distinguishing NULL from BLANK

This commit is contained in:
Miroslav Stampar
2012-03-14 13:52:23 +00:00
parent e38b59a2ae
commit ca0d068575
3 changed files with 10 additions and 6 deletions

View File

@@ -253,6 +253,9 @@ SQL_STATEMENTS = {
# string representation for NULL value
NULL = "NULL"
# string representation for blank ('') value
BLANK = "<blank>"
# string representation for current database
CURRENT_DB = "CD"