Zend Framework normal query to Zend_Db_Table

Here is my query:

"SELECT * FROM `posts` WHERE MATCH(title, text) AGAINST('".$word."' IN BOOLEAN开发者_运维百科 MODE)";

How can I do this with Zend_Db_Table, I mean($this->select()...)

Best Regards!

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$dbTable = new Default_Model_DbTable_Posts();
$select = $dbTable->select()->where('MATCH(title, text) AGAINST(? IN BOOLEAN MODE', $word);

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Close the against:

$dbTable = new Default_Model_DbTable_Posts();
$select = $dbTable->select()->where('MATCH(title, text) AGAINST(? IN BOOLEAN MODE)', $word);