{"id":160083,"date":"2024-11-03T20:08:21","date_gmt":"2024-11-03T12:08:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160083\/"},"modified":"2024-11-03T20:08:22","modified_gmt":"2024-11-03T12:08:22","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-connector-j-%e8%99%95%e7%90%86-sql-%e7%95%b0%e5%b8%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160083\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase Connector\/J \u8655\u7406 SQL \u7570\u5e38"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-connector-j-%e8%99%95%e7%90%86-sql-%e7%95%b0%e5%b8%b8-YQAipTCGHZ\">OceanBase \u6559\u7a0b\uff1aOceanBase Connector\/J \u8655\u7406 SQL \u7570\u5e38<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u5eab\u7684\u9078\u64c7\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002OceanBase \u4f5c\u70ba\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002\u672c\u6587\u5c07\u91cd\u9ede\u4ecb\u7d39 OceanBase Connector\/J \u7684\u4f7f\u7528\uff0c\u7279\u5225\u662f\u5728\u8655\u7406 SQL \u7570\u5e38\u65b9\u9762\u7684\u6280\u5de7\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-oceanbase-connector-j%ef%bc%9f-YQAipTCGHZ\">\u4ec0\u9ebc\u662f OceanBase Connector\/J\uff1f<\/h2>\n<p>OceanBase Connector\/J \u662f\u4e00\u500b JDBC \u9a45\u52d5\u7a0b\u5e8f\uff0c\u5141\u8a31 Java \u61c9\u7528\u7a0b\u5e8f\u8207 OceanBase \u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u500b\u6a19\u6e96\u7684\u63a5\u53e3\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u4f7f\u7528\u719f\u6089\u7684 SQL \u8a9e\u6cd5\u4f86\u57f7\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u9019\u500b\u9a45\u52d5\u7a0b\u5e8f\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u5305\u62ec\u67e5\u8a62\u3001\u66f4\u65b0\u548c\u4e8b\u52d9\u7ba1\u7406\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84-sql-%e7%95%b0%e5%b8%b8%e9%a1%9e%e5%9e%8b-YQAipTCGHZ\">\u5e38\u898b\u7684 SQL \u7570\u5e38\u985e\u578b<\/h2>\n<p>\u5728\u4f7f\u7528 OceanBase Connector\/J \u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e SQL \u7570\u5e38\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u7570\u5e38\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>SQLSyntaxErrorException\uff1a<\/strong>\u7576 SQL \u8a9e\u6cd5\u4e0d\u6b63\u78ba\u6642\uff0c\u6703\u62cb\u51fa\u6b64\u7570\u5e38\u3002<\/li>\n<li><strong>SQLTimeoutException\uff1a<\/strong>\u7576\u57f7\u884c SQL \u67e5\u8a62\u8d85\u904e\u9810\u5b9a\u6642\u9593\u6642\uff0c\u6703\u62cb\u51fa\u6b64\u7570\u5e38\u3002<\/li>\n<li><strong>SQLException\uff1a<\/strong>\u9019\u662f\u4e00\u500b\u901a\u7528\u7570\u5e38\uff0c\u8868\u793a\u6578\u64da\u5eab\u64cd\u4f5c\u5931\u6557\uff0c\u53ef\u80fd\u7531\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86-sql-%e7%95%b0%e5%b8%b8-YQAipTCGHZ\">\u5982\u4f55\u8655\u7406 SQL \u7570\u5e38<\/h2>\n<p>\u8655\u7406 SQL \u7570\u5e38\u7684\u95dc\u9375\u5728\u65bc\u6355\u7372\u7570\u5e38\u4e26\u9032\u884c\u9069\u7576\u7684\u8655\u7406\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8655\u7406 SQL \u7570\u5e38\u7684\u5efa\u8b70\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-try-catch-%e5%a1%8a-YQAipTCGHZ\">1. \u4f7f\u7528 try-catch \u584a<\/h3>\n<p>\u5728\u57f7\u884c SQL \u64cd\u4f5c\u6642\uff0c\u61c9\u8a72\u4f7f\u7528 try-catch \u584a\u4f86\u6355\u7372\u53ef\u80fd\u767c\u751f\u7684\u7570\u5e38\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>try {\n    Connection connection = DriverManager.getConnection(url, user, password);\n    Statement statement = connection.createStatement();\n    ResultSet resultSet = statement.executeQuery(\"SELECT * FROM table_name\");\n} catch (SQLSyntaxErrorException e) {\n    System.out.println(\"SQL \u8a9e\u6cd5\u932f\u8aa4: \" + e.getMessage());\n} catch (SQLTimeoutException e) {\n    System.out.println(\"SQL \u67e5\u8a62\u8d85\u6642: \" + e.getMessage());\n} catch (SQLException e) {\n    System.out.println(\"\u6578\u64da\u5eab\u64cd\u4f5c\u5931\u6557: \" + e.getMessage());\n} finally {\n    \/\/ \u95dc\u9589\u8cc7\u6e90\n}<\/code><\/pre>\n<h3 