Excel\u3092\u4f7f\u3044\u3053\u306a\u3057\u3066\u3082\u3063\u3068\u697d\u3092\u3057\u305f\u3044\u3001\u696d\u52d9\u3092\u52b9\u7387\u5316\u3057\u305f\u3044\u4eba\u304c\u3059\u3050\u306b\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u30de\u30af\u30ed\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n
“`vba
\nSub OptimizeDBConnections()
\n Dim conn As ADODB.Connection
\n Dim rs As ADODB.Recordset
\n Dim connString As String<\/p>\n
connString = “Provider=SQLOLEDB;Data Source=YourServer;Initial Catalog=YourDatabase;User ID=YourUsername;Password=YourPassword;”<\/p>\n
Set conn = New ADODB.Connection
\n conn.Open connString<\/p>\n
Set rs = New ADODB.Recordset
\n rs.Open “SELECT * FROM YourTable”, conn, adOpenStatic, adLockOptimistic<\/p>\n
‘ \u30c7\u30fc\u30bf\u51e6\u7406\u306e\u30b3\u30fc\u30c9\u3092\u3053\u3053\u306b\u8ffd\u52a0<\/p>\n
rs.Close
\n conn.Close
\n Set rs = Nothing
\n Set conn = Nothing
\nEnd Sub
\n“`<\/p>\n
\u3053\u306eExcel\u30de\u30af\u30ed\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u69cb\u9020\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n
\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u306f\u3001Excel\u3068\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u306e\u63a5\u7d9a\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u983b\u7e41\u306a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u63a5\u7d9a\u3068\u5207\u65ad\u3092\u907f\u3051\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Excel\u30de\u30af\u30ed\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u969b\u306e\u30b9\u30d4\u30fc\u30c9\u30a2\u30c3\u30d7\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u8907\u6570\u306e\u30b7\u30fc\u30c8\u3084\u30d6\u30c3\u30af\u306b\u308f\u305f\u3063\u3066\u540c\u3058\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u3001\u63a5\u7d9a\u30d7\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u63a5\u7d9a\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Excel\u30de\u30af\u30ed\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u8e0f\u307f\u307e\u3059\uff1a<\/p>\n
1. ADO\uff08ActiveX Data Objects\uff09\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u53c2\u7167\u8a2d\u5b9a\u306b\u8ffd\u52a0
\n2. \u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3068\u3057\u3066\u63a5\u7d9a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5ba3\u8a00
\n3. \u63a5\u7d9a\u3092\u958b\u304f\u51e6\u7406\u3092\u4e00\u7b87\u6240\u306b\u307e\u3068\u3081\u308b
\n4. \u63a5\u7d9a\u3092\u518d\u5229\u7528\u3059\u308b\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5
\n5. \u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3092\u9069\u5207\u306b\u8a2d\u5b9a<\/p>\n
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\n– \u30d0\u30c3\u30c1\u51e6\u7406\u306e\u5229\u7528\uff1a\u8907\u6570\u306e\u30af\u30a8\u30ea\u3092\u307e\u3068\u3081\u3066\u5b9f\u884c\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u901a\u4fe1\u56de\u6570\u3092\u6e1b\u3089\u3057\u307e\u3059\u3002
\n– \u975e\u540c\u671f\u51e6\u7406\u306e\u5c0e\u5165\uff1a\u9577\u6642\u9593\u304b\u304b\u308b\u51e6\u7406\u3092\u975e\u540c\u671f\u3067\u5b9f\u884c\u3057\u3001Excel\u306e\u5fdc\u7b54\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002
\n– \u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u6700\u9069\u5316\uff1a\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u969b\u306f\u3001\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u91cf\u306b\u6ce8\u610f\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c7\u30fc\u30bf\u3092\u5206\u5272\u3057\u3066\u51e6\u7406\u3057\u307e\u3059\u3002<\/p>\n
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Excel\u30de\u30af\u30ed\u3092\u6d3b\u7528\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u306e\u5b9f\u88c5\u3068\u6700\u9069\u5316\u306f\u3001\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u696d\u52d9\u3084\u8907\u96d1\u306a\u5206\u6790\u3092\u884c\u3046\u5834\u5408\u306b\u7279\u306b\u6709\u52b9\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u306e\u914d\u616e\u3082\u5fd8\u308c\u305a\u306b\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001Excel\u3092\u5358\u306a\u308b\u8868\u8a08\u7b97\u30bd\u30d5\u30c8\u304b\u3089\u30d1\u30ef\u30d5\u30eb\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u30c4\u30fc\u30eb\u3078\u3068\u9032\u5316\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e0a\u7d1a\u8005\u5411\u3051Excel\u30de\u30af\u30ed\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30d7\u30fc\u30eb\u306e\u6700\u9069\u5316 Excel\u3092\u4f7f\u3044\u3053\u306a\u3057\u3066\u3082\u3063\u3068\u697d\u3092\u3057\u305f\u3044\u3001\u696d\u52d9\u3092\u52b9\u7387\u5316\u3057\u305f\u3044\u4eba\u304c\u3059\u3050\u306b\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u30de\u30af\u30ed\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\uff1a #8220;`vba Sub Optimize<\/p>\n","protected":false},"author":2,"featured_media":554,"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,"footnotes":""},"categories":[5],"tags":[],"class_list":["post-555","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-advanced"],"_links":{"self":[{"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/posts\/555","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/comments?post=555"}],"version-history":[{"count":0,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/posts\/555\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/media\/554"}],"wp:attachment":[{"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/media?parent=555"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/categories?post=555"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hajidai.com\/excel\/wp-json\/wp\/v2\/tags?post=555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}