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MCOL-641 Basic extent elimination support for Decimal38.

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This commit is contained in:
Gagan Goel
2020-02-01 22:16:58 -05:00
committed by Roman Nozdrin
parent 84f9821720
commit 55afcd8890
33 changed files with 1318 additions and 325 deletions
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19
versioning/BRM/extentmap.h
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@ -102,14 +102,25 @@ const char CP_VALID = 2;
struct EMCasualPartition_struct
{
RangePartitionData_t hi_val; // This needs to be reinterpreted as unsigned for uint64_t column types.
RangePartitionData_t hi_val; // This needs to be reinterpreted as unsigned for uint64_t column types.
RangePartitionData_t lo_val;
int32_t sequenceNum;
char isValid; //CP_INVALID - No min/max and no DML in progress. CP_UPDATING - Update in progress. CP_VALID- min/max is valid
EXPORT EMCasualPartition_struct();
EXPORT EMCasualPartition_struct(const int64_t lo, const int64_t hi, const int32_t seqNum);
EXPORT EMCasualPartition_struct(const __int128 bigLo, const __int128 bigHi, const int32_t seqNum);
EXPORT EMCasualPartition_struct(const EMCasualPartition_struct& em);
EXPORT EMCasualPartition_struct& operator= (const EMCasualPartition_struct& em);
union
{
__int128 bigLoVal;
int64_t loVal;
};
union
{
__int128 bigHiVal;
int64_t hiVal;
};
};
typedef EMCasualPartition_struct EMCasualPartition_t;
@ -854,7 +865,8 @@ public:
*/
void mergeExtentsMaxMin(CPMaxMinMergeMap_t& cpMap, bool useLock = true);
EXPORT int getMaxMin(const LBID_t lbidRange, int64_t& max, int64_t& min, int32_t& seqNum);
template <typename T>
EXPORT int getMaxMin(const LBID_t lbidRange, T& max, T& min, int32_t& seqNum);
inline bool empty()
{
@ -934,7 +946,8 @@ private:
uint16_t dbRoot,
uint32_t partitionNum,
uint16_t segmentNum);
bool isValidCPRange(int64_t max, int64_t min, execplan::CalpontSystemCatalog::ColDataType type) const;
template <typename T>
bool isValidCPRange(const T& max, const T& min, execplan::CalpontSystemCatalog::ColDataType type) const;
void deleteExtent(int emIndex);
LBID_t getLBIDsFromFreeList(uint32_t size);
void reserveLBIDRange(LBID_t start, uint8_t size); // used by load() to allocate pre-existing LBIDs