Merge pull request #13113 from taosdata/fix/TD-15892
fix(query): fix avg used in group by NULL value calculated as nan
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06a5408190
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@ -834,12 +834,14 @@ int32_t avgFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
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if (IS_INTEGER_TYPE(type)) {
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pAvgRes->result = pAvgRes->sum.isum / ((double)pAvgRes->count);
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} else {
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if (isinf(pAvgRes->sum.dsum) || isnan(pAvgRes->sum.dsum)) {
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GET_RES_INFO(pCtx)->isNullRes = 1;
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}
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pAvgRes->result = pAvgRes->sum.dsum / ((double)pAvgRes->count);
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}
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//check for overflow
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if (isinf(pAvgRes->result) || isnan(pAvgRes->result)) {
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GET_RES_INFO(pCtx)->isNullRes = 1;
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}
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return functionFinalize(pCtx, pBlock);
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}
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