{"id":538,"date":"2021-07-28T20:50:02","date_gmt":"2021-07-28T12:50:02","guid":{"rendered":"https:\/\/egonlin.com\/?p=538"},"modified":"2021-07-30T10:36:47","modified_gmt":"2021-07-30T02:36:47","slug":"%e5%bf%ab%e9%80%9f%e5%af%bc%e5%87%ba%e5%92%8c%e5%af%bc%e5%85%a5","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=538","title":{"rendered":"\u5feb\u901f\u5bfc\u51fa\u548c\u5bfc\u5165"},"content":{"rendered":"

\u5feb\u901f\u5bfc\u51fa\u548c\u5bfc\u5165<\/h1>\n

\u4e00 \u4ecb\u7ecd<\/h2>\n

\u200b \u5728\u516c\u53f8\u4e2d\uff0c\u5982\u679c\u8fd0\u8425\u6216\u8005\u4ea7\u54c1\u624b\u91cc\u6709\u51e0\u5343\u4e07\u751a\u81f3\u51e0\u4ebf\u6761\u6570\u636e\uff0c\u8981\u6c42\u4f60\u5c06\u5176\u5bfc\u5165\u6570\u636e\u4e2d\uff0c\u8bf7\u95ee\u5982\u4f55\u505a\uff1f<\/p>\n

\u200b \u5982\u679c\u4f60\u4f9d\u636e\u8fd0\u8425\u6216\u4ea7\u54c1\u4ea4\u7ed9\u4f60\u7684\u6570\u636e\u6587\u4ef6\u76f4\u63a5\u4f7f\u7528insert\u8bed\u53e5\uff0c\u4e00\u884c\u4e00\u884c\u5730\u6279\u91cf\u63d2\u5165\uff0c\u90a3\u81f3\u5c11\u9700\u89811-2\u5929\u65f6\u95f4\u624d\u80fd\u63d2\u5165\u5b8c\u6bd5\uff0c\u6b64\u65f6\u6211\u4eec\u53ef\u4ee5\u7528LOAD DATA INFILE\u8bed\u53e5\u3002<\/p>\n

\u200b LOAD DATA INFILE<\/code>\u8bed\u53e5\u53ef\u4ee5\u4ece\u4e00\u4e2a\u6587\u672c\u6587\u4ef6\u4e2d\uff0c\u5c06\u6570\u636e\u4ee5\u5f88\u9ad8\u7684\u901f\u5ea6\u8bfb\u5165\u4e00\u4e2a\u8868\u4e2d\u3002MySQL\u5b98\u65b9\u6587\u6863\u4e5f\u8bf4\u660e\u4e86\uff0c\u8be5\u65b9\u6cd5\u6bd4\u4e00\u6b21\u6027\u63d2\u5165\u4e00\u6761\u6570\u636e\u6027\u80fd\u5feb20\u500d\u3002<\/p>\n

\u200b \u6b64\u5916\uff0cmysql\u4e5f\u652f\u6301\u5feb\u901f\u5bfc\u51fa\u8bed\u53e5SELECT INTO OUTFILE<\/code><\/p>\n

\u200b \u4f7f\u7528MySQL\u7684SELECT INTO OUTFILE \u3001LOAD DATA INFILE\u5feb\u901f\u5bfc\u51fa\u5bfc\u5165\u6570\u636e<\/strong>\uff0c12G\u7684\u6570\u636e\u5bfc\u51fa\u7528\u65f63\u5206\u949f\u5de6\u53f3\uff0c\u5bfc\u5165\u7528\u65f64\u5206\u949f\u5de6\u53f3\uff08\u6267\u884c\u65f6\u95f4\u6839\u636e\u673a\u5668\u7684\u914d\u7f6e\u4f1a\u6709\u6240\u4e0d\u540c\uff0c\u4e0d\u5177\u6709\u53c2\u8003\u4ef7\u503c\uff09<\/p>\n

