I've been using MySQL for 2 years, and I've always been ASP. NET + MySQL DevelopmentWhy not use MSSQL?Reason:In my country, I can hardly find any hosting company that provides SQL SERVER, or 2005-year version, or very high price.I think it's strange why the United States hosting company is ASP + MSSQL but the price is
In the previous article, we talked about how to use NavicatPremium to import data perfectly when mssql data is converted to mysql data, but the data type conversion is not perfect when creating a table, in this article, we will discuss how to use the mss2sql tool to create tables. By the way, to import data, we need to use the mysql database to create a small pro
Can I convert a mysql database into a desktop database when PHP is used as a website using a mysql database? I developed a PHP-language Enterprise website using the mysql database and uploaded it to some space. it costs more to use the mysql database, how can I directly
MSSQL Connection string
(1) OLE DBWindows Authentication
The code is as follows
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"Provider=sqloledb;data source=pek7-6tkx23xsqlexpress;initial catalog=test; Trusted_connection=yes; ";SQL Server Authentication"Provider=sqloledb;data source=127.0.0.1sqlexpress;initial catalog=test; User Id=sa; password=123456; ";
(2) SqlConnectionWindows Authentication
The code is as follows
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MSSQL to MySQLOpen SQL Server Management Studio and run the following statement to establish a linked server with the MySQL server through the previously created ODBC data source.EXECsp_addlinkedserver@server = 'mysqltest',@srvproduct='MySQL',@provider = 'Msdasql',@datasrc = 'Database name'GOEXECsp_addlinkedsrvlogin@rmtsrvname='mysqltest',@useself='false',@local
1, write their own procedures, the method is relatively troublesome, but relatively flexible processing, if the conversion of data to be processed, using this method is more appropriate, this method is not suitable for large data migration, not only inefficient, but also need more memory;2, through BCP export TXT or CSV format, and then import on the MySQL side; This method can only process one table at a time, but can be written as batch processing,
length to support the field to avoid inserting the database is truncated, the other is a date format problem, I prefer to use the Unix timestamp. In even MSSQL time can use "select Unix_timestamp (created) from news" to implement the DateTime in the MySQL inside the time stamp conversion. However, when migrating all the fields in the table at one time, there is no simple "select * from news" approach like
Convert MYSQL databases that contain UTF8 and latin1 encoding. if someone asks me today, I just turn it around. it's very simple. here I will explain it.
Using phpmyadmin to import data to test, we found that the database contains UTF8 and latin1 encoding, as shown in figure
First, back up test as the test1 Database. in WIN, back up the test directory under path/M
Unable to convert MySQL date/time value to System.DateTime solutionThis problem occurs in MySQL data has date type data, in C # query out when the type of time inconsistent and caused!Looked online, found there are two kinds of solutions:1. Add "Allow Zero datetime=true" to the connection string;con = new Mysqlconnection ("server=localhost;database=test; charset=
pages. It takes a long time for the website ranking and indexing results to be restored, and there is a large amount of data in the original website, manual conversion is not realistic.
So now we need a transfer scheme to convert MSSQL into MYSQL. I have found a lot on the internet, either complicated or useless at all (I have chosen several simple methods to tr
Convert string type fields to datetime type bitsCN.com in mysql statements
In a mysql statement, convert a string-type field to a datetime-type field. in mysql, use str_to_date () to convert a string to a date. here, the Start_ti
In Mysql, convert a field from Chinese to pinyin and use its initial statement to share bitsCN.com
In Mysql, the field is converted to Chinese pinyin, and the first letter of the field is used to share the Select t. id, t. ness_name, ELT (INTERVAL (CONV (HEX (left (CONVERT (t. ness_name USING gbk), 1), 16, 10), hour,
; Proc. Outputdatareceived+=NewDatareceivedeventhandler (proc_outputdatareceived); Proc. Start (); Proc. Beginoutputreadline (); Proc. WaitForExit (); returnHassqlloader; } voidProc_outputdatareceived (Objectsender, Datareceivedeventargs e) { if(!Hassqlloader) {Hassqlloader= E.data.startswith ("Sql*loader:"); } } //has been implemented, but there is no transaction, so it is not introduced for the time being. Private BOOLExe
I have a website that was previously created using asp.net. The database used is sqlserver, and I plan to use the PHP + MYSQL architecture. Because the original site has a certain ranking, a direct revision will lead to many error pages. It takes a long time for the website ranking and indexing results to be restored, and there is a large amount of data in the original website, manual conversion is not realistic.
So now we need a transfer scheme to
How can I convert the point data in MySQL to a string after it is retrieved? I want to use the obtained coordinates to calculate the distance between the two coordinates, but the obtained coordinates cannot be converted into strings. thank you! Mysqlstringpoint database
How can I convert the point data in MySQL t
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Unableamp; #160; toamp; #160; convertamp; #160; MySQLamp; #160; datetimeamp; #160; valueamp; #160; toamp encountered unable to convert MySql date/time value to System when using C # MySQL for project today. an exception such as DateTime occurs because the date field in the table has a time such as 00-00-00 00:00:00, so this error occurs during comparison. After f
SQL IsNull (oracle,mysql tutorial, MSSQL)
IsNullReplaces null with the specified replacement value.
GrammarIsNull (Check_expression, Replacement_value)
ParametersCheck_expression
An expression that will be checked for null. Check_expression can be of any type.
Replacement_value
An expression to be returned when check_expression is null. Replacement_value must be with
Check_expresssion has the same ty
Here is a simple piece of ASP import Excel data to save to other data such as MSSQL access MySQL, etc. oh, well, crap don't say much to see the following code.
Set xlsconn = server. CreateObject ("Adodb.connection")Set Rs=server. CreateObject ("Adodb.recordset")
Source1=server.mappath ("..") "" replace (Request ("path"), "/", "" "Myconn_xsl= "Provider=Microsoft.Jet.OLEDB.4.0;Data source=" "source1"; Exte
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