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Fix ordered index scan with partially specified key

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unknown
2004-08-27 00:59:16 +02:00
parent fccc404a10
commit b5ebc0f259
3 changed files with 13 additions and 7 deletions
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6
mysql-test/r/ndb_index_ordered.result
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@ -205,4 +205,10 @@ a b c
select * from t1 where b<=5 and c=0 or b<=5 and c=2; select * from t1 where b<=5 and c=0 or b<=5 and c=2;
a b c a b c
19 4 0 19 4 0
select count(*) from t1 where b = 0;
count(*)
0
select count(*) from t1 where b = 1;
count(*)
1
drop table t1; drop table t1;

3
mysql-test/t/ndb_index_ordered.test
View File

@ -113,6 +113,9 @@ select * from t1 where b<=5 and c=0;
select * from t1 where b=4 and c<=5 order by a; select * from t1 where b=4 and c<=5 order by a;
select * from t1 where b<=4 and c<=5 order by a; select * from t1 where b<=4 and c<=5 order by a;
select * from t1 where b<=5 and c=0 or b<=5 and c=2; select * from t1 where b<=5 and c=0 or b<=5 and c=2;
select count(*) from t1 where b = 0;
select count(*) from t1 where b = 1;
drop table t1; drop table t1;
# #

11
ndb/src/ndbapi/NdbScanOperation.cpp
View File

@ -1188,13 +1188,11 @@ NdbIndexScanOperation::fix_get_values(){
for(Uint32 i = 0; i<cnt; i++){ for(Uint32 i = 0; i<cnt; i++){
Uint32 val = theTupleKeyDefined[i][0]; Uint32 val = theTupleKeyDefined[i][0];
switch(val){ switch(val){
case FAKE_PTR:{ case FAKE_PTR:
NdbColumnImpl * key = idx->m_columns[i]; curr->setup(curr->m_column, 0);
NdbColumnImpl * col = tab->getColumn(key->m_keyInfoPos);
curr->setup(col, 0);
}
break;
case API_PTR: case API_PTR:
curr = curr->next();
break;
case SETBOUND_EQ: case SETBOUND_EQ:
break; break;
#ifdef VM_TRACE #ifdef VM_TRACE
@ -1202,7 +1200,6 @@ NdbIndexScanOperation::fix_get_values(){
abort(); abort();
#endif #endif
} }
curr = curr->next();
} }
} }