Module types 

Conversions between Rust and SQLite types.

Types

Rust type	SQLite type(s)
bool	BOOLEAN
i8	INTEGER
i16	INTEGER
i32	INTEGER
i64	BIGINT, INT8
u8	INTEGER
u16	INTEGER
u32	INTEGER
u64	BIGINT, INT8
f32	REAL
f64	REAL
&str, String	TEXT
&[u8], Vec<u8>	BLOB

Nullable

In addition, Option<T> is supported where T implements Type. An Option<T> represents a potentially NULL value from SQLite.