rocksdb_sys::rocksdb_merge_cf

pub unsafe extern fn rocksdb_merge_cf(db: *mut rocksdb_t, options: *const rocksdb_writeoptions_t, column_family: *mut rocksdb_column_family_handle_t, key: *const c_char, keylen: size_t, val: *const c_char, vallen: size_t, errptr: *mut *mut c_char)