Cargo Features

diesel_derives has no features set by default.

[dependencies]
diesel_derives = { version = "2.2.1", features = ["nightly", "mysql", "32-column-tables", "64-column-tables", "128-column-tables", "without-deprecated", "with-deprecated", "time"] }
nightly

Enables nightly of proc-macro2

proc-macro2:

This feature no longer means anything.

postgres sqlite mysql
32-column-tables 64-column-tables?

Affects diesel_for_each_tuple::MAX_TUPLE_SIZE

64-column-tables 128-column-tables? = 32-column-tables

Affects diesel_for_each_tuple::MAX_TUPLE_SIZE

128-column-tables = 64-column-tables

Affects diesel_for_each_tuple::MAX_TUPLE_SIZE

without-deprecated
with-deprecated

Affects diesel_derives::sql_function_proc

r2d2 chrono time