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Fix a problem with handling single row partitions in the percent_rank() window

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function.

FossilOrigin-Name: b84fbf16eac718c151731e2b2dcc73f2f2a144e3670f8566a30793f1e4e6a3ec
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dan
2018-06-21 19:20:39 +00:00
parent 9c27758eb4
commit b7306f6f6e
5 changed files with 52 additions and 10 deletions
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src/window.c
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@@ -279,7 +279,7 @@ static void percent_rankValueFunc(sqlite3_context *pCtx){
double r = (double)(p->nValue-1) / (double)(p->nTotal-1);
sqlite3_result_double(pCtx, r);
}else{
sqlite3_result_double(pCtx, 100.0);
sqlite3_result_double(pCtx, 0.0);
}
p->nValue = 0;
}