DML statements for user database select count(*) from users select name,password,enabled from users select password,enabled from users where name = ? insert into users(name ,password,enabled) values (?,?,?) update users set password = ?, enabled = ? where name = ? delete from users where name = ? delete from users select username,propname,propvalue from user_props select propname,propvalue from user_props where username = ? select p.username,p.propname,propvalue from user_props p, group_members m where m.groupname= ? and m.username = p.username delete from user_props where username=? insert into user_props(username,propname,propvalue) values (?,?,?) delete from user_props select u.name,u.password,u.enabled from users u ,user_props p where u.name=p.username and p.propname = ? select p.username,p.propname,p.propvalue from user_props p where exists (select p1.username from user_props p1 where p.username=p1.username and p1.propname = ?) select count(*) from user_props p where p.propname = ? select u.name,u.password,u.enabled from users u where not exists (select p.username from user_props p where u.name=p.username and p.propname = ?) select p.username,p.propname,p.propvalue from user_props p where not exists (select p1.username from user_props p1 where p.username=p1.username and p1.propname = ?) select count(*) from users u where not exists (select p.username from user_props p where u.name=p.username and p.propname = ?) select u.name,u.password,u.enabled from users u ,user_props p where u.name=p.username and p.propname=? and p.propvalue=? select p.username,p.propname,p.propvalue from user_props p where exists (select p1.username from user_props p1 where p.username=p1.username and p1.propname = ? and p1.propvalue=?) select count(*) from user_props p where p.propname = ? and p.propvalue = ? select count(*) from groups select name,enabled from groups select enabled from groups where name = ? insert into groups(name ,enabled) values (?,?) update groups set enabled = ? where name = ? delete from groups where name = ? delete from groups select m.groupname,g.enabled from group_members m, groups g where m.username = ? and m.groupname=g.name select m.username,u.password,u.enabled from group_members m, users u where m.groupname = ? and m.username = u.name insert into group_members(groupname,username) values (?,?) delete from group_members where groupname=? and username = ? delete from group_members where groupname=? delete from group_members where username = ? delete from group_members