SQL_CURRENT_USER SQL - Functions CURRENT_USER Returns the current user name 1998-04-15 CURRENT_USER 1998-04-15 Inputs None. 1998-04-15 Outputs username The name of the current user. 1998-04-15 Description The niladic CURRENT_USER function returns a string of type "name" whose value represents a user name identification. 1998-04-15 Notes Data type "name" is a non-standard 31-character type for storing system identifiers. Usage Display CURRENT_USER SELECT CURRENT_USER AS who_am_i; who_am_i ------------ jose Compatibility 1998-04-15 SQL92 SQL92 specifies some additional niladic USER functions: CURRENT_USER / USER USER is a synonym for CURRENT_USER. SESSION_USER The SESSION_USER function returns the SQL-session user name. SYSTEM_USER The SYSTEM_USER function returns the database's initial default user. A niladic USER function returns a SQL_TEXT character string whose value represents a user name.