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[6046]<fix> fix ts always in first output index using derivative function

This commit is contained in:
wangmm0220 2021-08-16 13:26:53 +08:00
parent 8ab4f84629
commit b077af04a6
1 changed files with 1 additions and 2 deletions
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3
src/client/src/tscSQLParser.c
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@ -2594,13 +2594,12 @@ int32_t addExprAndResultField(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, int32_t col
// set the first column ts for diff query
if (functionId == TSDB_FUNC_DIFF || functionId == TSDB_FUNC_DERIVATIVE) {
colIndex += 1;
SColumnIndex indexTS = {.tableIndex = index.tableIndex, .columnIndex = 0};
SExprInfo* pExpr = tscExprAppend(pQueryInfo, TSDB_FUNC_TS_DUMMY, &indexTS, TSDB_DATA_TYPE_TIMESTAMP,
TSDB_KEYSIZE, getNewResColId(pCmd), TSDB_KEYSIZE, false);
SColumnList ids = createColumnList(1, 0, 0);
insertResultField(pQueryInfo, 0, &ids, TSDB_KEYSIZE, TSDB_DATA_TYPE_TIMESTAMP, aAggs[TSDB_FUNC_TS_DUMMY].name, pExpr);
insertResultField(pQueryInfo, colIndex, &ids, TSDB_KEYSIZE, TSDB_DATA_TYPE_TIMESTAMP, aAggs[TSDB_FUNC_TS_DUMMY].name, pExpr);
}
SExprInfo* pExpr = tscExprAppend(pQueryInfo, functionId, &index, resultType, resultSize, getNewResColId(pCmd), intermediateResSize, false);