<div dir="ltr">Thanks John and Jorge. It worked.</div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Mar 22, 2017 at 4:21 PM, John Abraham <span dir="ltr"><<a href="mailto:jea@hbaspecto.com" target="_blank">jea@hbaspecto.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div>I use</div><div><br></div><div>select tz.tzid from location</div><div> join tz_world tz on st_within(location."<wbr>locationPoint", tz.geom) </div><div><br></div><div>with the tz_world shapefile that I'm 99% sure I got from</div><div><br></div><div><font color="#0069d9"><u><a href="http://efele.net/maps/tz/world/" target="_blank">http://efele.net/maps/tz/<wbr>world/</a></u></font></div><div><br></div><div><br></div><div>
<span class="m_-6604968642568573668Apple-style-span" style="border-collapse:separate;font-variant-ligatures:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-variant-east-asian:normal;line-height:normal;border-spacing:0px"><div><div>--</div><div>John Abraham</div><div><a href="mailto:jea@hbaspecto.com" target="_blank">jea@hbaspecto.com</a></div><div><br></div></div></span></div><div><blockquote type="cite"><div><div class="h5"><div>On Mar 22, 2017, at 3:23 PM, suraj birla <<a href="mailto:surajbirla@gmail.com" target="_blank">surajbirla@gmail.com</a>> wrote:</div><br class="m_-6604968642568573668Apple-interchange-newline"></div></div><div><div><div class="h5"><div dir="ltr">How to find the timezone for a given lat/long using postgis?<div><br></div><div>We have to requirement to fnd the local timezone for millions of records which has UTC timestamp and lat/long info.</div><div><br></div><div>Google provide API but it's single request per call.. Not feasible for milion records.</div><div><br></div><div>Any suggestion?</div><div><br></div><div>Thanks</div><div>Suraj</div></div></div></div><span class="">
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