Wildcard Characters for Reading Data from Flat Files
Wildcard Characters for Reading Data from Flat Files
When you run a mapping in the native environment to read data from a flat file, you can use an asterisk (*) wildcard character to specify the source file name.
You can use the asterisk (*) wildcard to fetch all the files or only the files that match the name pattern. Specify the wildcard character in the following format:
abc*.txt
abc.*
For example, if you specify
abc*.txt
, all the file names starting with the term
abc
and ending with the
.txt
file extension are read. If you specify
abc.*
, all the file names starting with the term
abc
are read regardless of the extension.
You cannot use the wildcard characters to specify folder names. For example,