto:devrim@gunduz.org">devrim@gunduz.org</a>) wrote:</p> <div><blockquote type="cite" class="clean_bq" style="color: rgb(0, 0, 0); font-family: Helvetica, Arial; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span><div><div></div><div>* I read that some features are only supported in 9.5+, but, for<br>example, can we use 2.2.0 against 9.4 (or 9.3)?</div></div></span></blockquote></div><p>Yes, can use against older versions, the relevant features will just be #ifdef’ed out</p><div><div><blockquote type="cite" class="clean_bq" style="color: rgb(0, 0, 0); font-family: Helvetica, Arial; font-size: 13px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><span><div><div>* What about the backwards compatibility? Is the upgrade path clean<br>from 2.0 to 2.2, or should I push 2.2.0 only for people who uses 2.1.X?<br>I noticed that some signatures have been deprecated. What about the<br>breaking ones?</div></div></span></blockquote></div><p>I guess off the extensions alone there’s backwards compatibility changes as some old sigs go away, etc, but the legacy.sql file should always include the old sigs.</p><p>I did test upgrade from 2.0 direct to 2.2 and it seemed to work fine.</p><p>ATB,</p><p>P</p><p> </p></div> <div id="bloop_sign_1444306557603235072" class="bloop_sign"><div><br></div><span style="font-family:helvetica,arial;font-size:13px"></span>-- <br><span>http://postgis.net</span><div><span>http://cleverelephant.ca</span></div><div><br></div></div></body></html>