


A method to migrate data from SQL Server 7.0 to MySQL_PHP Tutorial
How to migrate data from Microsoft SQL Server 7.0 to MySQL
Zhbforce
I guess everyone likes to use Word for typing, Excel for calculation and planning, and PowerPoint for slide presentation... But this only uses Office A very small part of the range of features. According to surveys, the vast majority of users only use 20% of the functions of Office products, and few people pay attention to Visual Basic for Application. In fact, being familiar with the functions of VBA can make your work twice the result with half the effort. Especially for accounting, finance and other majors, making a good set of macros can almost solve the problem once and for all! Recently, VBA functions have been added to AutoCAD, which cannot but be said to be a trend!
The function of VBA is not just for virus creators to cause trouble. The fact that VBA can be used to create viruses also illustrates its power and ease of use! Using ADO objects, you can perform database operations very conveniently! The following is a simple example of data exchange:
Since ADO objects do not directly support MySQL, MyODBC must be installed first. The latter is also a free product and can be downloaded from www.mysql.org. Once MyODBC is installed, You can configure a data source name in ODBC data source management and point it to the MySQL database you want to connect to. The code is as follows:
Sub connectMySQL()
'Connect to the MySQL database through MyODBC and transfer the data from Microsoft SQL Server 7
' into mysql
Dim sConnect As String, sSql As String, i As Long
Dim cnMSSQL As New ADODB.Connection
Dim cnMySQL As New ADODB.Connection
'Declare and create an object connection
Dim rs As New ADODB.Recordset 'Declare and create an object record set
Dim cm As New ADODB.Command 'Declare and create object commands
sConnect = "dsn=mysql1" 'Specify the data source name of MySQL
cnMySQL.Open sConnect 'Connect to mysql
sConnect="Provider=SQLOLEDB.1;Persist Security Info=False;User ID=sa;pwd=123456;Initial Catalog=softdown;Data Source=ntserver"
'Connect to ms sql server 7
cnMSSQL. Open sConnect
'sSql = "create table softinfo (softNum smallint,softname varchar(70),softdesc blob," & _
"softpath varchar(30),softleng varchar(10),softclass varchar( 10),softsugest tinyint(1)," & _
"softdown smallint(4))" 'Create a new MySQL data table statement
sSql = "select * from softinfo order by softnum"
rs. Open sSql, cnMSSQL, 1, 1

What’s still popular is the ease of use, flexibility and a strong ecosystem. 1) Ease of use and simple syntax make it the first choice for beginners. 2) Closely integrated with web development, excellent interaction with HTTP requests and database. 3) The huge ecosystem provides a wealth of tools and libraries. 4) Active community and open source nature adapts them to new needs and technology trends.

PHP and Python are both high-level programming languages that are widely used in web development, data processing and automation tasks. 1.PHP is often used to build dynamic websites and content management systems, while Python is often used to build web frameworks and data science. 2.PHP uses echo to output content, Python uses print. 3. Both support object-oriented programming, but the syntax and keywords are different. 4. PHP supports weak type conversion, while Python is more stringent. 5. PHP performance optimization includes using OPcache and asynchronous programming, while Python uses cProfile and asynchronous programming.

PHP is mainly procedural programming, but also supports object-oriented programming (OOP); Python supports a variety of paradigms, including OOP, functional and procedural programming. PHP is suitable for web development, and Python is suitable for a variety of applications such as data analysis and machine learning.

PHP originated in 1994 and was developed by RasmusLerdorf. It was originally used to track website visitors and gradually evolved into a server-side scripting language and was widely used in web development. Python was developed by Guidovan Rossum in the late 1980s and was first released in 1991. It emphasizes code readability and simplicity, and is suitable for scientific computing, data analysis and other fields.

PHP is suitable for web development and rapid prototyping, and Python is suitable for data science and machine learning. 1.PHP is used for dynamic web development, with simple syntax and suitable for rapid development. 2. Python has concise syntax, is suitable for multiple fields, and has a strong library ecosystem.

PHP remains important in the modernization process because it supports a large number of websites and applications and adapts to development needs through frameworks. 1.PHP7 improves performance and introduces new features. 2. Modern frameworks such as Laravel, Symfony and CodeIgniter simplify development and improve code quality. 3. Performance optimization and best practices further improve application efficiency.

PHPhassignificantlyimpactedwebdevelopmentandextendsbeyondit.1)ItpowersmajorplatformslikeWordPressandexcelsindatabaseinteractions.2)PHP'sadaptabilityallowsittoscaleforlargeapplicationsusingframeworkslikeLaravel.3)Beyondweb,PHPisusedincommand-linescrip

PHP type prompts to improve code quality and readability. 1) Scalar type tips: Since PHP7.0, basic data types are allowed to be specified in function parameters, such as int, float, etc. 2) Return type prompt: Ensure the consistency of the function return value type. 3) Union type prompt: Since PHP8.0, multiple types are allowed to be specified in function parameters or return values. 4) Nullable type prompt: Allows to include null values and handle functions that may return null values.


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