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/SQL/MySQL Fetch values
Function:
Required plugins for this example: MBS SQL Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /SQL/MySQL Fetch values
This example is the version from Fri, 4th Aug 2016.
Project "MySQL Fetch values.rbp"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open() dim con as SQLConnectionMBS dim cmd as SQLCommandMBS try con = new SQLConnectionMBS // connection object // where is the library? // you can place the database client library files where you want. // example code just has some convenient location for testing. con.SetFileOption con.kOptionLibraryMySQL, SpecialFolder.UserHome.Child("libmysqlclient.dylib") // connect to database (mySQL in our example) // server: 192.168.1.80 // port: 3306 // database: test // name: root // no password con.Connect("192.168.1.80,3306@test","root","",SQLConnectionMBS.kMySQLClient) cmd = new SQLCommandMBS(con, "Select fid, fvarchar20 from test_tbl") // create command object // Select from our test table cmd.Execute // fetch results row by row and print results while cmd.FetchNext dim fid as integer = cmd.Field("fid").asLong dim fvarchar20 as string = cmd.Field("fvarchar20").asStringValue window1.Listbox1.AddRow str(fid) window1.Listbox1.cell(window1.Listbox1.LastIndex,1)=fvarchar20 wend // commit changes on success con.Commit MsgBox "Rows selected!" catch r as SQLErrorExceptionMBS // SAConnection::Rollback() // can also throw an exception // (if a network error for example), // we will be ready try // on error rollback changes if con<>nil then con.rollback end if catch x as SQLErrorExceptionMBS // ignore end try // show error message MsgBox r.message end try End EventHandler
End Class
Class Window1 Inherits Window
Control Listbox1 Inherits Listbox
ControlInstance Listbox1 Inherits Listbox
End Control
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&Ablage"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Bearbeiten"
MenuItem EditUndo = "&Rückgängig"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "&Ausschneiden"
MenuItem EditCopy = "&Kopieren"
MenuItem EditPaste = "&Einfügen"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "&Alles auswählen"
End MenuBar
End Project

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The items on this page are in the following plugins: MBS SQL Plugin.




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