SQLT_NTY | 
     Maps a native collection type from a PHP collection object,
      such as those created by oci_new_collection(). | 
    
    
     SQLT_BFILEE | 
     Maps a native descriptor, such as those created by
      oci_new_descriptor(). | 
    
    
     SQLT_CFILEE | 
     Maps a native descriptor, such as those created by
      oci_new_descriptor(). | 
    
    
     SQLT_CLOB | 
     Maps a native descriptor, such as those created by
      oci_new_descriptor(). | 
    
    
     SQLT_BLOB | 
     Maps a native descriptor, such as those created by
      oci_new_descriptor(). | 
    
    
     SQLT_RDD | 
     Maps a native descriptor, such as those created by
      oci_new_descriptor(). | 
    
    
     SQLT_NUM | 
     Converts the PHP parameter to a 'C' long type, and binds to
      that value. | 
    
    
     SQLT_RSET | 
     Maps a native statement handle, such as those created by
      oci_parse() or those retrieved from other OCI queries. | 
    
    
     SQLT_BOL | 
     Bind the PHP parameter to a PL/SQL BOOLEAN | 
    
    
     SQLT_CHR and any other type | 
     Converts the PHP parameter to a string type and binds as a
      string. |