Re: explain root element for auto-explain

Are we going to publish an XML DTD for EXPLAIN, or have we already?

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Andrew Dunstan wrote:
> 
> The attached tiny patch sets the <explain> root element for auto-explain 
> XML output, so it looks something like this:
> 
>     <explain xmlns="http://www.postgresql.org/2009/explain">
>       <Plan>
>         <Node-Type>Result</Node-Type>
>         <Startup-Cost>0.00</Startup-Cost>
>         <Total-Cost>0.01</Total-Cost>
>         <Plan-Rows>1</Plan-Rows>
>         <Plan-Width>0</Plan-Width>
>       </Plan>
>     </explain>
> 
> The JSON output looks like this:
> 
>     [
>       "Plan": {
>         "Node Type": "Result",
>         "Startup Cost": 0.00,
>         "Total Cost": 0.01,
>         "Plan Rows": 1,
>         "Plan Width": 0
>       }
>     ]
> 
> This is worth doing in itself in the XML case for reasons previously 
> explained, but it also makes it relatively easy to add a Query-Text node 
> or some such to the structured output, which is very much worth having, 
> and would be my next proposed step.
> 
> cheers
> 
> andrew


> 
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--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
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