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SUM returns NULL when it has no inputs. Ticket #1413. (CVS 2678)

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FossilOrigin-Name: 6281859425d39c11d82875301fefafad1f08416d
This commit is contained in:
drh
2005-09-08 20:37:43 +00:00
parent 3f219f46fc
commit c2bd913a40
8 changed files with 52 additions and 36 deletions
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14
src/func.c
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@@ -16,7 +16,7 @@
** sqliteRegisterBuildinFunctions() found at the bottom of the file.
** All other code has file scope.
**
** $Id: func.c,v 1.109 2005/09/08 19:45:58 drh Exp $
** $Id: func.c,v 1.110 2005/09/08 20:37:43 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>
@@ -842,12 +842,12 @@ static void sumStep(sqlite3_context *context, int argc, sqlite3_value **argv){
static void sumFinalize(sqlite3_context *context){
SumCtx *p;
p = sqlite3_aggregate_context(context, 0);
if( p==0 ){
sqlite3_result_int(context, 0);
}else if( p->seenFloat ){
sqlite3_result_double(context, p->sum);
}else if( p->cnt>0 ){
sqlite3_result_int64(context, (i64)p->sum);
if( p && p->cnt>0 ){
if( p->seenFloat ){
sqlite3_result_double(context, p->sum);
}else{
sqlite3_result_int64(context, (i64)p->sum);
}
}
}
static void avgFinalize(sqlite3_context *context){