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-rw-r--r--user_guide_src/source/changelog.rst15
-rw-r--r--user_guide_src/source/database/results.rst7
2 files changed, 17 insertions, 5 deletions
diff --git a/user_guide_src/source/changelog.rst b/user_guide_src/source/changelog.rst
index 48011f208..87f3ba9ee 100644
--- a/user_guide_src/source/changelog.rst
+++ b/user_guide_src/source/changelog.rst
@@ -47,6 +47,12 @@ Release Date: Not Released
get_compiled_insert(), get_compiled_update(), get_compiled_delete().
- Taking care of LIKE condition when used with MySQL UPDATE statement.
- Adding $escape parameter to the order_by function, this enables ordering by custom fields.
+ - Improved support of the Oracle (OCI8) driver, including:
+ - Added support for dropping tables to :doc:`Database Forge <database/forge>`.
+ - Added support for listing database schemas to :doc:`Database Utilities <database/utilities>`.
+ - Generally improved for speed and cleaned up all of its components.
+ - *Row* result methods now really only fetch only the needed number of rows, instead of depending entirely on ``result()``.
+ - ``num_rows()`` is now only called explicitly by the developer and no longer re-executes statements.
- Libraries
@@ -78,8 +84,7 @@ Bug fixes for 3.0
------------------
- Unlink raised an error if cache file did not exist when you try to delete it.
-- Fixed a bug (#181) where a mis-spelling was in the form validation
- language file.
+- Fixed a bug (#181) where a mis-spelling was in the form validation language file.
- Fixed a bug (#159, #163) that mishandled Active Record nested transactions because _trans_depth was not getting incremented.
- Fixed a bug (#737, #75) where pagination anchor class was not set properly when using initialize method.
- Fixed a bug (#419) - auto_link() now recognizes URLs that come after a word boundary.
@@ -97,6 +102,8 @@ Bug fixes for 3.0
- In Pagination library, when use_page_numbers=TRUE previous link and page 1 link do not have the same url
- Fixed a bug (#561) - Errors in :doc:`XML-RPC Library <libraries/xmlrpc>` were not properly escaped.
- Fixed a bug (#904) - ``CI_Loader::initialize()`` caused a PHP Fatal error to be triggered if error level E_STRICT is used.
+- Fixed a bug in the Oracle (oci8) instance of :doc:`Database Forge Class <database/forge>` where ``create_table()`` would fail if used with ``AUTO_INCREMENT`` as it's not supported by Oracle.
+- Fixed a bug (#413) - The Oracle (oci8) database driver only used to return connection-related errors in `_error_message()` and `_error_number()`.
Version 2.1.0
=============
@@ -159,11 +166,9 @@ Release Date: Not Released
override them.
- Removed CI_CORE boolean constant from CodeIgniter.php (no longer Reactor and Core versions).
-
Bug fixes for 2.1.0
-------------------
-
- Fixed #378 Robots identified as regular browsers by the User Agent
class.
- If a config class was loaded first then a library with the same name
@@ -1162,7 +1167,7 @@ Bug fixes for 1.6.3
- Added a language key for valid_emails in validation_lang.php.
- Amended fixes for bug (#3419) with parsing DSN database connections.
-- Moved the _has_operators() function (#4535) into DB_driver from
+- Moved the _has_operator() function (#4535) into DB_driver from
DB_active_rec.
- Fixed a syntax error in upload_lang.php.
- Fixed a bug (#4542) with a regular expression in the Image library.
diff --git a/user_guide_src/source/database/results.rst b/user_guide_src/source/database/results.rst
index 4f93c794d..de4a337cb 100644
--- a/user_guide_src/source/database/results.rst
+++ b/user_guide_src/source/database/results.rst
@@ -150,6 +150,13 @@ 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.
+
$query->num_fields()
=====================