* Returns an SQL expression for a simple conditional.
* Uses CASE on Oracle
*
- * @param string $cond SQL expression which will result in a boolean value
- * @param string $trueVal SQL expression to return if true
- * @param string $falseVal SQL expression to return if false
- * @return string SQL fragment
+ * @param $cond String: SQL expression which will result in a boolean value
+ * @param $trueVal String: SQL expression to return if true
+ * @param $falseVal String: SQL expression to return if false
+ * @return String: SQL fragment
*/
function conditional( $cond, $trueVal, $falseVal ) {
return " (CASE WHEN $cond THEN $trueVal ELSE $falseVal END) ";
*
* @private
*
- * @param array $options an associative array of options to be turned into
+ * @param $options Array: an associative array of options to be turned into
* an SQL query, valid keys are listed in the function.
* @return array
*/