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enh: support wider range for future timestamp

This commit is contained in:
Cary Xu 2022-11-09 18:10:30 +08:00
parent ba34b7477f
commit 25148268e6
6 changed files with 18 additions and 4 deletions
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1
include/common/tglobal.h
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@ -43,6 +43,7 @@ extern int32_t tsMaxNumOfDistinctResults;
extern int32_t tsCompatibleModel;
extern bool tsPrintAuth;
extern int64_t tsTickPerMin[3];
extern int64_t tsMaxKeyByPrecision[3];
extern int32_t tsCountAlwaysReturnValue;
// queue & threads

2
include/util/tdef.h
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@ -26,7 +26,7 @@ extern "C" {
#define TSKEY int64_t
#define TSKEY_MIN INT64_MIN
#define TSKEY_MAX (INT64_MAX - 1)
#define TSKEY_MAX INT64_MAX
#define TSKEY_INITIAL_VAL TSKEY_MIN
#define TD_VER_MAX UINT64_MAX // TODO: use the real max version from query handle

9
source/common/src/tglobal.c
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@ -141,6 +141,15 @@ bool tsDeployOnSnode = true;
*/
int64_t tsTickPerMin[] = {60000L, 60000000L, 60000000000L};
/**
* @brief max key by precision
* approximately calculation:
* ms: 3600*1000*8765*1000 // 1970 + 1000 years
* us: 3600*1000000*8765*1000 // 1970 + 1000 years
* ns: 3600*1000000000*8765*292 // 1970 + 292 years
*/
int64_t tsMaxKeyByPrecision[] = {31556995200000L, 31556995200000000L, 9214646400000000000L};
// lossy compress 6
char tsLossyColumns[32] = ""; // "float|double" means all float and double columns can be lossy compressed. set empty
// can close lossy compress.

4
source/dnode/vnode/src/tsdb/tsdbCommit.c
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@ -495,6 +495,10 @@ static int32_t tsdbCommitFileDataStart(SCommitter *pCommitter) {
pCommitter->commitFid = tsdbKeyFid(pCommitter->nextKey, pCommitter->minutes, pCommitter->precision);
tsdbFidKeyRange(pCommitter->commitFid, pCommitter->minutes, pCommitter->precision, &pCommitter->minKey,
&pCommitter->maxKey);
#if 0
ASSERT(pCommitter->minKey <= pCommitter->nextKey && pCommitter->maxKey >= pCommitter->nextKey);
#endif
pCommitter->nextKey = TSKEY_MAX;
// Reader

4
source/dnode/vnode/src/tsdb/tsdbUtil.c
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@ -505,8 +505,8 @@ int32_t tsdbKeyFid(TSKEY key, int32_t minutes, int8_t precision) {
}
void tsdbFidKeyRange(int32_t fid, int32_t minutes, int8_t precision, TSKEY *minKey, TSKEY *maxKey) {
*minKey = fid * minutes * tsTickPerMin[precision];
*maxKey = *minKey + minutes * tsTickPerMin[precision] - 1;
*minKey = tsTickPerMin[precision] * fid * minutes;
*maxKey = *minKey + tsTickPerMin[precision] * minutes - 1;
}
int32_t tsdbFidLevel(int32_t fid, STsdbKeepCfg *pKeepCfg, int64_t now) {

2
source/dnode/vnode/src/tsdb/tsdbWrite.c
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@ -97,7 +97,7 @@ int tsdbScanAndConvertSubmitMsg(STsdb *pTsdb, SSubmitReq *pMsg) {
STsdbKeepCfg *pCfg = &pTsdb->keepCfg;
TSKEY now = taosGetTimestamp(pCfg->precision);
TSKEY minKey = now - tsTickPerMin[pCfg->precision] * pCfg->keep2;
TSKEY maxKey = now + tsTickPerMin[pCfg->precision] * pCfg->days;
TSKEY maxKey = tsMaxKeyByPrecision[pCfg->precision];
terrno = TSDB_CODE_SUCCESS;
// pMsg->length = htonl(pMsg->length);