diff --git a/framework/yii/db/cubrid/Schema.php b/framework/yii/db/cubrid/Schema.php
index ba7fcae..5a57b64 100644
--- a/framework/yii/db/cubrid/Schema.php
+++ b/framework/yii/db/cubrid/Schema.php
@@ -237,4 +237,24 @@ class Schema extends \yii\db\Schema
 		}
 		return $tableNames;
 	}
+
+	/**
+	 * Determines the PDO type for the given PHP data value.
+	 * @param mixed $data the data whose PDO type is to be determined
+	 * @return integer the PDO type
+	 * @see http://www.php.net/manual/en/pdo.constants.php
+	 */
+	public function getPdoType($data)
+	{
+		static $typeMap = array(
+			// php type => PDO type
+			'boolean' => \PDO::PARAM_INT, // PARAM_BOOL is not supported by CUBRID PDO
+			'integer' => \PDO::PARAM_INT,
+			'string' => \PDO::PARAM_STR,
+			'resource' => \PDO::PARAM_LOB,
+			'NULL' => \PDO::PARAM_NULL,
+		);
+		$type = gettype($data);
+		return isset($typeMap[$type]) ? $typeMap[$type] : \PDO::PARAM_STR;
+	}
 }
diff --git a/tests/unit/framework/db/cubrid/CubridActiveRecordTest.php b/tests/unit/framework/db/cubrid/CubridActiveRecordTest.php
index 2d2db15..49f9bc0 100644
--- a/tests/unit/framework/db/cubrid/CubridActiveRecordTest.php
+++ b/tests/unit/framework/db/cubrid/CubridActiveRecordTest.php
@@ -32,5 +32,11 @@ class CubridActiveRecordTest extends ActiveRecordTest
 
 		$customer->refresh();
 		$this->assertEquals(0, $customer->status);
+
+		$customers = Customer::find()->where(array('status' => true))->all();
+		$this->assertEquals(2, count($customers));
+
+		$customers = Customer::find()->where(array('status' => false))->all();
+		$this->assertEquals(1, count($customers));
 	}
 }