{"id":121,"date":"2016-10-23T13:13:25","date_gmt":"2016-10-23T11:13:25","guid":{"rendered":"http:\/\/ls3n2uhwe.preview.infomaniak.website\/?p=121"},"modified":"2016-10-23T13:44:43","modified_gmt":"2016-10-23T11:44:43","slug":"grundbefehle-mysql-umgang-mit-datensaetzen","status":"publish","type":"post","link":"https:\/\/thierrys-blog.ch\/index.php\/2016\/10\/23\/grundbefehle-mysql-umgang-mit-datensaetzen\/","title":{"rendered":"Grundbefehle MySQL -> Umgang mit Datens\u00e4tzen"},"content":{"rendered":"<p>Hier m\u00f6chte ich euch\u00a0kurz eine \u00dcbersicht \u00fcber die Wichtigsten Befehle f\u00fcr\u00a0den Umgang mit Datens\u00e4tzen\u00a0in MySQL aufzeigen.<\/p>\n<p>&nbsp;<\/p>\n<p>Um Daten in eine Datenbank einzuf\u00fcgen wird der Befehl INSERT verwendet.<\/p>\n<pre class=\"lang:mysql decode:true \">INSERT INTO tbl_namen (spalte1, spalte2) VALUES (wert1, wert2);<\/pre>\n<p>&nbsp;<\/p>\n<p>Mit dem Befehl UPDATE wird ein Datensatz\u00a0 in der Tabelle ver\u00e4ndert.<\/p>\n<pre class=\"lang:mysql decode:true \">UPDATE tbl_namen SET spalte1 = neuer_wert1 WHERE id = 1;<\/pre>\n<p>In diesem Beispiel ist es in der Tabelle &#8222;tbl_name&#8220;, in der &#8222;spalte1&#8220;<\/p>\n<p>&nbsp;<\/p>\n<p>Man kann auch einen einzelnen Datensatz l\u00f6schen mit folgendem Befehl.<\/p>\n<pre class=\"lang:mysql decode:true \">DELETE FROM tbl_namen WHERE id = 1;<\/pre>\n<p>&nbsp;<\/p>\n<p>Ebenfalls kann man auch eine ganze Tabelle leeren und dies funktioniert wie folgt<\/p>\n<pre class=\"lang:mysql decode:true \">DELETE FROM tbl_namen;<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hier m\u00f6chte ich euch\u00a0kurz eine \u00dcbersicht \u00fcber die Wichtigsten Befehle f\u00fcr\u00a0den Umgang mit Datens\u00e4tzen\u00a0in MySQL aufzeigen. &nbsp; Um Daten in<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":true,"_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":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[19],"tags":[],"class_list":["post-121","post","type-post","status-publish","format-standard","hentry","category-mysql"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p7VJBK-1X","_links":{"self":[{"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/posts\/121","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/comments?post=121"}],"version-history":[{"count":3,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/posts\/121\/revisions"}],"predecessor-version":[{"id":126,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/posts\/121\/revisions\/126"}],"wp:attachment":[{"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/media?parent=121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/categories?post=121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/thierrys-blog.ch\/index.php\/wp-json\/wp\/v2\/tags?post=121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}