use haizhi_rocksdb as rocksdb; use rocksdb::{SingleThreaded, DBWithThreadMode, Options}; fn main() { let db = DBWithThreadMode::::open_default("/path/to/dummy").unwrap(); let db_ref1 = &db; let db_ref2 = &db; let opts = Options::default(); db_ref1.create_cf("cf1", &opts).unwrap(); db_ref2.create_cf("cf2", &opts).unwrap(); }