This article from the technical community “Technology Sharing | Inventory of All Scenarios for MySQL to Create Internal Temporary Tables” explains the application scenarios of temporary tables, you can learn about it. A temporary table is a table that temporarily stores data. This type of table will be automatically cleaned up at the end of […]
Tag: temporary
oracle switches temporary table spaces, creates indexes, creates temporary tables, and creates large and small table spaces
1. The temporary table space of the switched database is temp1/the undo table space of the switched database is undotbs01 1. View the table space of the current database select tablespace_name from dba_tablespaces; It was found that there are no above two table spaces. 2. Create temp1 temporary table space and undotbs01 table space #Create […]
[Linux Create Temporary File API] The fleeting light in programming: the art and wisdom of temporary files. Analysis of tmpnam, tmpfile, mkstemp, mkdtemp and other functions…
Directory title Chapter 1: Understanding the Creation and Management of Temporary Files 1. Use the `tmpnam` function Details summary Chapter 2: Exploring the life cycle management of temporary files 1. Use the `tmpfile` function 2. Use the `mkstemp` and `mkdtemp` functions Life cycle comparison Chapter 3: Practical applications and best practices of temporary files 1. […]
var, let, const variable promotion temporary dead zone
1. var, let, const They are three ways to declare variables in JavaScript, among which let and const are two new ways for JavaScript in ES6. There are three parts to declaring variables with var and let: 1. Creation, 2. Initialization to undefined, and 3. Assignment. What const declares is a constant. Once declared, the […]
[Experiment 4 Oracle Database Security Management] Create a user named Tom, use password authentication, the password is Tom, the default table space is USERS table space, the temporary table space is TEMP, and the quota on the USERS table space is 10M.
Experiment 4 Oracle Database Security Management 1. Purpose of the experiment (1) Master the implementation of Oracle database security control. (2) Master Oracle database user management. (3) Master Oracle database permission management. (4) Master Oracle database role management. (5) Understand the management of Oracle database profiles. (6) Understand Oracle database auditing. 2. Experimental requirements (1) […]
session file inclusion, deserialization and temporary file rce
Detailed explanation of the principle ctfshow web 263 ctfshow Novice Cup Rock Paper Scissors Here we can find that the processor used by the server is php_serialize, which is different from the current page processor and will cause some problems during deserialization. At the same time, the cleanup configuration is not enabled and automatic session […]
How to use local temporary tables of GaussDB (DWS) for data processing?
This article is shared from the Huawei Cloud Community “GaussDB (DWS) Temporary Table Series – Local Temporary Table”, author: acydy. GaussDB (DWS) supports three forms of temporary tables from version 8.2.1: local temporary tables, volatile temporary tables, and global temporary tables. This article first introduces the local temporary table function of DWS. Features of local […]
Qt file directory operations QDir, QFile, QTemporaryDir/File, QTextStream, QDataStream, QSettings, QFileInfo, QFileSystemWatch
Abstract: This Qt blog post mainly introduces which classes can be used when processing file directory operations in Qt development, what are the functions of these classes, how to use them roughly, common class methods of classes and related matters that need to be paid attention to. Wait, for more details, you need to search […]
java generates temporary file txt and compresses it into zip
1: zip tool class import lombok.extern.slf4j.Slf4j; import org.springframework.util.StringUtils; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletResponse; import java.io.BufferedInputStream; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.OutputStream; import java.net.URLEncoder; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.Objects; import java.util.zip.ZipEntry; import java.util.zip.ZipOutputStream; @Slf4j public class ZipUtil {<!– –> /** * Set the return front-end file name * @param response response * […]
[Database] Sql Server 2022 obtains target data through logical processing through temporary tables and cursor traversal
2023, Week 39. Give yourself a goal, and then stick to it and you will always get something. If you don’t believe me, try it! Today, a friend asked me about a problem with Sql Server data processing. I just wanted to review the knowledge about Sql Server temporary tables and cursors. Directory 1. Description […]