We don't need to replace $n with question marks any more, as we support
the pg parameters format.

See https://git.picodata.io/picodata/picodata/sbroad/-/merge_requests/377
and https://git.picodata.io/picodata/picodata/sbroad/-/issues/543.

Maksim Kaitmazian authored 11 months ago and Dmitry Ivanov committed 9 months ago

pgproto used to interact with picodata through lua entrypoins, but after
making pgproto a picodata module, we can get rid of this lua layer and
simply call corresponding rust functions.

Maksim Kaitmazian authored 11 months ago and Dmitry Ivanov committed 9 months ago

After moving pgproto into picodata we can merge their implementations of
Describe into a singe module.

Maksim Kaitmazian authored 11 months ago and Dmitry Ivanov committed 9 months ago

The backend module implements the logic for handling postgres messages.
Note that this commit doesn't bring anything new: it just moves picodata's
handlers into pgproto.