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fix: use slide start to calculate previous slide start

This commit is contained in:
slzhou 2024-01-11 14:50:14 +08:00
parent ab137a56f0
commit 7d46458bb7
1 changed files with 8 additions and 9 deletions
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17
source/common/src/ttime.c
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@ -873,16 +873,15 @@ int64_t taosTimeTruncate(int64_t ts, const SInterval* pInterval) {
if (pInterval->offset > 0) {
// try to move current window to the left-hande-side, due to the offset effect.
int64_t end = taosTimeAdd(start, pInterval->interval, pInterval->intervalUnit, precision) - 1;
int64_t newe = end;
int64_t slidingEnd = end;
int64_t newe = taosTimeAdd(start, pInterval->interval, pInterval->intervalUnit, precision) - 1;
int64_t slidingStart = start;
while (newe >= ts) {
end = slidingEnd;
slidingEnd = taosTimeAdd(slidingEnd, -pInterval->sliding, pInterval->slidingUnit, precision);
start = slidingStart;
slidingStart = taosTimeAdd(slidingStart, -pInterval->sliding, pInterval->slidingUnit, precision);
int64_t slidingEnd = taosTimeAdd(slidingStart, pInterval->interval, pInterval->intervalUnit, precision) - 1;
newe = taosTimeAdd(slidingEnd, pInterval->offset, pInterval->offsetUnit, precision);
}
int64_t slidingStart = taosTimeAdd(end, -pInterval->interval, pInterval->intervalUnit, precision) + 1;
start = taosTimeAdd(slidingStart, pInterval->offset, pInterval->offsetUnit, precision);
start = taosTimeAdd(start, pInterval->offset, pInterval->offsetUnit, precision);
}
return start;
@ -892,8 +891,8 @@ int64_t taosTimeTruncate(int64_t ts, const SInterval* pInterval) {
int64_t taosTimeGetIntervalEnd(int64_t intervalStart, const SInterval* pInterval) {
if (pInterval->offset > 0) {
int64_t slideStart = taosTimeAdd(intervalStart, -1 * pInterval->offset, pInterval->offsetUnit, pInterval->precision);
int64_t end = taosTimeAdd(slideStart, pInterval->interval, pInterval->intervalUnit, pInterval->precision) - 1;
int64_t result = taosTimeAdd(end, pInterval->offset, pInterval->offsetUnit, pInterval->precision);
int64_t slideEnd = taosTimeAdd(slideStart, pInterval->interval, pInterval->intervalUnit, pInterval->precision) - 1;
int64_t result = taosTimeAdd(slideEnd, pInterval->offset, pInterval->offsetUnit, pInterval->precision);
return result;
} else {
int64_t result = taosTimeAdd(intervalStart, pInterval->interval, pInterval->intervalUnit, pInterval->precision) - 1;