Description

schema-name
Identifies a schema. No validation that the schema exists is made at the time the CURRENT SCHEMA is set.

If the value specified does not conform to the rules for a schema-name, an error is returned.

SESSION_USER or USER
This value is the SESSION_USER special register.
SYSTEM_USER
This value is the SYSTEM_USER special register.
variable
Specifies a variable which contains a schema name. The content is not folded to uppercase.

The variable:

string-constant
A character or Unicode graphic constant with a schema name.
DEFAULT
The CURRENT SCHEMA is set to its initial value. The initial value for SQL naming is USER. The initial value for system naming is *LIBL.