select
1. 基本語法
select( index:<string>,callback)
index:<string>,callback) 切換至對應index資料庫,成功切換會回傳OK,不同資料庫的Key名稱及資料互不影響。
client.select('0', redis.print);
client.set('db:0:foo', 'bar');
client.set('db:0:foo1', 'bar1');
client.keys('*', redis.print);
client.select('1', redis.print);
client.set('db:1:foo', 'bar');
client.keys('*', redis.print);Reply: OK
Reply: db:0:foo1,db:0:foo
Reply: OK
Reply: db:1:fooLast updated
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