/* Funktionen */
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SQL.mw
29
SQL.mw
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@ -87,17 +87,24 @@ ALTER USER <user-name> PASSWORD '<new-password>';
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==Funktionen==
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===ASCII-Code -> String===
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SELECT chr(42);
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===Strings verknüpfen===
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SELECT 'string1' || 'string2';
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===Text ersetzen===
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SELECT replace('Funky Bacon','Funky','Chunky');
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{| border="1" cellspacing="0" cellpadding="3" style="border-collapse: collapse;"
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|---- bgcolor="lightblue"
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!Beschreibung
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!Beispiel
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!Ergebnis
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|-
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| ASCII-Code -> Text
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| SELECT chr(42);
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| '*'
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|-
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| Strings verketten
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| SELECT 'chunky' &124;&124; 'bacon'
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| 'chunkybacon'
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|-
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| Text ersetzen
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| SELECT replace('chunky bacon', 'chunky', 'funky');
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| 'funky bacon'
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|}
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==Meta-Daten abfragen==
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