id=\"2-%e8%a8%98%e9%8c%84%e7%95%b0%e5%b8%b8%e4%bf%a1%e6%81%af-YQAipTCGHZ\">2. \u8a18\u9304\u7570\u5e38\u4fe1\u606f<\/h3>\n<p>\u5728\u6355\u7372\u7570\u5e38\u5f8c\uff0c\u61c9\u8a72\u8a18\u9304\u8a73\u7d30\u7684\u7570\u5e38\u4fe1\u606f\uff0c\u4ee5\u4fbf\u5f8c\u7e8c\u7684\u8abf\u8a66\u548c\u5206\u6790\u3002\u53ef\u4ee5\u4f7f\u7528\u65e5\u8a8c\u6846\u67b6\uff08\u5982 Log4j \u6216 SLF4J\uff09\u4f86\u8a18\u9304\u7570\u5e38\u4fe1\u606f\u3002<\/p>\n<h3 id=\"3-%e6%8f%90%e4%be%9b%e7%94%a8%e6%88%b6%e5%8f%8b%e5%a5%bd%e7%9a%84%e9%8c%af%e8%aa%a4%e4%bf%a1%e6%81%af-YQAipTCGHZ\">3. \u63d0\u4f9b\u7528\u6236\u53cb\u597d\u7684\u932f\u8aa4\u4fe1\u606f<\/h3>\n<p>\u5728\u6355\u7372\u7570\u5e38\u5f8c\uff0c\u61c9\u8a72\u5411\u7528\u6236\u63d0\u4f9b\u53cb\u597d\u7684\u932f\u8aa4\u4fe1\u606f\uff0c\u800c\u4e0d\u662f\u986f\u793a\u6280\u8853\u7d30\u7bc0\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\uff0c\u4e26\u6e1b\u5c11\u7528\u6236\u7684\u56f0\u60d1\u3002<\/p>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e8%99%95%e7%90%86-sql-%e7%95%b0%e5%b8%b8%e7%9a%84%e5%ae%8c%e6%95%b4%e4%bb%a3%e7%a2%bc-YQAipTCGHZ\">\u793a\u4f8b\uff1a\u8655\u7406 SQL \u7570\u5e38\u7684\u5b8c\u6574\u4ee3\u78bc<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u5b8c\u6574\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 OceanBase Connector\/J \u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u4e26\u8655\u7406 SQL \u7570\u5e38\uff1a<\/p>\n<pre><code>import java.sql.*;\n\npublic class OceanBaseExample {\n    public static void main(String[] args) {\n        String url = \"jdbc:oceanbase:\/\/host:port\/database\";\n        String user = \"username\";\n        String password = \"password\";\n\n        try {\n            Connection connection = DriverManager.getConnection(url, user, password);\n            Statement statement = connection.createStatement();\n            ResultSet resultSet = statement.executeQuery(\"SELECT * FROM table_name\");\n\n            while (resultSet.next()) {\n                System.out.println(\"Column Value: \" + resultSet.getString(\"column_name\"));\n            }\n        } catch (SQLSyntaxErrorException e) {\n            System.out.println(\"SQL \u8a9e\u6cd5\u932f\u8aa4: \" + e.getMessage());\n        } catch (SQLTimeoutException e) {\n            System.out.println(\"SQL \u67e5\u8a62\u8d85\u6642: \" + e.getMessage());\n        } catch (SQLException e) {\n            System.out.println(\"\u6578\u64da\u5eab\u64cd\u4f5c\u5931\u6557: \" + e.getMessage());\n        } finally {\n            \/\/ \u95dc\u9589\u8cc7\u6e90\n        }\n    }\n}<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YQAipTCGHZ\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u4f7f\u7528 OceanBase Connector\/J \u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u6b63\u78ba\u8655\u7406 SQL \u7570\u5e38\u662f\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7a69\u5b9a\u6027\u548c\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528 try-catch \u584a\u3001\u8a18\u9304\u7570\u5e38\u4fe1\u606f\u4ee5\u53ca\u63d0\u4f9b\u7528\u6236\u53cb\u597d\u7684\u932f\u8aa4\u4fe1\u606f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406 SQL \u7570\u5e38\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4ee5\u652f\u6301\u60a8\u7684 OceanBase \u61c9\u7528\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u4fe1\u606f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528 OceanBase Connector\/J \u8655\u7406 SQL \u7570\u5e38\uff0c\u63d0\u5347\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u7a69\u5b9a\u6027\u8207\u6548\u7387\uff0c\u89e3\u6c7a\u5e38\u898b\u554f\u984c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-160083","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160083","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=160083"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160083\/revisions"}],"predecessor-version":[{"id":160084,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160083\/revisions\/160084"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160083"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160083"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160083"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}