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151510 1450 Select Se.last_name,se.salary,se.dept_id,temp.avgsalFrom S_emp SE, (Select Dept_id,avg (Salary) AvgsalFrom S_empGROUP BY dept_id) Tempwhere se.dept_id = temp.dept_idand Se.salary > temp.avgsal; 1. Query for employee information2. For example, to find out the staff information in Sector 41st, which is higher than the average salary of department 41st (this department) Select AVG (Salary), dept_idFrom S_empGroup BY DEPT_ID; Select last_name,salary,dept_idFrom S_emp; Select S1.last_na

1. Find the revision number that corresponds to the previous build version, which is the SVN version number: As follows: Fixed version number: 8659Changes sonar issue (detail) v20171129_ Renewal of commodity relations (detail) Start User 10111065 Then click Configure on one of the jobs in Jenkins and go to configure SVN version: Senior... SOURCE Management No

version 2.4.11Full backup and Recovery1. Installing Percona-xtrabackupyum localinstall percona-xtrabackup-24-2.4.11-1.el7.x86_64.rpm -y2. Full backup (piloted with a self-built HELLODB as test data)# innobackupex (--user=root) /backup/默认就是以root用户去备份，这里省略了innobackupex /backup/3. Delete Data simulation corruptionrm -rf /data/mysql/*4. Organize log informationinnobackupex --apply-log /backup/2018-06-15_22-12-06/5. Stop the databasesystemctl stop mariadb6. Recover data to directory and modify perm

payroll/*Trigger time: Before, afterTrigger action: UPDATE, DELETE, insertTrigger object: The SAL column in the EMP tableTrigger Range: Position is manager*//*Block operation using Raise_application_error (as an ID, error hint) method to force an error to be committedError ID is custom, recommended use number between -20000~29999, error prompt custom text*/Create or Repaley trigger Tri2BeforeUpdateof Sal on EMPFor each rowWhen (old.job= ' MANAGER ')BeginRaise_application_error ( -20001, ' Ddssf

Tabledrop table name;drop table test;-----Delete: is a DML statement that requires a commit to take effect and can roll back the undo operation to delete all the data in the table-----can also delete only the data in the condition range, preserving the table structure-----Truncate: Is a DDL statement that directly takes effect and does not need to be committed or rolled back. Quickly delete all data in a table----cannot specify a range deletion, preserving the table structure-----Drop: Is a DDL

resolution plan for that long-running SQL has changed during this periodSelect * from V$sql_planStep4. To view the statistics time for a tableSelect from Dba_tablesStep5. Generating statistics on a tableexec dbms_stats.gather_table_stats (ownname scot ' , Tabname=> " gavin , Estimate_percent=> 3 , Degree=> Span style= "color: #800000; Font-weight:bold; " >32 , Granularity=> " global , cascade => false,no_invalidate=> FALSE); Thanks and regardsPlsql_ Statistical Information Seri

First, JS gets the URL address of the previous access page Document.referrerTo get the URL address of the previous access page the front and back languages are available, for example PHP is $_SERVER[‘HTTP_REFERER‘] , JavaScript is document.referrer .We usually develop, although dealing with URLs is more frequent, but it seems to be seldom used document.referrer . At first I thought it was a poor compatibili

Implementation of the next page on a single WordPress page [Code], wordpress Previous Page The WordPress article page provides functions for the previous article, but we want to go to the single page. php implements the next page of the previous page. The previus_post_link () and next_post_link () functions cannot fully meet my needs, so I need to write the funct

1. Implementation of the writable list element in internal storage. The Node definition refers to the pointer of the forward element, the pointer of the next element, and the value of the current element. Private Static class entry E element;Entry Entry Entry (E element, entry This. Element = element;This. Next = next;This. Previous = previous;}} 2. Create an empty linked list. By default, header poin

Build high performanceASP. NETSite Chapter 7 How to solve memory problems(Previous)-Managed Resource Optimization-MonitoringCLRPerformance In the previous articleArticleThis article describes how to monitorCLRWhether it causes some performance problems. The topics in this article are as follows: Memory problems(Previous) Managed Resource Optimizati

Using the previous command on a Linux Terminal to reduce keyboard input and keyboard input can greatly improve the efficiency of programmers. the use of shortcut keys is a good example. Programmers often use terminals. Is there a similar shortcut on the terminal that can improve our efficiency? How programmers work... information use the previous command to reduce keyboard input and reduce keyboard input o

When you view the properties of a file in Windows Vista, you will see a "Previous Version" tab. However, in many cases, the file Properties dialog box displays "no earlier version" (1 ). What the hell is going on? Figure 1 Previous versions In fact, this "Previous Version" is not hard to understand. You just need to regard it as a "small System Restoration. Why

The page has a hierarchical function. The sub-pages sorted by menu order have links of the previous and next pages, for example:Themes (parent page)---- Z (sublevel page 1)---- ZBorder (sublevel page 2)---- ZSofa (sublevel page 3)If the current page is zBorder, the previous link is zBorder, and the next link is zSofa.Put the following function code into functions. php (note: The function is handwritten and

Original link: Move back to the previous page, just need! Document.referrer detailedThe full text reads as follows:Back to the previous page, on the PC side we can use: history.go(-1) orhistory.back()，可以正常返回第一层。这样，我们不需要上一页的 url 具体是什么，只要使用 history 一般都没啥问题。But on the mobile side, if you want to go back to the previous page. For example, from page A to page B, if b

Build high performanceASP. NETSite Chapter 7 How to solve memory problems(Previous)-Managed Resource Optimization-Analysis of the garbage collection mechanism This chapter describes in detail how to solve the performance problems caused by memory problems.. NetThe kernel is analyzed, and then a solution is provided.ArticleAnd strive to do the following. This article paves the way for the future and is more brilliant. Only by truly understanding

PHP gets the article previous page and next page method, This article explains how PHP gets the previous page and the next page of the article. Share to everyone for your reference. Here's how: Today found a station of the previous page and the next page, there is no problem but the next page is directly to the latest published articles on this channel, accordin

CentOS uses all parameters of the previous command Reducing keyboard input can greatly improve the efficiency of programmers. The use of shortcut keys is a good example. Programmers often use terminals. Is there a similar "shortcut key" on the terminal that can improve our efficiency? The programmer's work is often related to the front and back. Therefore, this article demonstrates how to use the previous c

Obtain the previous article: previous_post_link () and the next article: next_post_link () parameters: 1. The current article is under the same category. 2. If the title, link, and special image of the previous article are only parameters 1, there are official examples: {code ...} I wonder if there is any way... Get previous article: previus_post_link (), get nex

, "", ProductId from__temp__subscription;OrINSERT intoSubscription ()SELECTOrderId, "", ProductId from__temp__subscription; 　　 * Note that the double quote "" is used to supplement the original data that does not exist . 　　 4. Delete temporary tablesDROPTABLE__temp__subscription;With the above four steps, you can complete the migration of the old database structure to the new database structure and also ensure that the data will not be lost for the upgrade.Of course, if you encounter a decrease

Environment: It was launched in 2008, and the deactivating system in 2009 only raised depreciation once in January. 2010. 03 newly purchased assets, an error occurred during depreciation in May April. "after the previous year's settlement, you can only keep your account for the New Year." In May 2009, you normally complete the year's settlement, there is no problem with the asset data. It should be a system bug. I found a SAP solution for this bug and