Database commands (#5307)

* database commands

* db commands

* filesystem opens sqlite file

* clippy error

* corrected error in ci file

* removes matrix flag from ci

* flax matrix for clippy

* add conditional compile for tests

* add conditional compile for tests

* correct order of command

* correct error msg

* correct typo

crates/nu-command/tests/commands/mod.rs

@@ -39,6 +39,7 @@ mod open;
 mod parse;
 mod path;
 mod prepend;
+#[cfg(feature = "database")]
 mod query;
 mod random;
 mod range;