Input/output limits

The following table lists input and output limitations for terminals, printers, files, and streams.

Table 1. Input/output limits
Device Operating system Limit
Terminal line width UNIX 80 to 132 columns
Windows 80 columns
Printer line width All 1 to 255 columns
Export file All 1 to 3,000 characters per field; 32K bytes per record
Import file All 1 to 3,000 characters per field; 32K bytes per record
Input file All At least 2GB, and up to 263 bytes if the operating system allows
Output file All At least 2GB, and up to 263 bytes if the operating system allows
Streams All 1 to 50 streams per procedure
Note: Windows batch files limit you to no more than nine input parameters. This is a Windows limitation; actual executables handle more than nine.