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The response time is 3.7 seconds.
A GIST index has been built.
The response time is 02. 03 seconds.

Mysql

The most recent versions of Mysql provide geospatial functionnalities. These extensions follow the OpenGIS specifications.

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select id, time, energy rom events where ra_min < ra and ra < ra_max and dec_min < dec and dec < dec_max
The response time is around 0.35 65 second.

using the spatial extension

The following statement has been sent to the database :
select id, time, energy from events where MBRIntersects(error ,
GeomFromText('POLYGON((ra_max dec_max, ra_max dec_min, ra_min dec_min, ra_min dec_max, ra_max dec_max)', -1))

The response time is 85.2 7 seconds.
An index has been built.
The response time is 0.004 4 seconds.