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Posted to notifications@shardingsphere.apache.org by GitBox <gi...@apache.org> on 2020/09/14 15:28:21 UTC

[GitHub] [shardingsphere] sandynz commented on issue #7419: Make SQLParseResultCache maximum cached elements size customizable

sandynz commented on issue #7419:
URL: https://github.com/apache/shardingsphere/issues/7419#issuecomment-692133227


   > 
   > 
   > > In some scenario, routed sql will be parsed again
   > > Does `Some scenarios` mean `SQLParseResultCache` reach its capacity?
   
   It might reach its capacity. For example, if t_order has 100 shardings, then one sql might be 100 different sqls after rewriting, t_order -> t_order_0, t_order_1, ..., t_order_99.
   
   > 
   > Do you have any suggestions or ideas?
   
   Could we initialize `maximumSize` in `SQLParseResultCache` and `StandardSQLParserEngine` constructor?
   


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