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  Examples compare strings and numbers in MySQL

  This article mainly introduces examples to compare strings and numbers in MySQL, the contents of the article are carefully selected and edited by the author, with a certain pertinence, for everyone's reference significance is still relatively great, the following with the author to understand the next example to compare strings and numbers in MySQL. In the project

  2022-06-01 19:29:23 Views: 207
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  Can the phpmyadmin primary key be repeated?

  This article mainly introduces the use of phpmyadmin primary key in detail, the sample code in this article is very detailed, zero foundation can also refer to this article, interested friends can refer to it. Can the phpmyadmin primary key repeat? primary key (PRIMARY KEY

  2022-06-01 19:29:23 Views: 226
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  ORA-12034: materialized view log on & quot;SCOTT"."T_ROWID" younger than last refresh

  Insert a piece of data into a materialized view base table Times: ORA-12034: materialized view log on "SCOTT". "T_ROWID" younger than last refreshORA

  2022-06-01 19:29:23 Views: 267
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  The main common problems of error reporting in mysql startup

  The following mainly brings you the main common problems of mysql startup errors. I hope these contents can bring you practical use, which is also the main purpose of this article when I edit mysql startup errors. All right, don't talk too much nonsense, let's just read the following. In

  2022-06-01 19:29:23 Views: 270
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  How to view MySQL version

  Let's learn about the MySQL version viewing method, I believe you will benefit a lot after reading, the text is not much in the essence, hope that the MySQL version of the view method of this short content is what you want. 1. If you are not connected to the MySQL CVM, you just want to check the MySQL version. Open c

  2022-06-01 19:29:19 Views: 276
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  A simple comparison of the high availability schemes of Oracle and MySQL

  Let's talk about the high-availability solutions for simply comparing Oracle and MySQL. The secret of the text is that it is close to the topic. So, let's skip the gossip. Let's just read the following. I'm sure you'll benefit from reading this article that simply compares the highly available solutions of Oracle and MySQL.

  2022-06-01 19:29:05 Views: 205
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  How do I back up the sql database?

  This article mainly introduces the method of backing up sql database in detail for everyone, the detailed explanation of picture and text is easy to learn, it is very suitable for beginners, interested friends can refer to it. Sqlserver 2008 method 1. Select the database to back up-- > right-click-- > Task-- >

  2022-06-01 19:28:59 Views: 235
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  Advantages and disadvantages of redis and mongodb

  Today, the editor will bring you an article that discusses the advantages and disadvantages of redis and mongodb. The editor thinks it's pretty good, so I'll share it for you as a reference. Let's follow the editor and have a look. What is Redis? Redis is an open source program written in ANSI C,

  2022-06-01 19:28:56 Views: 274
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  How does redis lock it?

  This article mainly introduces the method of redis locking, which has certain reference value and can be used for reference by friends who need it. The following information is about the detailed steps of redis locking. The subtables of redis locking commands that can be used by redis are INCR, SETNX, SE

  2022-06-01 19:28:53 Views: 222
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  How to recover the table data of delete by ORACLE

  What this article shares to you is a detailed introduction of how ORACLE restores the table data of delete. I believe most people have not yet learned this skill. In order to make you understand better, I have summarized the following content for you. Without saying much, let's read on. Find the SCN in the redo log file

  2022-06-01 19:28:52 Views: 266
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  View the service name of oracle

  SYS@san > show parameter service_names; SYS@san > show parameter service_names; NAME TYPE VALUEservice_n

  2022-06-01 19:28:22 Views: 253
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  Oracle virtual machine installation steps

  This article focuses on the installation steps of the oracle virtual machine. There is a certain reference value, friends in need can refer to, follow the editor to see the installation steps and methods. Oracle installation virtual machine installation path configuration installation completed-

  2022-06-01 19:28:22 Views: 288
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  The use of sessions_per_user when creating a profile:

  Example: create a profile for xiaoming while allowing two users to connect to SYS@ odb > create profile prof_xiaoming limit sessions_per_user 2

  2022-06-01 19:28:22 Views: 273
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  Redis common commands

  There are two types of Redis commands: 1) key-related commands 2) Service-related commands 1. Key-value-related commands keys: return all key127.0.0.1:6379 > keys * 1) "mail" 2) "ke" for a given pattern

  2022-06-01 19:28:22 Views: 277
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  Damage of sysaux tablespace database block / repair of free block

  The database on the customer's side has not been maintained for a long time, which reflects that there is not enough server space recently. While checking the server space, I stumbled upon a problem with the backup of the database. It is checked that there is a bad block in the database sysaux table space, and the table with the bad block is WRH$_ENQUEUE_STA.

  2022-06-01 19:28:21 Views: 274
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  Common Hint in Oracle (2)

  First, the Hint1 and USE_MERGEUSE_MERGE related to the table join method are Hint for multiple target tables, which means that the optimizer will sort and join the multiple tables we specify as driven tables with other tables or result sets. In USE_MERGE

  2022-06-01 19:28:21 Views: 231
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  Introduction to learning resources for getting started with blockchain

  As we all know, Bitcoin soared last year, and many people invested in mining or investing in Bitcoin, and the underlying technology of Bitcoin is blockchain. This has led to the recent popularity of blockchain technology, which claims to be able to change the future of the Internet so that it can become an Internet that can deliver value. Many little friends are also in dispute.

  2022-06-01 19:28:13 Views: 202
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  Installation testing tutorial for the MySQL benchmark tool sysbench

  The following mainly brings you the installation and testing tutorial of MySQL benchmark tool sysbench. I hope these contents can bring you practical use, which is also the main purpose of this article when I edit the installation and testing tutorial of MySQL benchmark tool sysbench. All right, bullshit.

  2022-06-01 19:28:04 Views: 247
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  Slowquery graphical display MySQL slow Log tool

  Slowquery graphical display MySQL slow log tool online demonstration: http://fander.asuscomm.com:8008/slowquery/slowquery.php background: due to Sky Rabbit Lepus slow query worker

  2022-06-01 19:28:04 Views: 233
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  Phpmyadmin installation steps

  How do I install phpmyadmin? I believe that many novice rookies are ignorant of this. Through the summary of this article, I hope you can gain more. The following information is about how to install phpmyadmin. Step 1 of the installation of phpmyadmin. Open the installation first.

  2022-06-01 19:27:53 Views: 215