Pentoho How to check ,If at least one row is LDAP is 0 with same user mutiple times

Question

I have mutiple rows in Pentoho with Coulmn name LDAP flag

       Coulmn user id LDAP flag 
ROw 1          A         1
Row 2          B         1
Row 3          B         0

I need row like below

    Coulmn user id LDAP flag 
ROw 1          A         1
Row 3          B         0

If atleast one row is 0 then I need to set LDAP check is true

Coulmn User id LDAP flag
ROw 1     C      1
Row 2     C      1
Row 3     C      1

Coulmn User id LDAP flag
 Row 3     C      1

If all rows are 1 then I need to set LDAP check is false

It is not working

I need row like below

    Coulmn user id LDAP flag 
ROw 1          A         1
Row 3          B         0

If atleast one row is 0 then I need to set LDAP check is true

Coulmn User id LDAP flag
ROw 1     C      1
Row 2     C      1
Row 3     C      1

Coulmn User id LDAP flag
 Row 3     C      1

If all rows are 1 then I need to set LDAP check is false

It is not working