{"id":60557,"date":"2024-10-13T03:51:18","date_gmt":"2024-10-12T19:51:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60557\/"},"modified":"2024-10-13T03:51:18","modified_gmt":"2024-10-12T19:51:18","slug":"db2%e6%93%b4%e5%85%85%e8%a1%a8%e7%a9%ba%e9%96%93%e5%92%8c%e5%ad%97%e6%ae%b5%e9%95%b7%e5%ba%a6%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60557\/","title":{"rendered":"db2\u64f4\u5145\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\u7684\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"db2%e6%93%b4%e5%85%85%e8%a1%a8%e7%a9%ba%e9%96%93%e5%92%8c%e5%ad%97%e6%ae%b5%e9%95%b7%e5%ba%a6%e7%9a%84%e6%96%b9%e6%b3%95-IpIZOPGQvi\">DB2\u64f4\u5145\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\u7684\u65b9\u6cd5<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cDB2\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u7684\u64f4\u5c55\u6027\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728DB2\u4e2d\u64f4\u5145\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u7ba1\u7406\u6578\u64da\u5eab\u8cc7\u6e90\u3002<\/p>\n<h2 id=\"%e4%b8%80%e3%80%81%e6%93%b4%e5%85%85%e8%a1%a8%e7%a9%ba%e9%96%93-IpIZOPGQvi\">\u4e00\u3001\u64f4\u5145\u8868\u7a7a\u9593<\/h2>\n<p>\u8868\u7a7a\u9593\u662fDB2\u4e2d\u7528\u4f86\u5b58\u5132\u6578\u64da\u7684\u908f\u8f2f\u7d50\u69cb\u3002\u7576\u8868\u7a7a\u9593\u7684\u5bb9\u91cf\u4e0d\u8db3\u6642\uff0c\u5fc5\u9808\u9032\u884c\u64f4\u5145\u3002\u4ee5\u4e0b\u662f\u64f4\u5145\u8868\u7a7a\u9593\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e8%a1%a8%e7%a9%ba%e9%96%93%e7%8b%80%e6%85%8b-IpIZOPGQvi\">1. \u6aa2\u67e5\u7576\u524d\u8868\u7a7a\u9593\u72c0\u614b<\/h3>\n<p>\u5728\u9032\u884c\u64f4\u5145\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u7576\u524d\u8868\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u7372\u53d6\u8868\u7a7a\u9593\u7684\u8a73\u7d30\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT TBSP_NAME, TBSP_TYPE, TOTAL_PAGES, USED_PAGES, FREE_PAGES \nFROM SYSIBM.SYSPACKAGE \nWHERE TBSP_NAME = 'YOUR_TABLESPACE_NAME';<\/code><\/pre>\n<h3 id=\"2-%e6%93%b4%e5%85%85%e8%a1%a8%e7%a9%ba%e9%96%93-IpIZOPGQvi\">2. \u64f4\u5145\u8868\u7a7a\u9593<\/h3>\n<p>DB2\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u64f4\u5145\u8868\u7a7a\u9593\uff0c\u6700\u5e38\u898b\u7684\u662f\u4f7f\u7528ALTER TABLESPACE\u547d\u4ee4\u3002\u4ee5\u4e0b\u662f\u64f4\u5145\u8868\u7a7a\u9593\u7684\u57fa\u672c\u8a9e\u6cd5\uff1a<\/p>\n<pre><code>ALTER TABLESPACE YOUR_TABLESPACE_NAME \nADD (FILE 'path\/to\/your\/file' SIZE 1000);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c&#8217;path\/to\/your\/file&#8217;\u662f\u65b0\u6587\u4ef6\u7684\u8def\u5f91\uff0cSIZE\u6307\u5b9a\u4e86\u8981\u6dfb\u52a0\u7684\u7a7a\u9593\u5927\u5c0f\uff08\u4ee5KB\u70ba\u55ae\u4f4d\uff09\u3002<\/p>\n<h3 id=\"3-%e7%a2%ba%e8%aa%8d%e6%93%b4%e5%85%85%e7%b5%90%e6%9e%9c-IpIZOPGQvi\">3. \u78ba\u8a8d\u64f4\u5145\u7d50\u679c<\/h3>\n<p>\u64f4\u5145\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u518d\u6b21\u57f7\u884c\u7b2c\u4e00\u6b65\u7684\u67e5\u8a62\u4f86\u78ba\u8a8d\u8868\u7a7a\u9593\u7684\u8b8a\u5316\u3002<\/p>\n<h2 id=\"%e4%ba%8c%e3%80%81%e6%93%b4%e5%85%85%e5%ad%97%e6%ae%b5%e9%95%b7%e5%ba%a6-IpIZOPGQvi\">\u4e8c\u3001\u64f4\u5145\u5b57\u6bb5\u9577\u5ea6<\/h2>\n<p>\u5728DB2\u4e2d\uff0c\u5b57\u6bb5\u9577\u5ea6\u7684\u64f4\u5145\u901a\u5e38\u6d89\u53ca\u5230ALTER