Differences

This shows you the differences between two versions of the page.

--- v5:reference:setconnectionparameter [2016/01/13 02:31] – ↷ Page moved from reference:setconnectionparameter to v5:reference:setconnectionparameter mnewnham
+++ v5:reference:connection:setconnectionparameter [2022/07/13 03:27] – [IDM DB2] mnewnham
@@ Line 3: / Line 3: @@
 <WRAP right box>
 == Syntax ==
-  From ADOdb Version 5.21.0
+From ADOdb Version 5.21.0
   void setConnectionParameter(
       string $parameterName,
@@ Line 13: / Line 12: @@
 The function ''setConnectionParameter()'' permits the setting of parameters **before** a database connection is established. This allows the specified parameters to be passed to the ''connect'' statement.
-If used in a portable environment, parameters set in this manner should be predicated on the database provider, as unexpected results may occur if applied to the wrong database
+If used in a portable environment, parameters set in this manner should be predicated on the database provider, as unexpected results may occur if applied to the wrong database.
-===== Usage =====
+===== Database Specific Values =====
+==== MySQL ====
+//$parameterName// must be one of the [[https://www.php.net/manual/en/mysqli.options.php|predefined constants]] defined in PHP documentation for the //mysqli_options()// function.
 <code php>
-/*
- * Connecting to DB2 Database
- */
-$db->setConnectionParameter('autocommit',DB2_AUTOCOMMIT_ON);
+$db = ADONewConnection('mysqli');
-$db->connect('database','user','password');
+$db->setConnectionParameter(MYSQLI_SET_CHARSET_NAME, 'utf8mb4');
+$db->connect('hostname', 'user', 'password', 'database');
+</code>
+=== Workaround for setting Server side character set on MySQL ===
+<code php>
+$SQL = "SET
+    character_set_results    = 'utf8mb4',
+    character_set_client     = 'utf8mb4',
+    character_set_connection = 'utf8mb4',
+    character_set_database   = 'utf8mb4',
+    character_set_server     = 'utf8mb4'";
+$db->execute($SQL);
+</code>
+==== Firebird ====
+//$parameterName// must be a string containing one of the 3 following values:
+  * role
+  * dialect
+  * buffers
+<code php>
+$db = ADONewConnection('firebird');
+$db->setConnectionParameter('dialect',2);
+$db->connect($database,$user,$password);
+</code>
+==== Oracle ====
+//$parameterName// must be one of the following
+=== session_mode ===
+Sets the Oracle Session Mode. The default value is ''OCI_DEFAULT''. Other values are:
+  * ''OCI_CRED_EXT''
+  * ''OCI_SYSOPER''
+  * ''OCI_SYSDBA''
+<code php>
+$db = ADONewConnection('oci8');
+$db->setConnectionParameter('session_mode',OCI_SYSDBA);
+$db->connect($database,$user,$password);
+</code>
+=== client_identifier ===
+(ADOdb >= 5.21.3)
+Sets the [[https://www.php.net/manual/en/function.oci-set-client-identifier.php|Oracle Client Identifier]].
+<code php>
+$db = ADONewConnection('oci8');
+$db->setConnectionParameter('client_identifier',$_SESSION['username']);
+$db->connect($database,$user,$password);
+</code>
+==== SQL Server ====
+Parameters must be set from the list of Microsoft [[https://docs.microsoft.com/en-us/sql/connect/php/connection-options|PHP Connection Options]]
+<code php>
 /*
-* Connecting to a SQL Server database
+ * Example setting the character set
-*/
+ */
 $db->setConnectionParameter('CharacterSet','UTF-8');
 $db->connect('database','user','password');
 </code>
+==== IDM DB2 ====
+<code php>
+/*
+ * Connecting to DB2 Database
+ */
+$db->setConnectionParameter('autocommit',DB2_AUTOCOMMIT_ON);
+$db->connect('database','user','password');
+</code>