Feature Description: Find a file or directory. Syntax: slocate&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-u] [--help] [--version] [D < directory] [Find Files] Supplemental Note: Slocate itself has a database, which contains information about the files and directories in the system. Parameters:-d< ...
Feature Description: Displays file properties. &http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; Syntax: lsattr [-adlrvv][file or directory ...] Supplemental Note: Using Chattr to change the properties of a file or directory, you can execute a lsattr instruction to query its properties. Parameters:-A ...
Feature Description: Remove MS-dos files. Syntax: mdel&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [File ...] Supplemental Note: Mdel is a mtools tool command that simulates MS-DOS's DEL directive to remove files from the MS-DOS file system.
The development of data storage technology in large data age Dalian City College Yang Junsheng data storage technology experienced from manual management to file management, and then to the database management system three stages, database technology in the relational database occupies a major position. The rise of the internet, prompting user data explosion, large data era has come, the storage media capacity and data retrieval speed have put forward higher requirements, traditional relational database is not competent for this role, NoSQL database gradually rise. On the basis of introducing the concept of large data, this paper analyzes the advantages and disadvantages of relational database,...
Function Description: http://www.aliyun.com/zixun/aggregation/18137.html > Delete files or directories. Syntax: RM [-dfirv][--help][--version][file or directory ...] Supplemental Note: Perform RM directives to delete files or directories, and if you want to delete the directory you must add the parameter "-r", otherwise the preset will only delete the file. Parameters:-D or-...
Use Rights: All user usage: cut-cnum1-num2 filehttp://www.aliyun.com/zixun/aggregation/11696.html ">name Description: Show each line from the beginning Count Num1 to num2 text. Example: Shell>> cat Exa ...
Feature Description: Change the group to which the file or directory belongs. Syntax: chgrp&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-CFHRV] [--help] [--version] [Group owned] [File or directory ...] or Chgrp [-cfhrv][--help][--reference=< ...
Absrtact: In this I put the Enterprise site administrator all listed stationmaster ranks, after all they also want to do the website optimization, also has the website source file Management Authority. Enterprise Webmaster is a group of more special groups, because we all know that the ranking changes are normal, optimization in this I put the Enterprise webmaster all listed in the ranks, after all, they also want to do site optimization, also have the site source file Management Authority. Enterprise Webmaster is a group of more special groups, because we all know that the ranking changes are normal, optimization needs a calm heart, but this group is indeed the most difficult to maintain a calm mentality of the enterprise station ...
Function Description: Generate and restore encrypted files. Syntax: rhmask&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Encrypting File] [Output file] or Rhmask [-d][Encrypted file] [source file] [output FILE] Supplemental Note: The implementation of Rhmask directives can make encrypted files to facilitate users on the public network transmission of the file, and ...
Feature Description: Change the name of an MS-DOS file or directory, or move a file or directory. Syntax: mren&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [Source file or directory ...] [Target file or directory] Supplemental Note: Mren is an MS-DOS tool directive that simulates MS-DOS Ren instructions to change the MS-dos file or directory name. In addition, Ren can also move the text ...
Feature Description: Copy MS-dos file. Syntax: mcopy&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-bnmpqt/] [Source file] [Target file or directory] Supplemental Note: Mcopy is a mtools tool directive that copies files in an MS-DOS file system or between MS-DOS and Linux file systems. Mcopy will ms-do ...
Feature Description: Find files. &http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; Syntax: Locate [-D < database file >][--help][--version] [Template style ...] Supplemental Note: Locate instruction is used to find eligible files, it will go to save the file and directory name of the database, find the template ...
Function Description: Remote copy file or directory. Syntax: rcp&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-PR] [source file or directory] [Target file or directory] or rcp [-pr][source file or directory ...] [Target file] Supplemental Note: RCP instructions are used to copy files or directories remotely, such as specifying more than two ...
Function Description: Copy files or directories. &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; syntax: CP [-abdfilpprrsuvx][-s < backup word tail string >][-v < backup mode >][--help][--spares=< use time >][--ver ...
Function Description: Change file properties. Syntax: chattr&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-RV] [-v< Version number [+/-/=< Property] [File or directory ...] Supplemental Note: This directive can change the file or directory attributes that are stored on the ext2 file system, which has the following 8 modes: A: let ...
Function Description: According to diff comparison results, display statistics. Syntax: diff&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-WV] [-n < filename length] [-p < filename length] Supplemental Note: diffstat read the diff output results, and then statistics of the insertion of files, delete, modify the linear ...
Feature Description: Merges the columns of a file. Syntax: paste&http://www.aliyun.com/zixun/aggregation/37954.html >nbsp; [-S] [-D < spacer characters] [--help] [--version] [File ...] Supplemental Note: The Paste directive merges each document in a column-by-column manner. Parameters:-d< interval character &G ...
Feature Description: Connect to a file or directory. &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Grammar: ln [-bdfinsv][-s < word tail Backup string >][-v < backup method >][--help][--version][source file or directory [target file or directory] or & ...
Use Rights: All users: Cat [-ABEENSTTUV] [--help] [--version] fileName Description: Connect the file string to the basic output (screen or add > FileName to another file) parameter:-N OR-- Number starts with 1 for all output lines numbered-B or--number-nonblank and-N, except for blank lines not numbered-s or--squeeze-...
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