TABLE\u547d\u4ee4\u3002\u9019\u5c0d\u65bc\u9700\u8981\u5b58\u5132\u66f4\u591a\u6578\u64da\u7684\u60c5\u6cc1\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%95%b6%e5%89%8d%e5%ad%97%e6%ae%b5%e5%ae%9a%e7%be%a9-IpIZOPGQvi\">1. \u6aa2\u67e5\u7576\u524d\u5b57\u6bb5\u5b9a\u7fa9<\/h3>\n<p>\u5728\u64f4\u5145\u5b57\u6bb5\u9577\u5ea6\u4e4b\u524d\uff0c\u61c9\u8a72\u5148\u6aa2\u67e5\u7576\u524d\u5b57\u6bb5\u7684\u5b9a\u7fa9\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u7372\u53d6\u5b57\u6bb5\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT COLNAME, TYPENAME, LENGTH \nFROM SYSIBM.SYSCOLUMNS \nWHERE TABNAME = 'YOUR_TABLE_NAME';<\/code><\/pre>\n<h3 id=\"2-%e6%93%b4%e5%85%85%e5%ad%97%e6%ae%b5%e9%95%b7%e5%ba%a6-IpIZOPGQvi\">2. \u64f4\u5145\u5b57\u6bb5\u9577\u5ea6<\/h3>\n<p>\u4f7f\u7528ALTER TABLE\u547d\u4ee4\u4f86\u64f4\u5145\u5b57\u6bb5\u9577\u5ea6\uff0c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>ALTER TABLE YOUR_TABLE_NAME \nALTER COLUMN YOUR_COLUMN_NAME SET DATA TYPE VARCHAR(NEW_LENGTH);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0cNEW_LENGTH\u662f\u65b0\u7684\u5b57\u6bb5\u9577\u5ea6\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u5c07\u5b57\u6bb5\u9577\u5ea6\u64f4\u5145\u5230500\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>ALTER TABLE YOUR_TABLE_NAME \nALTER COLUMN YOUR_COLUMN_NAME SET DATA TYPE VARCHAR(500);<\/code><\/pre>\n<h3 id=\"3-%e7%a2%ba%e8%aa%8d%e6%93%b4%e5%85%85%e7%b5%90%e6%9e%9c-IpIZOPGQvi\">3. \u78ba\u8a8d\u64f4\u5145\u7d50\u679c<\/h3>\n<p>\u64f4\u5145\u5b8c\u6210\u5f8c\uff0c\u518d\u6b21\u57f7\u884c\u7b2c\u4e00\u6b65\u7684\u67e5\u8a62\u4ee5\u78ba\u8a8d\u5b57\u6bb5\u9577\u5ea6\u7684\u8b8a\u5316\u3002<\/p>\n<h2 id=\"%e4%b8%89%e3%80%81%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-IpIZOPGQvi\">\u4e09\u3001\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u9032\u884c\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\u7684\u64f4\u5145\u6642\uff0c\u5efa\u8b70\u5148\u9032\u884c\u6578\u64da\u5099\u4efd\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u64f4\u5145\u64cd\u4f5c\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\uff0c\u5efa\u8b70\u5728\u4f4e\u5cf0\u6642\u6bb5\u9032\u884c\u3002<\/li>\n<li>\u78ba\u4fdd\u65b0\u5206\u914d\u7684\u7a7a\u9593\u7b26\u5408\u696d\u52d9\u9700\u6c42\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u8cc7\u6e90\u6d6a\u8cbb\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-IpIZOPGQvi\">\u7e3d\u7d50<\/h2>\n<p>\u64f4\u5145DB2\u7684\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u7684\u91cd\u8981\u4efb\u52d9\u3002\u901a\u904e\u6b63\u78ba\u7684\u64cd\u4f5c\u6b65\u9a5f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u61c9\u5c0d\u696d\u52d9\u589e\u9577\u5e36\u4f86\u7684\u6311\u6230\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u90fd\u80fd\u70ba\u60a8\u7684\u6578\u64da\u5eab\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728DB2\u4e2d\u64f4\u5145\u8868\u7a7a\u9593\u548c\u5b57\u6bb5\u9577\u5ea6\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u9748\u6d3b\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u7ba1\u7406\u7684\u9ad8\u6548\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60557","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60557","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=60557"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60557\/revisions"}],"predecessor-version":[{"id":60558,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60557\/revisions\/60558"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}