+ $out .= $this->doc->spacer(5);
+ $out .= '<a name="metatypes"></a><h2>Metatype explanation</h2>';
+ $out .= '<pre>
+ C: Varchar, capped to 255 characters.
+ X: Larger varchar, capped to 4000 characters (to be compatible with Oracle).
+ XL: For Oracle, returns CLOB, otherwise the largest varchar size.
+
+ C2: Multibyte varchar
+ X2: Multibyte varchar (largest size)
+
+ B: BLOB (binary large object)
+
+ D: Date (some databases do not support this, and we return a datetime type)
+ T: Datetime or Timestamp
+ L: Integer field suitable for storing booleans (0 or 1)
+ I: Integer (mapped to I4)
+ I1: 1-byte integer
+ I2: 2-byte integer
+ I4: 4-byte integer
+ I8: 8-byte integer
+ F: Floating point number
+ N: Numeric or decimal number</pre>';
+