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/SQL/SQLite select version with Trace events
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/SQLite select version with Trace events
This example is the version from Thu, 6th Apr 2016.
Project "SQLite select version with Trace events.rbp"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open() // use internal sqlite library call InternalSQLiteLibraryMBS.Use dim globals as new mySQLGlobalsMBS dim con as SQLConnectionMBS dim cmd as SQLCommandMBS try con = new MySQLConnectionMBS // connection object // where is the library? 'con.Option(con.kOptionLibrarySQLite) = "/usr/lib/libsqlite3.0.dylib" // connect to database dim path as string if TargetMacOS then path = "/tmp/test.db" // put the database in the temporary folder else path = "c:\test.db" // for Windows and Linux in the current folder the application is inside. end if con.Connect(path,"","",SQLConnectionMBS.kSQLiteClient) // associate a command with connection // connection can also be specified in SACommand constructor 'cmd.Connection=con // create table cmd = new MySQLCommandMBS cmd.Connection = con cmd.setCommandText("select sqlite_version()",cmd.kCommandTypeSQLStatement) cmd.Execute while cmd.FetchNext MsgBox "Version: "+cmd.Field(1).asStringValue wend // commit changes on success con.Commit 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
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
Class mySQLGlobalsMBS Inherits SQLGlobalsMBS
EventHandler Sub Trace(traceInfo as integer, SQL as string, Connection as SQLConnectionMBS, Command as SQLCommandMBS) System.DebugLog CurrentMethodName System.DebugLog sql End EventHandler
End Class
Class MySQLConnectionMBS Inherits SQLConnectionMBS
EventHandler Sub Trace(traceInfo as integer, SQL as string, Command as SQLCommandMBS) System.DebugLog CurrentMethodName System.DebugLog sql End EventHandler
End Class
Class MySQLCommandMBS Inherits SQLCommandMBS
EventHandler Sub Trace(traceInfo as integer, SQL as string) System.DebugLog CurrentMethodName System.DebugLog sql End EventHandler
End Class
End Project

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




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MBS FileMaker Plugins