定时删除公司费用

• 查询费用并删除数据，保持原子操作
• 准备数据

sadd sms:send:batchDeduct:company 000002

sismember sms:send:batchDeduct:company 000002

hgetall sms:send:batchDeduct:company:000002

hmset sms:send:batchDeduct:company:000002 name "张三"

hincrby sms:send:batchDeduct:company:000002 num 100

• 编写LUA脚本

eval "redis.call('srem',KEYS[1],KEYS[2]) local flat_map=redis.call('hgetall',KEYS[3]) local result={} for i=1,#flat_map,2 do result[flat_map[i]]=flat_map[i+1] end  redis.call('del',KEYS[3])  return  cjson.encode(result)" 3 sms:send:batchDeduct:company  000002  sms:send:batchDeduct:company:000002

• 将脚本加载到redis中，并执行

script load "redis.call('srem',KEYS[1],KEYS[2]) local flat_map=redis.call('hgetall',KEYS[3]) local result={} for i=1,#flat_map,2 do result[flat_map[i]]=flat_map[i+1] end  redis.call('del',KEYS[3])  return  cjson.encode(result)"

evalsha bd5216e08be2590520bd3e1e81bff535a340dcef 3 sms:send:batchDeduct:company  000002  sms:send:batchDeduct:company:000002