\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08DBMS\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002IBM\u7684DB2\u662f\u4e00\u6b3e\u529f\u80fd\u5f37\u5927\u7684\u95dc\u806f\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u4f01\u696d\u74b0\u5883\u4e2d\u3002\u638c\u63e1DB2\u7684\u547d\u4ee4\u57f7\u884c\u65b9\u5f0f\uff0c\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u662f\u4e00\u9805\u5fc5\u5099\u6280\u80fd\u3002\u672c\u6587\u5c07\u4ecb\u7d39DB2\u547d\u4ee4\u7684\u57fa\u672c\u64cd\u4f5c\u65b9\u5f0f\uff0c\u5e6b\u52a9\u8b80\u8005\u8f15\u9b06\u4e0a\u624b\u3002<\/p>\n
DB2\u63d0\u4f9b\u4e86\u4e00\u500b\u547d\u4ee4\u884c\u4ecb\u9762\uff08CLI\uff09\uff0c\u7528\u6236\u53ef\u4ee5\u901a\u904e\u9019\u500b\u4ecb\u9762\u57f7\u884c\u5404\u7a2e\u6578\u64da\u5eab\u64cd\u4f5c\u3002\u8981\u4f7f\u7528DB2\u547d\u4ee4\u884c\uff0c\u9996\u5148\u9700\u8981\u5b89\u88ddDB2\u5ba2\u6236\u7aef\uff0c\u4e26\u914d\u7f6e\u597d\u74b0\u5883\u8b8a\u91cf\u3002\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u63d0\u793a\u7b26\u6216\u7d42\u7aef\u9032\u5165DB2\u74b0\u5883\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5DB2 CLI\uff1a<\/p>\n
db2<\/code><\/pre>\n\u9023\u63a5\u5230\u6578\u64da\u5eab<\/h2>\n
\u5728\u57f7\u884c\u4efb\u4f55\u64cd\u4f5c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u9023\u63a5\u5230\u4e00\u500b\u6578\u64da\u5eab\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u9023\u63a5\u5230\u6307\u5b9a\u7684\u6578\u64da\u5eab\uff1a<\/p>\n
CONNECT TO USER USING <\/code><\/pre>\n\u4f8b\u5982\uff0c\u5982\u679c\u8981\u9023\u63a5\u5230\u540d\u70ba\u201cMYDB\u201d\u7684\u6578\u64da\u5eab\uff0c\u4f7f\u7528\u7528\u6236\u540d\u201cadmin\u201d\u548c\u5bc6\u78bc\u201cpassword\u201d\uff0c\u53ef\u4ee5\u57f7\u884c\uff1a<\/p>\n
CONNECT TO MYDB USER admin USING password<\/code><\/pre>\n\u57f7\u884c\u57fa\u672c\u7684SQL\u67e5\u8a62<\/h2>\n
\u9023\u63a5\u6210\u529f\u5f8c\uff0c\u53ef\u4ee5\u958b\u59cb\u57f7\u884cSQL\u67e5\u8a62\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n
\u9078\u64c7\u6578\u64da<\/h3>\n
\u8981\u5f9e\u8868\u4e2d\u9078\u64c7\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528SELECT\u8a9e\u53e5\uff1a<\/p>\n
SELECT * FROM <\/code><\/pre>\n\u4f8b\u5982\uff0c\u5f9e\u540d\u70ba\u201cEMPLOYEES\u201d\u7684\u8868\u4e2d\u9078\u64c7\u6240\u6709\u6578\u64da\uff1a<\/p>\n
SELECT * FROM EMPLOYEES<\/code><\/pre>\n\u63d2\u5165\u6578\u64da<\/h3>\n
\u8981\u5411\u8868\u4e2d\u63d2\u5165\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528INSERT\u8a9e\u53e5\uff1a<\/p>\n
INSERT INTO (, ) VALUES (, )<\/code><\/pre>\n\u4f8b\u5982\uff0c\u5411\u201cEMPLOYEES\u201d\u8868\u4e2d\u63d2\u5165\u4e00\u689d\u65b0\u8a18\u9304\uff1a<\/p>\n
INSERT INTO EMPLOYEES (NAME, AGE) VALUES ('John Doe', 30)<\/code><\/pre>\n\u66f4\u65b0\u6578\u64da<\/h3>\n
\u8981\u66f4\u65b0\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528UPDATE\u8a9e\u53e5\uff1a<\/p>\n
UPDATE SET = WHERE <\/code><\/pre>\n\u4f8b\u5982\uff0c\u5c07\u201cJohn Doe\u201d\u7684\u5e74\u9f61\u66f4\u65b0\u70ba31\uff1a<\/p>\n
UPDATE EMPLOYEES SET AGE=31 WHERE NAME='John Doe'<\/code><\/pre>\n\u522a\u9664\u6578\u64da<\/h3>\n
\u8981\u522a\u9664\u8868\u4e2d\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528DELETE\u8a9e\u53e5\uff1a<\/p>\n
DELETE FROM WHERE <\/code><\/pre>\n\u4f8b\u5982\uff0c\u522a\u9664\u540d\u70ba\u201cJohn Doe\u201d\u7684\u8a18\u9304\uff1a<\/p>\n
DELETE FROM EMPLOYEES WHERE NAME='John Doe'<\/code><\/pre>\n\u67e5\u770b\u6578\u64da\u5eab\u7d50\u69cb<\/h2>\n
\u4e86\u89e3\u6578\u64da\u5eab\u7684\u7d50\u69cb\u5c0d\u65bc\u6709\u6548\u7ba1\u7406\u6578\u64da\u81f3\u95dc\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u6578\u64da\u5eab\u4e2d\u7684\u8868\uff1a<\/p>\n
LIST TABLES<\/code><\/pre>\n\u8981\u67e5\u770b\u7279\u5b9a\u8868\u7684\u7d50\u69cb\uff0c\u53ef\u4ee5\u4f7f\u7528DESCRIBE\u547d\u4ee4\uff1a<\/p>\n
DESCRIBE <\/code><\/pre>\n\u7d50\u8ad6<\/h2>\n
\u638c\u63e1DB2\u547d\u4ee4\u7684\u57fa\u672c\u64cd\u4f5c\u65b9\u5f0f\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u901a\u904e\u672c\u6587\u4ecb\u7d39\u7684\u9023\u63a5\u3001\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u7b49\u57fa\u672c\u547d\u4ee4\uff0c\u8b80\u8005\u53ef\u4ee5\u8f15\u9b06\u4e0a\u624bDB2\u7684\u4f7f\u7528\u3002\u96a8\u8457\u5c0dDB2\u7684\u6df1\u5165\u4e86\u89e3\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u597d\u5730\u61c9\u5c0d\u5404\u7a2e\u6578\u64da\u7ba1\u7406\u6311\u6230\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 \u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u90e8\u7f72\uff0c\u6211\u5011\u7684 \u4e91\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8f15\u9b06\u638c\u63e1DB2\u547d\u4ee4\u57f7\u884c\u7684\u5be6\u969b\u64cd\u4f5c\u65b9\u5f0f\uff0c\u63d0\u4f9b\u7c21\u660e\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u52a9\u4f60\u5feb\u901f\u4e0a\u624b\u6578\u64da\u5eab\u7ba1\u7406\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-171925","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171925","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=171925"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171925\/revisions"}],"predecessor-version":[{"id":171926,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171925\/revisions\/171926"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}