<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">Hi,<div><br><div><div>On Apr 11, 2014, at 6:15 PM, Fabian Kneubuehl <<a href="mailto:support@ysd.ch">support@ysd.ch</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div lang="DE-CH" link="blue" vlink="purple" style="font-family: Helvetica; font-size: 14px; 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;"><div class="WordSection1" style="page: WordSection1;"><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;">Hi,<o:p></o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><o:p> </o:p></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US">I see that you plan to introduce CHANNELS. What’s the meaning of that and what for can it be used?<o:p></o:p></span></div><div style="margin: 0cm 0cm 0.0001pt; font-size: 11pt; font-family: Calibri, sans-serif;"><span lang="EN-US"> </span></div></div></div></blockquote></div><div><br></div><div>In short,</div>It is about asynchronous notification system. Available both - locally and in vClient-vServer environments.</div><div>There are "channels" to send/receive messages. You can send message ( any string ) to the channel and you can subscribe to receive messages from the channel. Both - API and SQL way are available. To receive notifications from some channel you should subscribe it first and wait for the messages - it could be another thread or just checking for the messages periodically from the main thread.</div><div><br></div><div>How to use it - depends on your needs. It could be:</div><div>- simple chat system, say, to receive notifications from admins;</div><div>- async app-specific channels for specific events;</div><div>...</div><div><br><div>
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div>-- <br>Best regards,<br>Ivan Smahin<br>Senior Software Engineer<br>Paradigma Software, Inc<br>Valentina - The Ultra-Fast Database<br><a href="http://www.valentina-db.com/">http://www.valentina-db.com</a></div></span>
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