default collation

Unable to log in because the default encoding is set in the configuration documentComment It out and the problem will be solved.You can't find the line of txt = ' a ' in Utf8_bin, and Utf8_general_ci can.Utf8_general_ci is not case-sensitive, you

This is the definition of collate on books online. When I was helping my colleagues solve a database problem today, I encountered the cannot resolve collation conflict for equal to operation,Update sec_usrdata Set userid = new_id From sec_usrdata,

Take you 5 minutes to understand MySQL Character Set settings, mysql Character SetI. Content Overview When using MySQL, it is important to understand the concepts of character sets and collation, and the impact of different settings on data storage

1.sp_helpsort SELECT serverproperty (' collation ')See your sorting rules.But you should have something to do with the character set.2. Change Server Collation Changing the default collation of an instance of SQL Server 2005 can be complex,

Http://www.codesoil.net/tag/charset   Character Set Problem in PHP + mysql4.1 + Like many people, I found this problem only when I transferred my blog. Although it is a very old problem, here we will summarize the relevant knowledge to help

What are collation rules? The collation specifies the bit pattern that represents each character. It also specifies the rules for sorting and comparing characters. Collations have the following characteristics: Language Case sensitive Accent

Khan, today by the SQL Server COLLATE clause big play a, watch online help not careful! Let yourself around a large circle, later look at Ms Help to be careful, the thing is this: Afternoon, the eldest brother sent us a section of SQL Script, we

Create a databaseUse sqlite3.exe in the region. The data creation command is as follows:Sqlite3 db_name.xx;The database name is arbitrary. After creation, the database is directly entered. If the file exists, the database is opened directly; SQL

NullIntegerRealTextBlobBut in fact, sqlite3 also accepts the following data types:Smallint is an integer of 16 bits.An integer of 32-bit interger.Decimal (P, S) P exact value and the decimal integer of s size. Exact value P refers to the number of

ArticleDirectory 1. Storage category 3. Comparison expression 4. Operators 5. Classification, sorting, and hybrid selection 6. Other affinity Modes 7. User-Defined proofreading Sequence 1. Storage category The second

Brief Description Character set and proofing rules A character set is a set of symbols and encodings. A proofing rule is a set of rules used to compare characters within a character set. MySQL in collation to provide strong support, oracel in this

Mysql character set setting has recently been working on a project related to mysql proxy, which involves parsing SQL statements. I didn't know much about mysql before. as the project progresses, I had to make up for it. Today, I suddenly saw

Char varchar varchar2 the difference http://blog.csdn.net/honglei_zh/article/details/7172538Difference:1. The length of the char is fixed, and the length of the VARCHAR2 is changeable, for example, storing the string "abc", for Char (20), which

This post explains the collation collations from three aspects. These include an overview, how to use, and operations that support sorting. First, we introduce a summary of the collation Sorting Rules Overview Collations provide a set

MySQL database in the query, sometimes the English letter case sensitive, sometimes not, mainly by the MySQL character validation rules of the setting of the decision, usually by default is not supported uppercase and lowercase sensitive. 1. What

Use case First, let's look at an example: There is a user table User (username VARCHAR (5) character set utf8COLLATE utf8_general_ci ); Record ('username'); and ('username '); Select * from User where username = 'username'; two data items are

This article defines collations and describes how to transform the collation of a database in Microsoft SQL Server. The same concepts and discussions about SQL Server 2000 apply to SQL Server 2005. What are collation rules? The collation specifies

Mysql character set and verification analysis use case first let's look at an example: there is a user table www.2cto.com User (username VARCHAR (5) character set utf8COLLATE utf8_general_ci); There is a record ('username '); and ('username'); Use

Mysql character set and verification analysis bitsCN.com Mysql character set and verification analysis use case first let's look at an example: there is a user table User (username VARCHAR (5) character set utf8COLLATE utf8_general_ci); there is a

VS in the new lightweight database localdb, there is this, the developer will not have to install a large SQL Server, can easily test running small projects, since it is a lightweight database, it abandoned a large body, of course, will also be