Plsql_ executing 100 million data insert long script How to determine how long it takes V$sql/v$sqltext/v$sqlarea/v$sql_plan (case) (Monitor SQL Efficiency)

2014-08-27 BaoxinjianI. Summary When executing long-time plsql, it is sometimes necessary to see how well the program is running, how much data has been processed, and how much data is needed to be processed.If the special log module in the

DBCA times wrong: ORA-12705 (Nls_lang=american_america. UTF8);

#add by ZExport Oracle_base=/u01/oracleExport oracle_home=/u01/oracle/11.02Export Oracle_sid=zExport path= $PATH: $ORACLE _home/bin: $ORACLE _homeExport ld_library_path= $ORACLE _home/lib:/usr/lib:/lib: $ORACLE _home#export nls_lang= Al32utf8Export

Hibernate annotation method realizes 1-n bidirectional Association

Since hibernate can be reverse engineered, tables can be created automatically in the database, so data dictionary content is not available here. As an example of Weibo or blog, users and blogs belong to a one-to-many relationship, that is, the 1-n

"Thinkinginc++" 43, built-in type encapsulated in a class

Built-in typeC + + data types include:1) built-in basic data types, such as Integer, float, Boolean, etc., all have a keyword corresponding to, such as Int,float,bool-2) C + + STL (standard library) introduces some extension types, which are

Comparison of string input methods (with carriage return without carriage return input)

1.scanfCHARSTR[15];scanf ("%s", str);ABC 1231) do not read into spaces and enter, end from space2) The input string is longer than the number of character array elements no error3) When the input is a character pointer, the pointer must already

Sublime text3: Support GBK Encoding

To enable sublime text3 to support GBK encoding, the basic principle is to install package control, and then install the package of converttoutf8 through package control. The method is as follows: press Ctrl + ~ Open the command line and enter

Convert binary to decimal

The addition and multiplication operations of binary numbers are as follows: 0 + 0 = 0 0 + 1 = 1 + 0 = 1 1 + 1 = 10 0x0 = 0 0x1 = 1x0 = 0 1x1 = 1The principle of converting a binary number to a decimal number is to expand the polynomial and form of

Unable to receive boot broadcast events and alternative solutions

 In Android, Google engineers restricted the sending sequence of the boot broadcast to reinforce the Android system and make it safer. System start-> System Application Start-> send boot broadcast-> normal app start. As a result, the normal app

Server Authentication Method

Server authentication method: 1. Cookie-based authentication. The server uses cookies to authenticate the users in each request. 2. Newer methods, based on Token-based authentication, rely on the signing token sent to each request on the server. Why

Anti-spoofing Art

In order to cooperate with csdn's book reading activity, I read the book as soon as I received it. I used the three-day holiday to read the book and write down the post-reading feeling, which enriched my vacation. The full name of the book is "the

Avenza. Geographic. imager. v3.4 1cd

Avenza. Geographic. imager. v3.4 1cd Avenza. mapublisher.8.6 1cd Compilerfor STMicroelectronics micron 8 cosmic cx00008 4.2.8 1cd Intergraph smartplant 3D 2009-iso 1dvd Solidcam 2011 SP5 for SolidWorks 2009-2012 Win32 1dvd Solidcam 2011 SP5 for

Use Configuration Manager to configure the report service

1. log on to the SQL Server server and open the Reporting Services Configuration Manager. 2. Click the service account and set the Service Running Account to "local system" 650) This. width = 650; "Height =" 295 "Title =" clip_image002 "style ="

Drop-down box Association (controls whether the child box is displayed based on the value selected in the parent box)

// Set two divs to implement // Jdzt1, jdzt is two drop-down box IDS Jquery (document). Ready (function (){ VaR jdzt1 = Document. getelementbyid ("jdzt1"). value; VaR jdzt = Document. getelementbyid ("jdzt"). value; If (jdzt! = "0 "){ Jdzt1 =

Yii framework implements a 60-second countdown to text message verification on the registration page

Let's start with a simple example. We use jquery to implement a 60-second countdown for text message verification, and then explain how to implement it in the yii framework. The above is very simple to use jquery directly to implement

[OC learning-28] archiving and archiving of custom objects: Example and summary

Archiving objects is similar to copying objects, that is, the Protocol is required. Why is there no archiving protocol for nsstring and nsnumber objects in the past? Because they come with their own. Therefore, if we want to archive custom objects

After redrain is developed, the test program is released.

Reprinted, please describe the original source. Thank you ~~ I have been using duilib to develop a cool dog-like player for about 50 days since the summer vacation. The intention of doing cool dog imitation is to look at the original cool dog

Grammar, language, and regular expression

Grammar forms are defined in classification A context-independent grammar consists of four elements: A collection of terminologies, also known as lexical units. A non-terminator set, also known as a syntax variable. A generative set. A start

Bzoj 3627 jloi2014 route planning hierarchy chart + heap optimization spfa jloi2014 all achieved!

Given an undirected graph, each edge has edge weight, and some points have the right. Some points are gas stations, and the shortest path from the start point to the end point is obtained, so that the number of authorized points does not exceed K

Poj 3041 asteroids (binary matching template)

Question link: http://poj.org/problem? Id = 3041 DescriptionBessie wants to navigate her spaceship through a dangerous asteroid field in the shape of an n x n grid (1 Fortunately, Bessie has a powerful weapon that can vaporize all the asteroids

Anti-Virus Attack and Defense study article 005th: Add a section to implement code Implantation

I. Preface In the previous article, we discussed a big problem of code implantation by using gaps, that is, the length of the code we want to implant cannot be larger than the gap, otherwise, you need to cut your code into several parts and insert

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