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Design of the multi live architecture in different places of the king glory mall

2022-07-19 10:36:00 【InfoQ】

Business analysis

Buy heroes in the mall 、 The skin 、 Props and other virtual goods, some goods can only be bought 1 individual , You can buy more than one of some goods , And there is no inventory concept .

Business classification

Recharge 、 Purchase goods （ There are quantitative restrictions and no quantitative restrictions ）.

data classification

Counting balance ： Don't lose , Strong consistency

Order ID： Every time a new , Globally unique , Not modify

Order content ： And purchase records ID binding , Only new, not modified

Data synchronization

Counting balance ： Database synchronization ;

Order ID： Every time a new , Globally unique , Not modify , Generate... With algorithm , Just synchronize the database ;

Order content ： Database synchronization .

exception handling

1、 The mall cannot be accessed

Hang up the announcement directly ： System shutdown maintenance .

2、 Order not synchronized , Unable to view order

View after synchronization

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