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enh(query): add selectivity support for csum functions 

TD-18050
This commit is contained in:
Ganlin Zhao 2022-08-01 15:16:29 +08:00
parent b4fa0d61b4
commit 62407b9e9f
2 changed files with 6 additions and 1 deletions
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2
source/libs/function/src/builtins.c
View File

@ -2487,7 +2487,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
{
.name = "csum",
.type = FUNCTION_TYPE_CSUM,
.classification = FUNC_MGT_INDEFINITE_ROWS_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_FORBID_STREAM_FUNC | FUNC_MGT_CUMULATIVE_FUNC,
.classification = FUNC_MGT_INDEFINITE_ROWS_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_FORBID_STREAM_FUNC | FUNC_MGT_CUMULATIVE_FUNC,
.translateFunc = translateCsum,
.getEnvFunc = getCsumFuncEnv,
.initFunc = functionSetup,

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

@ -4781,6 +4781,11 @@ int32_t csumFunction(SqlFunctionCtx* pCtx) {
}
}
// handle selectivity
if (pCtx->subsidiaries.num > 0) {
appendSelectivityValue(pCtx, i, pos);
}
numOfElems++;
}