\u4e8c \u5feb\u901f\u5bfc\u51fa<\/h2>\n

\u8868\u7684\u5feb\u901f\u5bfc\u51fa<\/p>\n

\u8bed\u6cd5\uff1a\nSELECT... INTO OUTFILE \u5bfc\u51fa\u6587\u672c\u6587\u4ef6\n\n\u8981\u60f3\u5bfc\u51fa\u6210\u529f\uff0c\u9700\u8981\u8bbe\u7f6e\u5b89\u5168\u76ee\u5f55\u624d\u884c\nvim \/etc\/my.cnf\n[mysqld]\nsecure-file-priv=\/tmp\n\n\u793a\u4f8b\uff1a\nSELECT * FROM db1.t1\n    INTO OUTFILE '\/tmp\/db1_t1.txt'\n    FIELDS TERMINATED BY ','      -- \u5b9a\u4e49\u5b57\u6bb5\u5206\u9694\u7b26\n    OPTIONALLY ENCLOSED BY '"'    -- \u5b9a\u4e49\u5b57\u7b26\u4e32\u4f7f\u7528\u4ec0\u4e48\u7b26\u53f7\u62ec\u8d77\u6765\n    LINES TERMINATED BY '\\n';     -- \u5b9a\u4e49\u6362\u884c\u7b26<\/code><\/pre>\n
\u5feb\u901f\u5bfc\u5165<\/p>\n
\u8bed\u6cd5\nLOAD DATA INFILE \u5bfc\u5165\u7684\u6587\u672c\u6587\u4ef6\u8def\u5f84\n\n\u793a\u4f8b\nmysql> DELETE FROM student1;\nmysql> create table new_t1(\u8868\u7ed3\u6784\u4e0e\u6587\u4ef6\u4e2d\u6570\u636e\u4fdd\u6301\u4e00\u81f4);\nmysql> LOAD DATA INFILE '\/tmp\/db1_t1.txt'\n            INTO TABLE new_db.new_t1\n            FIELDS TERMINATED BY ','\n            OPTIONALLY ENCLOSED BY '"'\n            LINES TERMINATED BY '\\n';<\/code><\/pre>\n
\u5176\u4ed6\u5bfc\u51fa<\/p>\n
mysql \u547d\u4ee4\u5bfc\u51fa\u6587\u672c\u6587\u4ef6\n\u793a\u4f8b:\n# mysql -u root -pEgon123 -e 'select * from db1.t1' > \/tmp\/db1_t1.txt\n# mysql -u root -pEgon123 --xml -e 'select * from db1.t1' > \/tmp\/db1_t1.xml\n# mysql -u root -pEgon123 --html -e 'select * from db1.t1' > \/tmp\/db1_t1.html<\/code><\/pre>\n
\u4e09 \u793a\u4f8b<\/h2>\n
1\u3001\u51c6\u5907\u6d4b\u8bd5\u6570\u636e<\/p>\n
create database egon_test;\nuse egon_test;\ncreate table employee(\nid int not null unique auto_increment,\nname varchar(20) not null,\nsex enum('male','female') not null default 'male', \nage int(3) unsigned not null default 28,\nhire_date date not null,\npost varchar(50),\npost_comment varchar(100),\nsalary double(15,2),\noffice int, \ndepart_id int\n);\n\n#\u63d2\u5165\u8bb0\u5f55\n#\u4e09\u4e2a\u90e8\u95e8\uff1a\u6559\u5b66\uff0c\u9500\u552e\uff0c\u8fd0\u8425\ninsert into employee(name,sex,age,hire_date,post,salary,office,depart_id) values\n('egon','male',18,'20170301','God',7300.33,401,1),\n('alex','male',78,'20150302','teacher',1000000.31,401,1),\n('wupeiqi','male',81,'20130305','teacher',8300,401,1),\n('yuanhao','male',73,'20140701','teacher',3500,401,1),\n('liwenzhou','male',28,'20121101','teacher',2100,401,1),\n('jingliyang','female',18,'20110211','teacher',9000,401,1),\n('jinxin','male',18,'19000301','teacher',30000,401,1);<\/code><\/pre>\n
\u8bbe\u7f6e\u5b89\u5168\u76ee\u5f55\u4e3a\/tmp\uff0c\u5e76\u91cd\u542f<\/p>\n
vim \/etc\/my.cnf\n[mysqld]\nsecure-file-priv=\/tmp<\/code><\/pre>\n
\u5feb\u901f\u5bfc\u51fa<\/p>\n
SELECT * FROM egon_test.employee\n    INTO OUTFILE '\/tmp\/test.txt'\n    FIELDS TERMINATED BY ','      -- \u5b9a\u4e49\u5b57\u6bb5\u5206\u9694\u7b26\n    OPTIONALLY ENCLOSED BY '"'    -- \u5b9a\u4e49\u5b57\u7b26\u4e32\u4f7f\u7528\u4ec0\u4e48\u7b26\u53f7\u62ec\u8d77\u6765\n    LINES TERMINATED BY '\\n';     -- \u5b9a\u4e49\u6362\u884c\u7b26<\/code><\/pre>\n
\u5bfc\u5165<\/p>\n
# \u521b\u5efa\u8868\uff0c\u8868\u7ed3\u6784\u4e0e\u6570\u636e\u4fdd\u6301\u4e00\u81f4\ncreate database if not exists test;\nuse test;\ncreate table t1(\n    id int not null unique auto_increment,\n    name varchar(20) not null,\n    sex enum('male','female') not null default 'male', \n    age int(3) unsigned not null default 28,\n    hire_date date not null,\n    post varchar(50),\n    post_comment varchar(100),\n    salary double(15,2),\n    office int, \n    depart_id int\n);\n\n# \u5feb\u901f\u5bfc\u5165\nLOAD DATA INFILE '\/tmp\/test.txt'\n    INTO TABLE test.t1\n    FIELDS TERMINATED BY ','\n    OPTIONALLY ENCLOSED BY '"'\n    LINES TERMINATED BY '\\n';<\/code><\/pre>\n
\u56db \u6570\u636e\u5e93\u8fc1\u79fb<\/h2>\n
4.1 \u4e3a\u4f55\u8981\u8fc1\u79fb\u6570\u636e\u5e93<\/h3>\n
\u6570\u636e\u5e93\u8fc1\u79fb\u662f\u6211\u4eec\u7ecf\u5e38\u53ef\u9047\u5230\u7684\u95ee\u9898\uff0c\u5bf9\u4e8e\u5c11\u91cf\u7684\u6570\u636e\uff0c\u8fc1\u79fb\u57fa\u672c\u4e0a\u4e0d\u4f1a\u6709\u4ec0\u4e48\u95ee\u9898\u3002\u751f\u4ea7\u73af\u5883\u4e2d\uff0c\u6709\u4ee5\u4e0b\u60c5\u51b5\u9700\u8981\u505a\u8fc1\u79fb\u5de5\u4f5c\uff1a<\/p>\n