LOAD DATA INFILE语句用于高速地从文本文件中读取行,并装入一个表中。文件名称必须为一个文字字符串。 LOADDATA[LOW_PRIORITY|CONCURRENT][LOCAL]INFILE'filename.txt'[REPLACE|IGNORE]INTOTABLEtb_name[FIELDS [TERMINTED BY 'string'][[OPTIONALLY]ENCLOSEDBY'char'][ESCAPED BY 'char']][LINES [STARTING BY '...
下面仍然使用前面的mysqlimport命令的例子,用LOAD DATA INFILE语句把同样的文件导入到数据库中: LOAD DATA INFILE "/home/mark/Orders.txt" REPLACE INTO TABLE Orders FIELDS TERMINATED BY ',' ENCLOSED BY '"'; LOAD DATA INFILE语句中有一个mysqlimport工具中没有特点: LOAD DATA INFILE 可以按指定的列把文件...
LOAD DATA INFILE ... [REPLACE|IGNORE] INTO TABLE : replace into 表示如果导入过程中有唯一性约束,直接覆盖;ignore into 则跳过。 LOAD DATA LOCAL INFILE : 在非服务端执行load data需要使用local。比如在 ipA 处登录 ipB 上的mysqld,就需要用到 local 。 可以指定字段: LOAD DATA INFILE ... INTO TABL...
使用LOAD DATA INFILE REPLACE导入CSV文件 除了普通的文本文件,LOAD DATA INFILE REPLACE命令还可以用于导入CSV(逗号分隔值)文件。下面是一个使用LOAD DATA INFILE REPLACE导入CSV文件的示例代码: LOADDATAINFILE'/path/to/data.csv'REPLACEINTOTABLEmy_tableFIELDSTERMINATEDBY','ENCLOSEDBY'"'LINESTERMINATEDBY'\n'IGNOR...
mysql中的load data infile用法 LOAD DATA [LOW_PRIORITY] [LOCAL] INFILE 'file_name.txt' [REPLACE | IGNORE] INTO TABLE tbl_name [FIELDS [TERMINATED BY '\t'] [OPTIONALLY] ENCLOSED BY ''] [ESCAPED BY '\\' ]] [LINES TERMINATED BY '\n'] ...
mysql中的load data infile用法 LOAD DATA [LOW_PRIORITY] [LOCAL] INFILE 'file_name.txt' [REPLACE|IGNORE] INTO TABLE tbl_name [FIELDS [TERMINATED BY '\t'] [OPTIONALLY] ENCLOSED BY ''] [ESCAPED BY '\\' ]] [LINES TERMINATED BY'\n'] ...
LOAD DATA INFILE 是 SELECT ... INTO OUTFILE 的相对语句。把表的数据备份到文件使用SELECT ... INTO OUTFILE,从备份文件恢复表数据,使用 LOAD DATA INFILE。 一、语法 LOAD DATA [LOW_PRIORITY | CONCURRENT] [LOCAL] INFILE 'file_name.txt' [REPLACE | IGNORE] ...
在使用LOAD DATA到MySQL的时候,有2种情况: (1)在远程客户端(需要添加选项:--local-infile=1)导入远程客户端文本到MySQL,需指定LOCAL(默认就是ignore),加ignore选项会放弃数据,加replace选项会更新数据,都不会出现唯一性约束问题。 (2)在本地服务器导入本地服务器文本到MySQL,不指定LOACL,出现唯一性约束冲突,会...
LOAD DATA [LOW_PRIORITY | CONCURRENT] [LOCAL] INFILE 'file_name' [REPLACE | IGNORE] INTO TABLE tbl_name [PARTITION (partition_name [, partition_name] ...)] [CHARACTER SET charset_name] [{FIELDS | COLUMNS} [TERMINATED BY 'string'] [[OPTIONALLY] ENCLOSED BY '...
MySQL 之 LOAD DATA INFILE 快速导入数据 SELECT INTO OUTFILE help select; Name: 'SELECT' Description: S_牛客网_牛客在手,offer不愁