Vb Projects With Access Database

Posted on: 11/25/2017 / Admin
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Access Database Security Alternative. Access Database Security Alternative database security can be a challenging aspect to MS Access database creation. Working with the workgroup. Additionally, if you have multiple Access databases on the computer and you set workgroup security for one then youll need to join the workgroup for all. This can be maddening especially if you are a developer like me with literally 1. Access databases. Blue Claw Database Design is your premier source of Microsoft Access programming and database support. Both small business and department level databases. Desktop installation as well as cloudinternet based solutions. After setting up security with passwords your database is not secure at all since anyone can. Microsoft Office product password crackerhacker and break into the database. Because of this situation we never. Access databases with workgroup security. We have created a fairly simple method for implementing user level and group. We combine this with a. Detailed below is an example of one method for implementing a simple yet effective database security scheme for. Microsoft Access databases. Here are the goals of this method Avoid use of the Workgroup administrator. Eliminate ability of password crackerhacker software to break into the database. Easy security maintenance by the database administrator and easy program maintenance for the programmer. Computer Courses. Home Beginners Computing Android App Programming Microsoft Word Microsoft Excel Excel VBA Programming for Beginners Visual Basic. NET. There are four components involved in the implementation of the security method. An Employees table that contains attributes about the employee and the user password. A tabbed user interface to facilitate to facilitate implementation of the security method. A subroutine to read and set appropriate security settings on the form and subform. Database settings and VB code to prevent user from breaking directly into the tables and the VB code. Here is the LEmployees table LEmployees. EmployeeIDUsername. Password. AccessLevel. Andrea. FA1. Heidi. HM3. Holly. WA5. Jennifer. CM6. Jody. BA7. Jon. EA1. JoeM8. Kristal. DM9. Maria. HM1. 0Mary. CA1. 1Mary. WA1. 2Russell. NA1. 3Scott. RA2. Tina. CMNote the AccessLevel field M is for Managers full access A is for Artists partial access. When the database opens the On Open event is activated and the following VB code runs Private Sub FormOpenCancel As Integer        initialize global variablessetglobals        Hide tabs. MsAccess projects list and ideas in vb. Osman%20jama/imageone.png?itok=ce2ywsZQ]];var lpix_1=pix_1.length;var p1_0= [[767' alt='Vb Projects With Access Database' title='Vb Projects With Access Database' />Me. Tab. Ctl. 0. Pages. Item0. Caption WelcomeMe. How to delivery your MS Access database to end users and continue to make updates without losing data. Hotel Management System VB Net Human Resources Management System VB Net Inventory System VB Net Membership Management System VB Net Patient Care System VB Net. A Module on Trainee Management System TMS. NET in VB. net Encrypt File in VB. Ip Address Tracer in VB. Advanced Locker in VB. NET Numeric Entry. Tab. Ctl. 0. Pages. Item1. Visible False. Me. Tab. Ctl. 0. Pages. Vb Projects With Access Database' title='Vb Projects With Access Database' />Item2. Visible False. Me. Tab. Ctl. 0. Pages. Item3. Visible False. Me. Tab. Ctl. 0. Pages. Item4. Visible Falseusername EnvironUsernameme. End Sub. Here is the setglobals routine and getglobals functions. Put them into a Module Option Compare Database. Global GBLemployeeID As Long. Global GBLAccessLevel As String. Function setglobalsGBLemployeeID 0. End Function. Public Function getglobalgname As StringSelect Case gname. Case EmployeeIDgetglobal GBLemployeeIDEnd Select. End Function. Place the above code in a new module and you can name the new module anything you like