Example: /SQL/SQLDatabaseMBS SQLite load extension

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/SQL/SQLDatabaseMBS SQLite load extension


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/SQLDatabaseMBS SQLite load extension

This example is the version from Sat, 27th Sep 2019.

Project "SQLDatabaseMBS SQLite load extension.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open() // use internal sqlite library call InternalSQLiteLibraryMBS.Use dim 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 dim path as string if TargetMacOS then path = "/tmp/test.db" // put the database in the temporary folder else path = "test.db" // for Windows and Linux in the current folder the application is inside. end if db.DatabaseName = "sqlite:"+path if db.Connect then // find extension dim con as SQLConnectionMBS = db.Connection con.SQLiteEnableLoadExtension(True) dim errorMessage as string dim file as FolderItem = SpecialFolder.Desktop.Child("MBS.dylib") // an extension as FolderItem or path Dim r As Integer = con.SQLiteLoadExtension(file, errorMessage) if errorMessage <> "" then MsgBox errorMessage Return elseif r <> 0 then MsgBox "Error: "+str(r) Return end if dim rec as RecordSet = db.SQLSelect("select VersionMBS()",db.kCommandTypeSQLStatement) if db.Error then MsgBox "Failed to query version."+EndOfLine+EndOfLine+db.ErrorMessage else MsgBox "Version: "+rec.IdxField(1).StringValue end if end if End EventHandler
End Class
Class Window1 Inherits Window
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

See also:

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


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