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enh(query): add selectivity support for mavg functions 

TD-18050
This commit is contained in:
Ganlin Zhao 2022-08-01 15:16:29 +08:00
parent 62407b9e9f
commit 3ebd338097
2 changed files with 6 additions and 1 deletions
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2
source/libs/function/src/builtins.c
View File

@ -2499,7 +2499,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
{
.name = "mavg",
.type = FUNCTION_TYPE_MAVG,
.classification = FUNC_MGT_INDEFINITE_ROWS_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_FORBID_STREAM_FUNC,
.classification = FUNC_MGT_INDEFINITE_ROWS_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_FORBID_STREAM_FUNC,
.translateFunc = translateMavg,
.getEnvFunc = getMavgFuncEnv,
.initFunc = mavgFunctionSetup,

5
source/libs/function/src/builtinsimpl.c
View File

@ -4858,6 +4858,11 @@ int32_t mavgFunction(SqlFunctionCtx* pCtx) {
colDataAppend(pOutput, pos, (char*)&result, false);
}
// handle selectivity
if (pCtx->subsidiaries.num > 0) {
appendSelectivityValue(pCtx, i, pos);
}
numOfElems++;
}