Add `Label` parameter to Env

Breaking change: Add Label parameter to Env for better understendability of error messages in future

Simplify getVal

New setval approach (#148)

* save

* better naming

* removed unused

---------

Co-authored-by: Ilya Miheev <[email protected]>

reduce CGO overhead for passing keys

Key non pointer opt (#144)

* changed to non-pointer with key

* changed cgosymbolizer

* deleted unnecessary line

* replaced all just with parent check for txn

---------

Co-authored-by: Ilya Miheev <[email protected]>
Co-authored-by: alex.sharov <[email protected]>

reduce CGO overhead for passing keys

Key non pointer opt (#143)

* changed to non-pointer with key

* changed cgosymbolizer

---------

Co-authored-by: Ilya Miheev <[email protected]>

reduce CGO overhead for passing values

No pointer optimisation txn (#142)

* added valNP (no pointer value) argument to Txn obj tp increase performance (see GetFast for more details)

* replace txn.Get with txn.GetFast realization

* change type of txn.val from *C.MDBX_val to C.MDBX_val

* no longer takes pointer from env val

---------

Co-authored-by: Ilya Miheev <[email protected]>

v0.38.0: mdbx v0.12.10

mdbx v0_12_10 (#136)

v0.37.2: ListDBI close cursor

What's Changed

• linter up by @AskAlexSharov in #129
• up github-ci versions by @AskAlexSharov in #132
• close cursor inside ListDBI method by @AskAlexSharov in #135

Full Changelog: v0.37.1...v0.37.2

v0.27.24: ListDBI close cursor

rm config.h

.Version()

v0.37.1

mdbx_version description string (#131)

v0.27.22: Version()

Added mdbx.Version() function that returns the C library version string in git describe format, e.g.: v0.12.0-71-g1cac6536