Oracle9i SQL Reference Release 2 (9.2) Part Number A96540-01 |
|
Functions, 160 of 177
upper::=
UPPER
returns char
, with all letters uppercase. char
can be any of the datatypes CHAR
, VARCHAR2
, NCHAR
, NVARCHAR2
, CLOB
, or NCLOB
. The return value is the same datatype as char
.
The following example returns a string in uppercase:
SELECT UPPER('Large') "Uppercase" FROM DUAL; Upper ----- LARGE
|
Copyright © 1996, 2002 Oracle Corporation. All Rights Reserved. |
|