diff options
Diffstat (limited to 'demos')
| -rw-r--r-- | demos/quickstart/protected/pages/Database/ActiveRecord.page | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/demos/quickstart/protected/pages/Database/ActiveRecord.page b/demos/quickstart/protected/pages/Database/ActiveRecord.page index 406a39fe..2562f674 100644 --- a/demos/quickstart/protected/pages/Database/ActiveRecord.page +++ b/demos/quickstart/protected/pages/Database/ActiveRecord.page @@ -100,10 +100,11 @@ You may need to quote (specific to your database) the value of the <tt>$_tablena E.g. MySQL uses back-ticks, <tt>$_tablename = "`database1`.`table1`"</tt> </div> -<div class="tip"><b class="note">Tip:</b> +<p class="block-content" id="ar_as_component"> Since <tt>TActiveRecord</tt> extends <tt>TComponent</tt>, setter and getter methods can be defined to allow control over how variables are set and returned. For example, adding a <tt>$level</tt> property to the UserRecord class: +</p> <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690149"> class UserRecord extends TActiveRecord { ... //existing definitions as above @@ -117,9 +118,8 @@ class UserRecord extends TActiveRecord { } } </com:TTextHighlighter> -</div> -<div class="note"><b class="note">Note:</b> +<div class="info"><b class="note">Info:</b> <tt>TActiveRecord</tt> can also work with database views by specifying the value <tt>$_tablename</tt> corresponding to the view name. However, objects returned from views are read-only, calling the <tt>save()</tt> or <tt>delete()</tt> method @@ -275,7 +275,7 @@ Method names starting with <tt>findAllBy</tt> return an array of records. The condition is taken as part of the method name after <tt>findBy</tt> or <tt>findAllBy</tt>. The following blocks of code are equivalent: - +</p> <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690158"> $finder->findByName($name) $finder->find('Name = ?', $name); @@ -291,7 +291,10 @@ $finder->find('Username = ? AND Password = ?', $name, $pass); $finder->findAllByAge($age); $finder->findAll('Age = ?', $age); </com:TTextHighlighter> -</p> + +<div class="tip"><b class="note">Tip:</b> +You may also use <tt>OR</tt> as a condition in the dynamic methods. +</div> <h3 id="138060"><tt>findBySql()</tt></h3> <p id="690497" class="block-content">Finds records using full SQL, returns corresponding array of record objects.</p> @@ -303,6 +306,7 @@ $finder->findAll('Age = ?', $age); <p id="690499" class="block-content"> Add a new record using TActiveRecord is very simple, just create a new Active Record object and call the <tt>save()</tt> method. E.g. +</p> <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690161"> $user1 = new UserRecord(); $user1->username = "admin" @@ -319,7 +323,6 @@ definitions that automatically creates a primary key for the newly insert record For example, if you insert a new record into a MySQL table that has columns defined with "autoincrement", the Active Record objects will be updated with the new incremented values.</div> -</p> <p id="690500" class="block-content"> To update a record in the database, just change one or more properties of @@ -353,15 +356,16 @@ ends the object life-cycle, no futher actions can be performed on the object. You can also delete records in the database by primary keys without loading any records using the <tt>deleteByPk()</tt> method. For example, to delete one or records with tables having a scalar primary key. +</p> <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690163"> $finder->deleteByPk($primaryKey); //delete 1 record $finder->deleteByPk($key1,$key2,...); //delete multiple records $finder->deleteByPk(array($key1,$key2,...)); //delete multiple records </com:TTextHighlighter> -</p> <p id="690503" class="block-content"> For composite primary keys (determined automatically from the table definitions): +</p> <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690164"> $finder->deleteByPk(array($key1,$key2)); //delete 1 record @@ -371,7 +375,6 @@ $finder->deleteByPk(array($key1,$key2), array($key3,$key4),...); //delete multiple records $finder->deleteByPk(array( array($key1,$key2), array($key3,$key4), .. )); </com:TTextHighlighter> -</p> <h3 id="138052a"><tt>deleteAll()</tt> and <tt>deleteBy*()</tt></h3> <p id="690502a" class="block-content"> @@ -387,16 +390,13 @@ $finder->deleteByName($name); //delete by username and password $finder->deleteBy_Username_And_Password($name,$pass); </com:TTextHighlighter> -</p> - - <h2 id="138053">Transactions</h2> <p id="690504" class="block-content">All Active Record objects contains the property <tt>DbConnection</tt> that can be used to obtain a transaction object. <com:TTextHighlighter Language="php" CssClass="source block-content" id="code_690165"> $finder = UserRecord::finder(); - +$finder->DbConnection->Active=true; //open if necessary $transaction = $finder->DbConnection->beginTransaction(); try { |