46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
var redis = require("redis"),
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client = redis.createClient(), set_size = 20;
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client.sadd("bigset", "a member");
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client.sadd("bigset", "another member");
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while (set_size > 0) {
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client.sadd("bigset", "member " + set_size);
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set_size -= 1;
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}
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// multi chain with an individual callback
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client.multi()
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.scard("bigset")
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.smembers("bigset")
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.keys("*", function (err, replies) {
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client.mget(replies, redis.print);
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})
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.dbsize()
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.exec(function (err, replies) {
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console.log("MULTI got " + replies.length + " replies");
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replies.forEach(function (reply, index) {
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console.log("Reply " + index + ": " + reply.toString());
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});
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});
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client.mset("incr thing", 100, "incr other thing", 1, redis.print);
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// start a separate multi command queue
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var multi = client.multi();
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multi.incr("incr thing", redis.print);
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multi.incr("incr other thing", redis.print);
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// runs immediately
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client.get("incr thing", redis.print); // 100
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// drains multi queue and runs atomically
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multi.exec(function (err, replies) {
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console.log(replies); // 101, 2
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});
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// you can re-run the same transaction if you like
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multi.exec(function (err, replies) {
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console.log(replies); // 102, 3
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client.quit();
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});
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