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Add extension-functions.c info to README (#779)

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Paul Bergeron 2020-04-16 07:44:20 +02:00 committed by GitHub
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@ -453,6 +453,16 @@ If you want your own extension to be listed here or you want to add a reference
Spatialite is available as an extension to SQLite, and can be used in combination with this repository.
For an example see [shaxbee/go-spatialite](https://github.com/shaxbee/go-spatialite).
## extension-functions.c from SQLite3 Contrib
extension-functions.c is available as an extension to SQLite, and provides the following functions:
- Math: acos, asin, atan, atn2, atan2, acosh, asinh, atanh, difference, degrees, radians, cos, sin, tan, cot, cosh, sinh, tanh, coth, exp, log, log10, power, sign, sqrt, square, ceil, floor, pi.
- String: replicate, charindex, leftstr, rightstr, ltrim, rtrim, trim, replace, reverse, proper, padl, padr, padc, strfilter.
- Aggregate: stdev, variance, mode, median, lower_quartile, upper_quartile
For an example see [dinedal/go-sqlite3-extension-functions](https://github.com/dinedal/go-sqlite3-extension-functions).
# FAQ
- Getting insert error while query is opened.