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Update transactions.md

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Krasimir Angelov
2021-09-23 15:28:49 +02:00
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parent 3ee0d54878
commit c843cec096
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src/runtime/c/doc/transactions.md
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@@ -9,7 +9,7 @@ The database model of the runtime is specifically designed to be friendly toward
main = do main = do
gr <- readNGF "Example.ngf" gr <- readNGF "Example.ngf"
functionType gr "f" >>= print functionType gr "f" >>= print
<... modify the grammar gr ...> -- modify the grammar gr
functionType gr "f" >>= print functionType gr "f" >>= print
``` ```
Here we ask for the type of a function before and after an arbitrary update in the grammar `gr`. Obviously if we allow that then `functionType` would have to be in the IO monad, e.g.: Here we ask for the type of a function before and after an arbitrary update in the grammar `gr`. Obviously if we allow that then `functionType` would have to be in the IO monad, e.g.: