Cargo Features

fnsql-macro has no features set by default.

[dependencies]
fnsql-macro = { version = "0.2.7", features = ["all", "with-rusqlite", "with-postgres", "prepare-cache"] }
all = prepare-cache, with-postgres, with-rusqlite
with-rusqlite all?
with-postgres all?
prepare-cache all?

fnsql-macro has 4 features without comments.