current cast of view

Tags: order inline category label IMM play article Pfile row Tags: Oracle database 2017-01-04 14:40 6709 People read comments (0) favorite reports Classification:database (Wuyi) Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced. It is useful to look at the connection of the data, finish writing the program while testing the code side to see the release of database connections to help optimize the analysis of a robust system program. 1.

The lsof command on Linux allows you to view the files currently used by the current system and, of course, to view network socket communications. $ lsof View all system IO operations $ lsof/etc/passwd View process usage of the file system $ lsof-p $ LSOF-I@AAA.BBB.

Environment Description : MySQL version: 5.5.57-log Operating system version: Red Hat Enterprise Linux Server Release 6.6 (Santiago) Requirements Description :View all tables in the currently used database, but do not query the view or show the view, that is, all the base tables are queriedthe following SQL statements are implemented :SELECT

4 Ways to Identify the logged-in on Your Linux SystemAs a system administrator, you can often (at some point) need to see which users in your system are active. Sometimes you even need to know what they are doing. This article summarizes 4 ways to view system user information (by number (ID)).1. Use the W command to view the process information that the logged on user is usingThe W command is used to displa

As a system administrator, you can often (at some point) need to see which users in your system are active. Sometimes you even need to know what they are doing. This article summarizes 4 ways to view system user information (by number (ID)).1. Use the W command to view the process information that the logged on user is usingThe W command is used to display the names of the users who have logged in to the sy

PHP View ID instance of current session This article mainly introduces PHP to view the current session ID method, the example analysis of two common to get the ID in session skills, very practical value, the need for friends can refer to the following This example describes how PHP looks at the ID of the

Tags: ext list folder Justify top style is add marginLs-l |grep "^-" |wc-l//verified Redhat easy to useOrFind./company-type F | Wc-lView the number of files under a folder, including the subfolders.Ls-lr|grep "^-" |wc-lView the number of folders under a folder, including those in subfolders.Ls-lr|grep "^d" |wc-lDescriptionLs-lLong list output file information in this directory (note the file here, different from the general file, may be the directory, links, device files, etc.)grep "^-"In this c

log list viewAnalysis results in the gv$logmnr_contents view, you can query by the following statement:Select scn,timestamp,log_id,seg_owner,seg_type,table_space,data_blk#,data_obj#,data_objd#,Session#,serial#,username,session_info,sql_redo,sql_undo from Logmnr3 t where T.sql_redo like ' create% ';If you cannot query the Gv$logmnr_contents view correctly and report the following error, ORA-01306: You must

$logmnr_transactionGv$logmnr_logs is the analysis log list viewAnalysis results in the gv$logmnr_contents view, you can query by the following statement:Select scn,timestamp,log_id,seg_owner,seg_type,table_space,data_blk#,data_obj#,data_objd#,Session#,serial#,username,session_info,sql_redo,sql_undo from Logmnr3 t where T.sql_redo like ' create% ';If you cannot query the Gv$logmnr_contents view correctly and

This method is to get the screen shots of current activity through view, not framebuffer way, so there are some limitations. But this method is relatively simple and easy to understand. Get a screenshot of the bitmap format first by using the following function: Copy Code code as follows: Public Bitmap myshot (activity activity) { Get the top view