char, with the first letter of each word in uppercase, all other letters in lowercase. Words are delimited by white space or characters that are not alphanumeric.
'nlsparam' can be any of the datatypes
NVARCHAR2. The string returned is of
VARCHAR2 datatype and is in the same character set as
The value of
'nlsparam' can have this form:
'NLS_SORT = sort'
sort is either a linguistic sort sequence or
BINARY. The linguistic sort sequence handles special linguistic requirements for case conversions. These requirements can result in a return value of a different length than the
char. If you omit
'nlsparam', then this function uses the default sort sequence for your session.
This function does not support
CLOB data directly. However,
CLOBs can be passed in as arguments through implicit data conversion.
See Also:"Datatype Comparison Rules" for more information.
The following examples show how the linguistic sort sequence results in a different return value from the function:
SELECT NLS_INITCAP ('ijsland') "InitCap" FROM DUAL; InitCap ------- Ijsland SELECT NLS_INITCAP ('ijsland', 'NLS_SORT = XDutch') "InitCap" FROM DUAL; InitCap ------- IJsland
See Also:Oracle Database Globalization Support Guide for information on sort sequences