guid mysql

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MS SQL GUID

(Transferred from: http://blog.csdn.net/maonongwu/article/details/6327093)GUID IntroductionGUID (Global unique identifier) Globally unique identifier, which is a 16-byte binary value generated by the identity number on the network card (each network

MySQL char (36) is considered to be a GUID-caused BUG and Solution

Sometimes Toad or program may encounter the following errors: System. FormatExceptionThe GUID should contain 32 digits (xxxxxxxx-xxxx-xxxxxxxxxxxx) with four dashes ).Stack Trace:In System. Guid .. ctor (String g)In MySql. Data. Types.

C # ways to connect to MySQL and solutions to the GUID problems that arise

My environment:Win7 64-bitMySQL (version: Mysql-installer-community-5.7.4.0-m14.1411728256.msi)VS2012Using C # to connect to MySQL, I personally think it is a very bad thing, but in practice, I really have encountered such a situation. In order to

UUID (guid)

UUID and guid UUID is a string generated after the 32-byte string is separated by four hyphens (-), with a total length of 36 bytes. For example: 550e8400-e29b-41d4-a716-446655440000 Http://gohands.blogbus.com/logs/147479174.html GUID is

Comparison of test GUID and int self-increment primary key performance in MySQL summary applicable scenario "turn"

one. Create the following three data tables: INT primary key self-increment table, GUID primary key table, relational table associated with the above two tables tbl_test_relationCREATE TABLE ' tbl_test_int ' (' id ' INT (one) not NULL auto_increment,

MySQL performance optimization GUID primary key

Because the system uses a large number of GUIDs as primary keys, the data file is large and the data query speed is slow. The intent is converted to an int primary key. First look at the results of the next single table test GUID and int as the

7.3 Hibernate: Built-in builder--GUID

Uses a GUID generated by a database of type string. guid:globally Unique Identifier, a globally unique identifier, also known as a UUID, is a 128-bit long number, expressed as a 16 binary. The core idea of the algorithm is to combine the machine's

Set the primary key. In general, int & gt; Guid/string, guidstring

Set the primary key. In general, int> Guid/string, guidstringSet the primary key. In general, int> Guid/string   Generally, setting int as the primary key is more

MyEvent. js javascript cross-browser event framework

How complicated is event? It can be seen how the best addEvent came into being six years ago, and jQuery paid more than one thousand six hundred lines of hard-earned code (v 1.5.1) after six years, the browser with various cores is ready.I tried to

C # using Mysqlbackup.net to back up MySQL database

First of all, there is no technical skill in this blog post, and I hope you will have mercy. Okay, let's get to the subject.Let's introduce this mysqlbackup.net DLL.is a foreign open source Works official website https://mysqlbackupnet.codeplex.com/

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