setop/sqlite-parquet-vtable
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add row filter for string ==

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This gets the census `== 'Dawson Creek'` query down to ~410ms from
~650ms.

That still seems much slower than it should be. Am I accidentally
doing a copy? Now to go learn how to profile C++ code...
This commit is contained in:
Colin Dellow
2018-03-15 21:37:52 -04:00
parent 6648ff5968
commit f7f1ed03d1
4 changed files with 68 additions and 12 deletions
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4
parquet/parquet_filter.h
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@@ -57,8 +57,8 @@ public:
ValueType getType();
int64_t getInt();
double getDouble();
const std::vector<unsigned char> getBytes();
std::string getString();
const std::vector<unsigned char>& getBytes();
const std::string& getString();
};
#endif