{"id":238,"date":"2011-01-18T12:06:00","date_gmt":"2011-01-18T11:06:00","guid":{"rendered":"http:\/\/www.capri-soft.de\/blog\/?p=238"},"modified":"2011-01-18T12:10:46","modified_gmt":"2011-01-18T11:10:46","slug":"adodb-zugriff-c-auf-mdb-microsoft-access-datenbank-mit-jet","status":"publish","type":"post","link":"https:\/\/www.capri-soft.de\/blog\/?p=238","title":{"rendered":"OLE DB Zugriff: C# auf MDB (Microsoft Access Datenbank) mit JET Treiber"},"content":{"rendered":"<h1>Selektionsanweisung mit Parametern<\/h1>\n<pre class=\"brush: jscript; title: ; notranslate\" title=\"\">\r\npublic ArrayList getWeekPlan(string kapno, string woche)\r\n{\r\n   ArrayList weekPlan = new ArrayList();\r\n\r\n   OleDbConnection conn = new OleDbConnection(\r\n   &quot;Provider=Microsoft.Jet.OLEDB.4.0;Data Source=\\\\\\\\pfad1\\\\db.mdb&quot;);\r\n\r\n   try\r\n   {\r\n\r\n      conn.Open();\r\n      OleDbCommand comm = new OleDbCommand();\r\n      comm.Connection = conn;\r\n      comm.CommandText = &quot;SELECT &#x5B;Datum],&#x5B;Kapazit\u00e4tNo] &quot;+\r\n      &quot;FROM &#x5B;qry_TagesAnsichtMengen] WHERE &#x5B;Kapazit\u00e4tNo]=@kapno &quot;+\r\n      &quot;AND &#x5B;DINKW]=@woche&quot;;\r\n\r\n      comm.Parameters.AddWithValue(&quot;kapno&quot;, kapno);\r\n      comm.Parameters.AddWithValue(&quot;woche&quot;, woche);\r\n      \r\n      OleDbDataReader reader = comm.ExecuteReader();\r\n      \r\n       while (reader.Read())\r\n       {\r\n          WeekPlanVO vo = new WeekPlanVO();\r\n          vo.datum = reader.GetValue(0).ToString();\r\n          vo.menge = reader.GetValue(1).ToString();\r\n          weekPlan.Add(vo);\r\n        }\r\n   }\r\n   catch (Exception e)\r\n   {\r\n     WeekPlanVO vo = new WeekPlanVO();\r\n     vo.datum = e.Message;\r\n     vo.menge = e.Message;\r\n     weekPlan.Add(vo);\r\n     return weekPlan;\r\n   }\r\n   finally\r\n   {\r\n      conn.Close();\r\n   }\r\n  return weekPlan;\r\n}\r\n<\/pre>\n<h1>Manipulationsanweisung ohne Parameter<\/h1>\n<pre class=\"brush: jscript; title: ; notranslate\" title=\"\">\r\npublic string updateDetailDate(DateTime neuesDatum, DateTime altesDatum, \r\nstring neueKW, string alteKW, string kapazitaet, string material, string beleg)\r\n{\r\n  OleDbConnection conn = new OleDbConnection(\r\n  &quot;Provider=Microsoft.Jet.OLEDB.4.0;Data Source=\\\\\\\\pfad1\\\\db.mdb&quot;);\r\n\r\n  \r\n  try\r\n  {\r\n     conn.Open();\r\n     OleDbCommand comm = new OleDbCommand();\r\n     comm.Connection = conn;\r\n     comm.CommandText = &quot;UPDATE qry_Details_Akt SET &#x5B;changed]=Now(), DinkW=&quot; + neueKW + \r\n      &quot;, WEWA_C=&#039;&quot; + DateWrapper.GetServerDate(neuesDatum) + &quot;&#039;, WEWA_C_OLD=&#039;&quot; +\r\n     DateWrapper.GetServerDate(altesDatum) + &quot;&#039; WHERE Beleg=&#039;&quot; + beleg + \r\n     &quot;&#039;AND DinkW=&quot; + alteKW + &quot; AND Material=&#039;&quot; + material + &quot;&#039; AND Kapazit\u00e4tNo=&quot; + \r\n     kapazitaet;\r\n\r\n     comm.ExecuteNonQuery();\r\n  }\r\n  catch (Exception e)\r\n  {\r\n      return e.Message+&#039; &#039;+e.StackTrace;\r\n  }\r\n  finally\r\n  {\r\n      conn.Close();\r\n  }\r\n\r\n  return &quot;ok&quot;;\r\n}\r\n<\/pre>\n<iframe src=\"http:\/\/www.facebook.com\/plugins\/like.php?href=https%3A%2F%2Fwww.capri-soft.de%2Fblog%2F%3Fp%3D238&amp;layout=standard&amp;show_faces=true&amp;width=450&amp;action=like&amp;colorscheme=light\" scrolling=\"no\" frameborder=\"0\" allowTransparency=\"true\" style=\"border:none; overflow:hidden; width:450px;margin-top:5px;\"><\/iframe>","protected":false},"excerpt":{"rendered":"<p>Selektionsanweisung mit Parametern public ArrayList getWeekPlan(string kapno, string woche) { ArrayList weekPlan = new ArrayList(); OleDbConnection conn = new OleDbConnection( &quot;Provider=Microsoft.Jet.OLEDB.4.0;Data Source=\\\\\\\\pfad1\\\\db.mdb&quot;); try { conn.Open(); OleDbCommand comm = new OleDbCommand(); comm.Connection = conn; comm.CommandText = &quot;SELECT &#x5B;Datum],&#x5B;Kapazit\u00e4tNo] &quot;+ &quot;FROM &#x5B;qry_TagesAnsichtMengen] WHERE &#x5B;Kapazit\u00e4tNo]=@kapno &quot;+ &quot;AND &#x5B;DINKW]=@woche&quot;; comm.Parameters.AddWithValue(&quot;kapno&quot;, kapno); comm.Parameters.AddWithValue(&quot;woche&quot;, woche); OleDbDataReader reader = comm.ExecuteReader(); while (reader.Read()) &hellip; <a href=\"https:\/\/www.capri-soft.de\/blog\/?p=238\" class=\"more-link\"><span class=\"screen-reader-text\">OLE DB Zugriff: C# auf MDB (Microsoft Access Datenbank) mit JET Treiber<\/span> weiterlesen <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[1],"tags":[],"class_list":["post-238","post","type-post","status-publish","format-standard","hentry","category-allgemein"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p4yGeN-3Q","jetpack_likes_enabled":true,"jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=238"}],"version-history":[{"count":5,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/238\/revisions"}],"predecessor-version":[{"id":243,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=\/wp\/v2\/posts\/238\/revisions\/243"}],"wp:attachment":[{"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.capri-soft.de\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}