the important part is the. GBLAccessLevel As String line that must come after the Option Compare Databse and before the Option Explicit line. The result is a login form on the welcome screen of the tabbed interface Click to view full size imageAfter the correct username and password has been entered then the following subroutine is called. Here is. Private Sub LoginbtnClick login sequence. Hotel Group Proposal Template more. On Error Go. To localerr. Do. Cmd. Run. Command ac. Cmd. Save. Record set global access level to failsafe no access then lookup access levelGBLAccessLevel XGBLAccessLevel NzDLookupAccessLevel, LEmployees, Username NzMe. USername, and password amp. NzMe. Password, X    examine results of usernamepassword lookupIf GBLAccessLevel X Then. Msg. Box Invalid Username or Password. Exit Sub. End If get employee idGBLemployeeID NzDLookupEmployeeID, LEmployees, Username NzMe. USername, and password amp. NzMe. Password, Xset welcome to include users name or invalid logon if bad logonMe. Tab. Ctl. 0. Pages. Item0. Caption Welcome NzDLookupemployeename, LEmployees, employeeid amp. EmployeeID, Invalid Login setup privs based on artist or managerFormFProjects. Requery  call subroutine to set access to formsCall setprivs reset login screen fieldsFormFProjects. Requery. Me. USername Me. Password Me. Tab. Ctl. 0. Pages. Item1. Set. Focus. Exit Sub error handlerlocalerr Msg. Box unexpected error Err. Description. Resume okexitokexit Exit Sub. Below is the subroutine to set privileges and showhide menu tabs. Note that we use a simple case statement to examine. For the limited access A Artists the. Reports and Lists tab are hidden since only the managers can run reports and modify list data including passwords and usernames. Public Sub setprivsFormFProjects. Form. Allow. Additions False. FormFProjects. Form. Allow. Deletions False. FormFProjects. Form. Allow. Edits False. FormFProjects. Form. Allow. Filters FalseFormFProjectActions. Form. Allow. Additions True. FormFProjectActions. Form. Allow. Deletions Truestatus field is updateable by everyoneFormFProjectStatusOnly. Ultraman The Next Soundtrack For Guardians. Form. Allow. Edits True. FormFProjectStatusOnly. Form. Allow. Additions TrueSelect Case GBLAccessLevel. Case M manager. Me. Tab. Ctl. 0. Pages. Item1. Visible True. Me. Tab. Ctl. 0. Pages. Item2. Visible True. Me. Tab. Ctl. 0. Pages. Item3. Visible True. Me. Tab. Ctl. 0. Pages. Item4. Visible TrueFormFProjects. Form. Allow. Edits True. FormFProjects. Form. Allow. Additions True. FormFProjects. Form. Allow. Deletions TrueFormFProjectProducts. Form. Allow. Edits True. FormFProjectProducts. Form. Allow. Additions True. FormFProjectProducts. Form. Allow. Deletions TrueFormFProjectStatusOnly. Form. Allow. Edits True. FormFProjectStatusOnly. Form. Allow. Additions TrueFormFProjectActions. Form. Allow. Edits True. FormFProjectActions. Form. Allow. Additions True. FormFProjectActions. Form. Allow. Deletions TrueFormFProjects. Requery. FormFProjectProducts. Requery. Case A artist. Me. Tab. Ctl. 0. Pages. Item1. Visible True. Me. Tab. Ctl. 0. Pages. Item2. Visible TrueFormFProjectProducts. Form. Allow. Additions False. FormFProjectProducts. Form. Allow. Deletions False. FormFProjectProducts. Form. Allow. Edits FalseFormFProjectStatusOnly. Form. Allow. Edits True. FormFProjectStatusOnly. Form. Allow. Additions TrueFormFProjectActions. Form. Allow. Edits True. FormFProjectActions. Atioglxx.Dll Jedi Academy'>Atioglxx.Dll Jedi Academy. Form. Allow. Additions True. FormFProjectActions. Form. Allow. Deletions TrueFormFProjects. Requery. FormFProjectProducts. Requery. End Select. Here is the resulting main menu after security settings all tabs are available in this case Click to view full size imageThe last part of the security setup for this database is to restrict artists viewing of project data. Artists are only. And, are only allowed to review their own projects. Here is the query record source for the main projects form SELECT MProjects. ProjectID, MProjects.