expoに含まれるデータベース
SQLite

const db = SQLite.openDatabase('SampleDatabase.db');

・・・
 componentDidMount(e){

    db.transaction(tx => {
      tx.executeSql(
        'create table if not exists items (id integer primary key not null, done int, value text);'
      );
    });

    db.transaction(
      tx => {
        tx.executeSql('insert into items (done, value) values (0, ?)', ["safa"]);
        tx.executeSql('select * from items', [], (_, { rows }) =>
          console.log(JSON.stringify(rows))
        );
      },
      null,
      console.log("test")
    );

tx.executeSql(sqlStatement, arguments, success, error)