1.3.5 Characters that can be specified in installation, database, and backup folder names

The following table lists the characters that can be specified in the installation, database, and backup folder names.

Table 1‒8: Characters that can be specified in the installation, database, and backup destination names
Item to be specified	Character string length	Characters that can be specified (single-byte characters)	Characters that cannot be specified
Installation folder	64 characters or less	A to Z, a to z, 0 to 9, _. ( ) space \ :	Characters not listed in the Characters that can be specified column Drive letters other than A to Z or a to z A colon (:) used for other than a drive letter separator Single-byte parentheses used for other than (x86) `.` (current folder) `..` (parent folder) A period at the end of the folder name A backslash (\) used for other than a file separator More than one consecutive backslash More than one consecutive single-byte space Single-byte spaces at the beginning of the path OS reserved words (AUX, CON, NUL, PRN, CLOCK$, COM1 to COM9, LPT1 to LPT9)
Database installation folder	90 characters or less
Backup folder	150 characters or less

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