In MySQL, the code bitsCN.com that uses the While statement to generate test data cyclically is different from that in SQL Server. the code passes the test.
In MSSQL, the while statement is used to generate data cyclically:
Sample code:
Declare @ a int
Set @ a = 1
While @ a Begin
Insert into demotable (id, item1, item2) VALUES (@ a, "abc", "123 ")
Set @ a = @ a + 1
End
In
Linux is not specifically designed for MSSQL access to the library, but between the MSSQL is derived from Sybase, so access to Sybase's library can naturally access Mssql,freetds is such a realization.Perl typically uses DBI to access the database, so after the system has FreeTDS installed, you can use DBI to access the MSSQL
Comparison between MYSQL and MSSQL and MYSQLMSSQL
Recently, I was modifying the MSSQL statements related to a company's product to statements that can be executed on MYSQL.
L Advantage Analysis:
MYSQL is short, easy to use, easy to use, and free to use. Compared with other
This article mainly introduces how PHP imports MSSQL data to MYSQL, and lists two instances to import MSSQL data to MYSQL. it is a very practical technique, it has some reference value. if you need it, you can refer to the following example to describe how PHP imports MSSQL
Comparison with MSSQL to learn about MYSQL (1) -- the basic syntax is mainly used to learn the basic syntax of MYSQL and will be updated in succession.
Syntax differences
Here I mainly talk about different syntaxes.
1. default constraints
Difference: The DEFAULT keyword in mysql is not followed by brackets.
-- Sqlserv
It is often used in the NT Environment to convert a Mysql database to a MSsql database or to a Mysql database. It is easy to use MySql ODBC. You can use MSSQL7 management tools, mysql management tools, and other management tools.Here we will introduce a method of using MMC o
MSSQL and Mysql User-defined functions and stored procedures mysql and mssql user-defined functions without the cut string, such as in the input
(A, B, C ),
We need to obtain a column
DataABC
This is not included in the system itself. you need to define a function. first look at the custom function of MSSQL:CREATE fun
The following articles mainly describe the actual operation procedures of some records of MSSQL to MySQL database, as well as the problems found in the actual operations, including the problem of table creation and coding, the following describes the main content of the article. I hope you will find some gains.
Today, I converted an MSSQL database into
Compare the similarities and differences, so as to deepen the memory of this Article "comparison with MSSQL to learn MYSQL experience (7)" is also the same, the same place is omitted, I will give an example in different places. Thank you for your support of o (∩ _ ∩) o. This section mainly introduces basic queries in MYSQL (M
This article mainly introduces how PHP imports MSSQL data to MYSQL, and lists two instances to import MSSQL data to MYSQL. It is a very practical technique, has some reference value and needs
This article mainly introduces how PHP imports MSSQL data to
Comparison with MSSQL to learn about MYSQL (8) -- insert, update, delete, and mssqlmysql
Similarly, it will only explain the difference between SQL Server and SQL Server.
Insert
Insert multi-row query results into the table
Syntax
INSERT INTO table_name1(column_list1) SELECT (column_list2) FROM table_name2 WHERE (condition)
Insert into select is also supported in SQLSERVER
Table_name1 specifies the table to
Comparison with MSSQL to learn about MYSQL (2) -- display width: Let's first look at the width range of integer data types
Create a table
Create table tb_emp (id BIGINT (1 ))
The data type of the id field is BIGINT (1). Note the following number 1, which indicates the display width specified by the data type and the number of digits that can be displayed.
For example, assume that the year int (4)
I have added my favorite database string connection programs, including mysql, mssql, and access. You can also send other programs.
MSSQL connection string
(1) OLEDBWindows Authentication
The Code is as follows:
Copy code
Quot; Provider = SQLOLEDB; Data Source = PEK7-6TKX23XSQLEXPRESS; Initial Catalog = Test; Trusted_Connection = Yes; qu
This article mainly introduces the operation method for converting MSSQL data to MySQL database (MSSQL2MYSQL). It has been a long time to solve this problem, however, it cannot be solved yet, but at least list the feasible methods and methods I have tried before.
DBConvert for MSSQL and MySQL tools should be used at th
PHP imports MSSQL data to a MYSQL instance. Recently, a previous asp website needs to be converted to php, but php is related to mysql and my asp and mssql, and mssql data needs to be imported to the mysql database, next I wrote a
This article mainly introduces how PHP imports MSSQL data to MYSQL, and lists two instances to import MSSQL data to MYSQL. it is a very practical technique, it has some reference value. if you need it, you can refer to the following example to describe how PHP imports MSSQL
First, we need to know how to import mssqlserver data to the mysql database. First, we need to install mssqlserver2000 on your machine, at the same time, let your machine support php + apache + mysq... first of all, we need to know how to import mssql server data to the mysql database. First, we need to install mssql s
Example: MSSQL mounted in D plate First create an account such as: MSSQL set a good password, remember the password, assign a good group, such as GuetstReverse point D Disk, properties, security, Advanced, add, enter created account name, select: Only the folder, tick: ReadPermissions(third last), point OK. MSSQL Data directory to the
Today, I converted an MSSQL database into mysql. Without a conversion tool, I used the following method to convert data tables with few fields. MSSQL uses the Enterprise Manager and MySQL uses phpMyAdmin.
1. Use the MSSQL Enterprise Manager to open the table structure (desi
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