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MCOL-641 Refactor initial extent elimination support.

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This commit also adds support in TupleHashJoinStep::forwardCPData,
although we currently do not support wide decimals as join keys.

Row estimation to determine large-side of the join is also updated.
This commit is contained in:
Gagan Goel
2020-07-24 19:04:25 -04:00
committed by Roman Nozdrin
parent ca53b6348a
commit d3bc68b02f
32 changed files with 1221 additions and 386 deletions
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3
utils/common/widedecimalutils.h
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@ -32,6 +32,9 @@ namespace utils
const uint8_t MAXLENGTH16BYTES = 42;
const uint8_t MAXLENGTH8BYTES = 23;
const int128_t minInt128 = int128_t(0x8000000000000000LL) << 64;
const int128_t maxInt128 = (int128_t(0x7FFFFFFFFFFFFFFFLL) << 64) + 0xFFFFFFFFFFFFFFFFLL;
inline bool isWideDecimalNullValue(const int128_t& val)
{
const uint64_t* ptr = reinterpret_cast<const uint64_t*>(&val);