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fix and test case for the bug #787: HANDLER without INDEX doesn't work with deleted rows

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mysql-test/r/handler.result:
  test case for the bug #787: HANDLER without INDEX doesn't work with deleted rows
mysql-test/t/handler.test:
  test case for the bug #787: HANDLER without INDEX doesn't work with deleted rows
sql/sql_handler.cc:
  fix for the bug #787: HANDLER without INDEX doesn't work with deleted rows
This commit is contained in:
unknown
2003-07-04 14:41:01 +05:00
parent 3f810d0e90
commit a7beff5e15
3 changed files with 50 additions and 22 deletions
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39
sql/sql_handler.cc
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@ -222,6 +222,8 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
goto err;
}
if (err == HA_ERR_RECORD_DELETED)
continue;
if (err)
{
if (err != HA_ERR_KEY_NOT_FOUND && err != HA_ERR_END_OF_FILE)
@ -233,31 +235,24 @@ int mysql_ha_read(THD *thd, TABLE_LIST *tables,
}
goto ok;
}
if (cond)
if (cond && !cond->val_int())
continue;
if (!err && num_rows >= offset_limit)
{
err=err;
if (!cond->val_int())
continue;
}
if (num_rows >= offset_limit)
{
if (!err)
String *packet = &thd->packet;
Item *item;
protocol->prepare_for_resend();
it.rewind();
while ((item=it++))
{
String *packet = &thd->packet;
Item *item;
protocol->prepare_for_resend();
it.rewind();
while ((item=it++))
{
if (item->send(thd->protocol, &buffer))
{
protocol->free(); // Free used
my_error(ER_OUT_OF_RESOURCES,MYF(0));
goto err;
}
}
protocol->write();
if (item->send(thd->protocol, &buffer))
{
protocol->free(); // Free used
my_error(ER_OUT_OF_RESOURCES,MYF(0));
goto err;
}
}
protocol->write();
}
num_rows++;
}