Performance Improvement of create login in BBF

Signed-off-by: ANJU BHARTI <[email protected]>

test/JDBC/expected/test_windows_login-vu-prepare.out

@@ -1,5 +1,4 @@
 -- psql
--- TODO: BABEL-5349
 do 
 $$ begin 
     if not exists (select * from pg_catalog.pg_roles where rolname = 'rds_ad') 

test/JDBC/expected/test_windows_login_before-16_6-vu-cleanup.out

@@ -0,0 +1,91 @@
+-- tsql
+DROP LOGIN PassWordUser;
+GO
+
+-- test for drop login with upn format
+DROP LOGIN [aduser@AD];
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'aduser@ad', because it does not exist or you do not have permission.)~~
+
+
+DROP LOGIN [ad\adUSer];
+GO
+
+DROP LOGIN [ad\aduserDB];
+GO
+
+DROP LOGIN [ad\Aduserlanguage];
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'aduserlanguage@AD', because it does not exist or you do not have permission.)~~
+
+
+DROP LOGIN [ad\Aduserdblanguage];
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'aduserdblanguage@AD', because it does not exist or you do not have permission.)~~
+
+
+DROP LOGIN [ad\AduserdbEnglish];
+GO
+
+DROP LOGIN [ad\Aduseroption];
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'aduseroption@AD', because it does not exist or you do not have permission.)~~
+
+
+DROP LOGIN [babel\aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa]
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa@BABEL', because it does not exist or you do not have permission.)~~
+
+
+DROP LOGIN [ba.bel\username];
+GO
+
+-- test for non-existent login
+DROP LOGIN [babel\non_existent_login]
+GO
+~~ERROR (Code: 33557097)~~
+
+~~ERROR (Message: Cannot drop the login 'non_existent_login@BABEL', because it does not exist or you do not have permission.)~~
+
+
+-- drop login with different casing
+DROP LOGIN UserPassword;
+GO
+
+DROP LOGIN [BabeL\DupLicate];
+GO
+
+DROP LOGIN [Babel\DuplicateDefaultDB];
+GO
+
+-- test drop logins for logins with different language names
+-- Arabic
+DROP LOGIN [babel\كلب];
+GO
+
+-- Mongolian
+DROP LOGIN [babel\өглөө];
+GO
+
+-- Greek
+DROP LOGIN [babel\ελπίδα];
+GO
+
+-- Chinese
+DROP LOGIN [babel\爱];
+GO
+
+DROP DATABASE ad_db;
+GO
+
+