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/SQL/SQLDatabaseMBS SQLite uuid


Required plugins for this example: MBS SQL Plugin

Last modified Thu, 11th Jun 2025.

You find this example project in your MBS Xojo Plugin download as a Xojo project file within the examples folder: /SQL/SQLDatabaseMBS SQLite uuid

Download this example: SQLDatabaseMBS SQLite uuid.zip

Project "SQLDatabaseMBS SQLite uuid.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open() // use internal sqlite library with UUID extension InternalSQLiteLibraryMBS.UUIDExtensionEnabled = True Call InternalSQLiteLibraryMBS.Use Var db As New SQLDatabaseMBS // where is the library? 'db.Option(SQLConnectionMBS.kOptionLibrarySQLite) = "/usr/lib/libsqlite3.0.dylib" // connect to database // in this example it is SQLite, // but can also be Sybase, Oracle, Informix, DB2, SQLServer, InterBase, MySQL, SQLBase and ODBC Var path As String = ":memory:" // in-memory database without a file db.RaiseExceptions = true db.DatabaseName = "sqlite:"+path If db.Connect Then // make an uuid Var r As RowSet = db.SelectSQL("SELECT uuid()") MessageBox "uuid: " + r.ColumnAt(0).StringValue r = nil // create table with uuid id field db.SQLExecute "CREATE TABLE Test(id TEXT PRIMARY KEY DEFAULT (uuid()), FirstName TEXT, LastName TEXT)" // insert value db.SQLExecute "INSERT INTO Test(FirstName, LastName) VALUES ('Bob', 'Jones')" db.SQLExecute "INSERT INTO Test(FirstName, LastName) VALUES ('John', 'Smith')" db.SQLExecute "INSERT INTO Test(FirstName, LastName) VALUES ('Anna', 'Miller')" db.SQLExecute "INSERT INTO Test(FirstName, LastName) VALUES ('Diana', 'Doe')" Var rec As RowSet = db.SelectSQL("SELECT * FROM Test") Var list As Listbox = SQLWindow.List While Not rec.AfterLastRow list.AddRow rec.Column("id"), rec.Column("FirstName"), rec.Column("LastName") rec.MoveToNextRow Wend rec = Nil // list schemas If False then r = db.SelectSQL("PRAGMA database_list;") While Not r.AfterLastRow list.AddRow r.ColumnAt(1) r.MoveToNextRow Wend r = Nil end if // dump the database Var lines() As String = InternalSQLiteLibraryMBS.DumpToStrings(db.SQLiteConnectionHandle, "main", "") SQLWindow.TextArea1.Text = string.FromArray(lines, EndOfLine) End If End EventHandler
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
Sign
End Sign
Class SQLWindow Inherits Window
Control List Inherits Listbox
ControlInstance List Inherits Listbox
End Control
Control TextArea1 Inherits TextArea
ControlInstance TextArea1 Inherits TextArea
End Control
End Class
End Project

See also:

Download this example: SQLDatabaseMBS SQLite uuid.zip

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


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