[Doris On ES][Docs] update document for best practices #3924
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lgtm |
wutiangan
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Jun 22, 2020
morningman
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wutiangan
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Jun 22, 2020
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| 在Doris中建立该字段时建议设置为`date`或`datetime`,也可以设置为`varchar`类型, 使用如下SQL语句都可以直接将过滤条件下推至ES： |
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不建议用char，因为用户如果想那_id往往都是自己设置的，自己设置的ID长度大部分情况下可能并不一致
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Add best practices for #3559 and update feature for #3901