unix shell script for loop exampleĪwk command in Unix : Awk command in Unix or Linux is a powerful command for processing text. Unix shell script for loop example : what is loop statement in Unix shell scripting,what are different type of statement with examples. Complete description is given for each of the command Sed command in unix examples : sed command is a Stream Editor – works as a filter processing input line by line And here are 32 Useful sed command examples in Linux/Unixīasic unix command :Unix Script Tutorial for basic unix command which are used many times. Same are applicable for Linux also.How to kill the process Linux command for Oracle DBA : This page has useful Unix command for Oracle DBA to help you in your day-to-day activities. Unzip tar.gz file in Linux : Check out this post on how to create ,list and unzip Tar.gz file in Linux, how to use bzip2 compression, how to compress and extract using other options So basically you can create jdk directory in any folder by this approach while by first approach,it will always created in /home/oracle/ It create a tar file of jdk and its all inside directory in the current directly where the command is executed Now if you take the tar backup like this cd /home/oracle/ By default, tar will preserve file permissions and ownership when creating the archive. Then It will create file in the same relative path I have to compress a directory using tar.gz preserving not only permissions, but ownership/groups too. It create a tar file of/home/oracle/jdk and its all inside directory in the current directly where the command is executed (1) The relative path is important while extracting file from tarĮxample tar -cvf user_dir.tar /home/oracle/jdk Tar rvf host_dir.tar new.txttar rvf host_dir.tar new/įew important things to note down for tar command line Extract a single directory from tar tar -xvf user_dir.tar /home/oracle/network/admin/ħ.Extract group of files from tar using regular expression tar -xvf oracle_hom.tar -wildcards '*.ora'Ĩ. Adding a file or directory to an existing archive using option -r To extract files from tar file: $tar -xvf user_dir.tarĤ.To tar files as per include options: $tar -cvf user_dir.tar -I list_of_filesĥ. Extract a single file from tar tar -xvf user_dir.tar /home/oracle/network/admin/tnsnames.oraĦ. Lists the contents of the tar file created. Using the tar Command to Create an Archive of Your Home Directory.
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