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能否提供表row_count的API? #17

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xiangxn opened this issue Dec 18, 2018 · 4 comments
Closed

能否提供表row_count的API? #17

xiangxn opened this issue Dec 18, 2018 · 4 comments

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@xiangxn
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xiangxn commented Dec 18, 2018 •
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能否提供表row_count的API?
目前只能自己从begin()++到end()，这是唯一方法吗？
如果能提供查到记录数，对有的业务需求是相当友好的，一个是rpcapi,一个是合约内。

另外，如果可以加入http模块就好了，我的合约需要异步向中心服务器post数据。
@Thaipanda
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can you give more detail description about the demand? why not you add an increase clomun to get this?

@xiangxn
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xiangxn commented Dec 18, 2018

column？
一个最精典的业务要求是，当数据量达到N条时，我将触发一个逻辑。
但目前，我只能加一个字段来计数:)

@vlbos
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vlbos commented Jan 4, 2019

我们在考虑增加类似参考实现方案https://bihu.com/article/1256560

@Thaipanda
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will make a whole plan to improve the multi-index in the future

vlbos pushed a commit to vlbos/bos that referenced this issue Sep 18, 2019
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@xiangxn @Thaipanda @vlbos