|Oracle9i SQL Reference
Release 1 (9.0.1)
Part Number A90125-01
Functions, 65 of 166
LPAD returns char1, left-padded to length n with the sequence of characters in char2; char2 defaults to a single blank. If char1 is longer than n, this function returns the portion of char1 that fits in n.
Both char1 and char2 can be any of the datatypes
NCLOB. The string returned is of
VARCHAR2 datatype and is in the same character set as char1.
The argument n is the total length of the return value as it is displayed on your terminal screen. In most character sets, this is also the number of characters in the return value. However, in some multibyte character sets, the display length of a character string can differ from the number of characters in the string.
The following example left-pads a string with the characters "*.":