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  • ¸ê®Æ©w¸q»y¨¥¡GData Definition Language¡]DDL¡^¡A¥Î¨Ó«Ø¥ß»P§R°£¸ê®Æ®w¡B¸ê®Æªí¡Kµ¥ªºSQL«ü¥O¡C
  • ¸ê®Æ³B²z»y¨¥¡GData Manipulation Language¡]DML¡^¡A¥Î¨Ó·s¼W¡B§R°£¡B­×§ï»P¬d¸ß¸ê®Æ®w¤º¸ê®Æ°O¿ýªºSQL«ü¥O¡C
  • ¸ê®ÆºÞ²z»y¨¥¡GData Control Language¡]DML¡^¡A¥Î¨Ó³]©w©ÎÅܧó¸ê®Æ®w¨Ï¥ÎªÌ¡]¨¤¦â¡^ªºÅv­­¡C
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  1. Select ©m¦W  From  ¥ð°²°O¿ý Where  ¤Ñ¼Æ>3
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³o¼Ëªº¬d¸ßµ²ªG´N¦¨¬°¤@­Ó¡uµêÀÀ¡v¸ê®Æªí¡]¶°¡^¡A±µµÛ§Ú­Ì­n§Q¥Î³o­Ó¡uµêÀÀ¡v¸ê®Æªí¡]¶°¡^ªº¸ê®Æ¬°¶i¶¥¿z¿ï±ø¥ó­È¡A¿z¿ï¥X¡u­û¤u¦W³æ¡v¸ê®Æªí¤¤³QÂI¦W¥ð°²¶W¹L3¤Ñªº­û¤u¸ê®Æ¡G
  1. Select  *  From  ­û¤u¦W³æ where ©m¦W In
  2. (Select ©m¦W From ¥ð°²°O¿ý Where ¤Ñ¼Æ>3)
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2010-5-17 17:44


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  1. <?
  2.     $conn = mssql_connect("127.0.0.1", "sa", "12345");
  3.     if(@mssql_select_db("LEAVE", $conn))
  4.      {
  5.       //¸ê®Æ®w¦s¦b,«Ø¥ßSQL©R¥O¦r¦ê
  6.       $SQL="Select  *  From  ­û¤u¦W³æ where ©m¦W In" .
  7.             "(Select ©m¦W From ¥ð°²°O¿ý Where ¤Ñ¼Æ>3)";
  8.       //±N¦^¶Çµ²ªG¦s©ñ©óÅܼƤ¤
  9.       $datalist=mssql_query($SQL);
  10.       //¨ú±oÄæ¦ì¼Æ¶q
  11.       $fieldnum=mssql_num_fields($datalist);
  12. ?>
  13. <html>
  14. <head>
  15. <title>½d¨Òex09_01</title>
  16. </head>
  17. <center><table border=1 width=100%>
  18. <?
  19. /**************¦C¥XÄæ¦ì©ïÀY***************/
  20. echo "<tr>";     
  21.       for ($x=0 ;$x<$fieldnum;$x++)
  22.          {
  23.           echo "<td>" . mssql_field_name($datalist,$x) . "</td>";
  24.          }
  25. echo "</tr>";   
  26. /**************¦C¥XÄæ¦ì¸ê®Æ***************/
  27.       //±N¸ê®Æ¿ýÂà´«¬°Äæ¦ì°}¦C¶°¦X
  28.       while ($fielddatas=mssql_fetch_array($datalist))
  29.           {
  30.              //¿é¥XÄæ¦ì¸ê®Æ
  31.              echo "<tr>";
  32.              for ($x=0;$x<$fieldnum;$x++)
  33.                 {
  34.                  echo "<td>" . $fielddatas[$x] . "</td>";
  35.                 }
  36.              echo "</tr>";  
  37.           }
  38. ?>
  39. <table></body>
  40. </html>
  41. <?
  42.      }
  43.     else
  44.      {
  45.       echo "¸ê®Æ®w¤£¦s¦b";
  46.      }
  47. ?>
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2010-5-17 17:47
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2010-5-17 17:49


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  1. Select Sum(¤Ñ¼Æ) AS ­û¤u¥ð°²Á`¤Ñ¼Æ From  ¥ð°²°O¿ý
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  1. Select ©m¦W,Sum(¤Ñ¼Æ) AS ¥ð°²Á`¤Ñ¼Æ From  ¥ð°²°O¿ý Group By ©m¦W
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°õ¦æ¤W¦Cªº«ü¥O±Ô­z«á¡Aµ²ªG¦p¤U¹Ï¡G
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2010-5-17 17:51


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2010-5-17 17:51


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2010-5-17 17:51
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  1. Select°²§O,Sum(¤Ñ¼Æ) AS ¥ð°²Á`¤Ñ¼Æ From  ¥ð°²°O¿ý Group By°²§O Order By Sum(¤Ñ¼Æ)
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  1. Select°²§O,Sum(¤Ñ¼Æ) AS ¥ð°²Á`¤Ñ¼Æ From  ¥ð°²°O¿ý  Where ¦~=86 Group By°²§O Order By Sum(¤Ñ¼Æ)
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2010-5-17 17:56

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2010-5-17 17:56



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  1.       //¸ê®Æ®w¦s¦b,«Ø¥ßSQL©R¥O¦r¦ê
  2.       $SQL="Select ¦~,©m¦W,°²§O,sum(¤Ñ¼Æ) AS ¦~¥ð°²¼Æ From ¥ð°²°O¿ý " .
  3.      "Group By ¦~,©m¦W,°²§O HAVING ¦~=86";
  4.       //±N¦^¶Çµ²ªG¦s©ñ©óÅܼƤ¤
  5.       $datalist=mssql_query($SQL);
  6.       //¨ú±oÄæ¦ì¼Æ¶q
  7.       $fieldnum=mssql_num_fields($datalist);
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2010-5-17 17:57



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  1. Select ¦~,©m¦W,°²§O,sum(¤Ñ¼Æ) AS ¦~¥ð°²¼Æ  From ¥ð°²°O¿ý
  2. Group By ¦~,©m¦W,°²§O Having ¦~¥ð°²¼Æ>2  
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2010-5-17 17:57



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  1. SQL="Select ¦~,©m¦W,°²§O,sum(¤Ñ¼Æ) AS ¦~¥ð°²¼Æ From ¥ð°²°O¿ý " &_
  2.      "Group By ¦~,©m¦W,°²§O Having sum(¤Ñ¼Æ)>2"
  3. CMD.CommandText=SQL
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2010-5-17 17:58
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