{"id":61991,"date":"2024-10-13T15:21:19","date_gmt":"2024-10-13T07:21:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61991\/"},"modified":"2024-10-13T15:21:19","modified_gmt":"2024-10-13T07:21:19","slug":"java%e5%a6%82%e4%bd%95%e9%80%a3%e6%8e%a5%e4%b8%8d%e5%90%8c%e9%a1%9e%e5%9e%8b%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab-java%e9%80%a3%e6%8e%a5%e4%b8%8d%e5%90%8c%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61991\/","title":{"rendered":"Java\u5982\u4f55\u9023\u63a5\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u5eab (java\u9023\u63a5\u4e0d\u540c\u6578\u64da\u5eab)"},"content":{"rendered":"

Java\u5982\u4f55\u9023\u63a5\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u5eab<\/h1>\n

\u5728\u7576\u4eca\u7684\u8edf\u4ef6\u958b\u767c\u4e2d\uff0cJava\u4f5c\u70ba\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u7d93\u5e38\u9700\u8981\u8207\u5404\u7a2e\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u7121\u8ad6\u662f\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MySQL\u3001PostgreSQL\uff09\u9084\u662f\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\uff0cJava\u90fd\u80fd\u5920\u901a\u904e\u4e0d\u540c\u7684\u65b9\u5f0f\u9032\u884c\u9023\u63a5\u3002\u672c\u6587\u5c07\u63a2\u8a0eJava\u5982\u4f55\u9023\u63a5\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n

1. \u9023\u63a5\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h2>\n

\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u662f\u6700\u5e38\u898b\u7684\u6578\u64da\u5eab\u985e\u578b\uff0cJava\u53ef\u4ee5\u901a\u904eJDBC\uff08Java Database Connectivity\uff09\u4f86\u9023\u63a5\u9019\u4e9b\u6578\u64da\u5eab\u3002JDBC\u662f\u4e00\u500bAPI\uff0c\u5141\u8a31Java\u61c9\u7528\u7a0b\u5e8f\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002<\/p>\n

1.1 \u9023\u63a5MySQL\u6578\u64da\u5eab<\/h3>\n

\u8981\u9023\u63a5MySQL\u6578\u64da\u5eab\uff0c\u9996\u5148\u9700\u8981\u6dfb\u52a0MySQL\u7684JDBC\u9a45\u52d5\u3002\u53ef\u4ee5\u5728Maven\u9805\u76ee\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4f9d\u8cf4\uff1a<\/p>\n

\n<dependency>\n    <groupId>mysql<\/groupId>\n    <artifactId>mysql-connector-java<\/artifactId>\n    <version>8.0.26<\/version>\n<\/dependency>\n<\/code><\/pre>\n
\u63a5\u4e0b\u4f86\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u5efa\u7acb\u9023\u63a5\uff1a<\/p>\n
\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class MySQLConnection {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n\n        try {\n            Connection connection = DriverManager.getConnection(url, user, password);\n            System.out.println(\"\u6210\u529f\u9023\u63a5\u5230MySQL\u6578\u64da\u5eab\uff01\");\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n
1.2 \u9023\u63a5PostgreSQL\u6578\u64da\u5eab<\/h3>\n
\u5c0d\u65bcPostgreSQL\u6578\u64da\u5eab\uff0c\u9996\u5148\u9700\u8981\u6dfb\u52a0PostgreSQL\u7684JDBC\u9a45\u52d5\u3002Maven\u4f9d\u8cf4\u5982\u4e0b\uff1a<\/p>\n
\n<dependency>\n    <groupId>org.postgresql<\/groupId>\n    <artifactId>postgresql<\/artifactId>\n    <version>42.2.20<\/version>\n<\/dependency>\n<\/code><\/pre>\n
\u9023\u63a5PostgreSQL\u7684\u4ee3\u78bc\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n
\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.SQLException;\n\npublic class PostgreSQLConnection {\n    public static void main(String[] args) {\n        String url = \"jdbc:postgresql:\/\/localhost:5432\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n\n        try {\n            Connection connection = DriverManager.getConnection(url, user, password);\n            System.out.println(\"\u6210\u529f\u9023\u63a5\u5230PostgreSQL\u6578\u64da\u5eab\uff01\");\n        } catch (SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n
2. \u9023\u63a5\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab<\/h2>\n
\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\uff08\u5982MongoDB\uff09\u5728\u8655\u7406\u5927\u6578\u64da\u548c\u9ad8\u4e26\u767c\u5834\u666f\u4e2d\u8d8a\u4f86\u8d8a\u53d7\u6b61\u8fce\u3002Java\u53ef\u4ee5\u901a\u904eMongoDB\u7684Java\u9a45\u52d5\u4f86\u9023\u63a5\u9019\u4e9b\u6578\u64da\u5eab\u3002<\/p>\n
2.1 \u9023\u63a5MongoDB\u6578\u64da\u5eab<\/h3>\n
\u9996\u5148\uff0c\u9700\u8981\u5728Maven\u4e2d\u6dfb\u52a0MongoDB\u7684\u4f9d\u8cf4\uff1a<\/p>\n
\n<dependency>\n    <groupId>org.mongodb<\/groupId>\n    <artifactId>mongodb-driver-sync<\/artifactId>\n    <version>4.3.1<\/version>\n<\/dependency>\n<\/code><\/pre>\n
\u4ee5\u4e0b\u662f\u9023\u63a5MongoDB\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n
\nimport com.mongodb.MongoClient;\nimport com.mongodb.MongoClientURI;\n\npublic class MongoDBConnection {\n    public static void main(String[] args) {\n        MongoClientURI uri = new MongoClientURI(\"mongodb:\/\/localhost:27017\");\n        MongoClient mongoClient = new MongoClient(uri);\n        System.out.println(\"\u6210\u529f\u9023\u63a5\u5230MongoDB\u6578\u64da\u5eab\uff01\");\n    }\n}\n<\/code><\/pre>\n
3. \u7e3d\u7d50<\/h2>\n
Java\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u5f0f\u4f86\u9023\u63a5\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u5eab\uff0c\u7121\u8ad6\u662f\u95dc\u4fc2\u578b\u9084\u662f\u975e\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u3002\u901a\u904e\u4f7f\u7528JDBC\u548c\u76f8\u61c9\u7684\u9a45\u52d5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u8207\u6578\u64da\u5eab\u9032\u884c\u4ea4\u4e92\u3002\u9019\u4f7f\u5f97Java\u6210\u70ba\u4e00\u500b\u9748\u6d3b\u4e14\u5f37\u5927\u7684\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u61c9\u7528\u5834\u666f\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684Java\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684 \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528Java\u9023\u63a5\u4e0d\u540c\u985e\u578b\u7684\u6578\u64da\u5eab\uff0c\u5305\u62ecMySQL\u3001Oracle\u548cSQLite\uff0c\u638c\u63e1JDBC\u7684\u57fa\u672c\u7528\u6cd5\u548c\u6700\u4f73\u5be6\u8e10\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-61991","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61991","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=61991"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61991\/revisions"}],"predecessor-version":[{"id":61992,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61991\/revisions\/61992"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}