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free lastRow while cacheLastRow config reset

This commit is contained in:
lichuang 2021-05-10 10:14:44 +08:00
parent 344aff2087
commit 8e7381d70e
1 changed files with 9 additions and 0 deletions
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9
src/tsdb/src/tsdbMemTable.c
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@ -967,6 +967,15 @@ static void tsdbFreeRows(STsdbRepo *pRepo, void **rows, int rowCounter) {
static int tsdbUpdateTableLatestInfo(STsdbRepo *pRepo, STable *pTable, SDataRow row) {
STsdbCfg *pCfg = &pRepo->config;
// if cacheLastRow config has been reset, free the lastRow
if (!pCfg->cacheLastRow && pTable->lastRow != NULL) {
taosTZfree(pTable->lastRow);
TSDB_WLOCK_TABLE(pTable);
pTable->lastRow = NULL;
pTable->lastKey = TSKEY_INITIAL_VAL;
TSDB_WUNLOCK_TABLE(pTable);
}
if (tsdbGetTableLastKeyImpl(pTable) < dataRowKey(row)) {
if (pCfg->cacheLastRow || pTable->lastRow != NULL) {
SDataRow nrow = pTable->lastRow;