Release 10.1A: OpenEdge Deployment:
Startup Command and Parameter Reference

Check Double-byte Enabled (-checkdbe)

Use Check Double-byte Enabled (-checkdbe) when you modify an OpenEdge application to support double-byte characters or extended character data.

Operating system and syntax	UNIX Windows	-checkdbe
with	Maximum value	Minimum value	Single-user default	Multi-user default
Client Session	–	–	–	–

The -checkdbe parameter specifies that Progress generates compile-time warning messages whenever it finds a LENGTH function, SUBSTRING function, SUBSTRING statement, or OVERLAY statement without a CHARACTER, COLUMN, RAW, or FIXED option.