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Diffstat (limited to 'user_guide_src/source/database')
| -rw-r--r-- | user_guide_src/source/database/results.rst | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/user_guide_src/source/database/results.rst b/user_guide_src/source/database/results.rst index de4a337cb..90d2efce3 100644 --- a/user_guide_src/source/database/results.rst +++ b/user_guide_src/source/database/results.rst @@ -150,13 +150,12 @@ is the variable that the query result object is assigned to:: echo $query->num_rows(); -.. note:: Oracle (OCI8 driver) doesn't have a way of returning the - total number of rows in a result set without actually fetching - all of them. The only way to achieve this is to get all of the - results first and do a ``count()`` on the resulting array, - therefore you can't use ``num_rows()`` to increase performance - when using the OCI8 driver. - +..note:: + Not all database drivers have a native way of getting the total + number of rows for a result set. When this is the case, all of + the data is prefetched and count() is manually called on the + resulting array in order to achieve the same functionality. + $query->num_fields() ===================== @@ -189,5 +188,4 @@ Example:: $row = $query2->row(); echo $row->name; - $query2->free_result();// The $query2 result object will no longer be available - + $query2->free_result(); // The $query2 result object will no longer be available |