sql server programming books

Tags: process variable assignment multiple meanings have a counter target based on nullI. T-SQL overviewThe programming language that SQL Server uses to manipulate the database is Transaction-sql, or T-SQL. T-

Tags: User bar implicit conversion first location assignment set size getWhat is a cursor The result set, which is the collection of all row data returned after the select query. Cursors are a mechanism for working with result sets, which can locate a row in the result set, read or write multiple data, or move the cursor to navigate to the rows you want to manipulate the data. Generally complex stored procedures, there will be the appearance of cursors, his main use is: Navigates to a

Label:Original: CLR programming in SQL Server-writing stored procedures and functions for SQL Server with. NetIt has long been known that you can write stored procedures, triggers, and stored procedures with . NET for SQL Server20

Generally do not modify the default level of SQL Server transactions. Forced lock is not recommended1 Execute EXEC sp_lock report information about the lock1 How to lock a row in a tableSET TRANSACTION Isolation Level READ UNCOMMITTEDSELECT * FROM table rowlock WHERE id = 12 locking a table for a databaseSELECT * from table with (HOLDLOCK)Add lock Statement:Sybase:Update table set col1=col1 where 1=0;MSSQL:

imagine I am very good. 3: UNIX environment advanced programming UNIX Network Programming volume 1 2 which of the three books is better? Or should I read this book? I personally think that UNIX network programming can see the server design in the Directory and the thread pr

Name of the local server @ @TRANSCOUNT Number of transactions opened by the current connection @ @VERSION SQL Server The version information Let's look at an example: 1print ' version of SQL Server ' +@ @VERSION2print

used when creating views3. SQL ProgrammingFirst, define the variable: DECLARE @ variable name data typeExample: declare @a intVariable assignment: SET @ variable name = valueSet @a=5Select @a--Print directly in the results boxSelect @a=10--Do not output only assign valuesPrint @a--Printing in a message boxExample:DECLARE @price decimal (10,4)Select @price = AVG (price) from carprint ' average price for all cars: ' +cast (@price as varchar (20))Cast f

explain it, the feedback in this book is quite good. Unfortunately, I cannot review it. Asp.net advanced programming for server controls I have already read this book twice, but I still haven't read it. One reason is that I am busy with projects, and the other is that this book is indeed very difficult, this is at least for me, but so far this is the only book on the market that provides an in-depth explan

--------------------------------------------------------------------------------------------------------------- -------------------------------------------------The first volume of Internet interconnection with TCP/IP: Principles, protocols and Structures (fifth edition)The second volume of Internet interconnection with TCP/IP-design, implementation and kernelInternet interconnection with TCP/IP third Volume: client-Server

key, and the primary key is not allowed to be null.ALTER TABLE dbo. Employees ADD constrant pk_employees PRIMARY KEY (empid);Create a PRIMARY KEY constraintUnique constraint: Enforces the uniqueness of the row, allowing the concept of alternate keys for the relational model to be implemented in its own database. Multiple unique constraints are allowed within the same table, no requirement to allow null for the field, but SQL

]@priceTo exists, then CreateProcedureProc_selectproductswithpricerange (@PriceFromMoney,@priceToMoney)AsBeginIf@PriceFromIsNotNullBeginIf@priceToIsNotNullBeginSelect*FromDbo. Productswhere priceBetween@PriceFromand@priceTo;EndElseBeginSelect*FromDbo. Productswhere price>=@PriceFrom;EndEnd;ElseBeginIf @priceTo is not null begin select * dbo. Products where price @priceTo end else begin select *from dbo. Products end end end; 　　To execute a stored procedure:,null　　Original link: t-

-relational databases usually do not have a fixed table structure. Strictly speaking, they are not a type of database. They should be a set of structured data storage methods. ●SQL Server database Basics First, let's look at the relationship between them. 1. Comparison of T-SQL and SQL

parenthesis, curly braces are substituted with begin endIf judging conditionBeginThe statement to executeEndElseBeginThe statement to executeEndCases:Declare@aIntDeclare@bIntDeclare@cIntSet@a=10;Set@b=5;If@a>@b begin Set @c = @a + @b; end Else begin Set @c = @a - @b; End Print @c View Code-----------------------------------------------------(4) Switch case in C # morphing into database usageDeclare@ccnamevarchar20)Set@ccname=‘Bmw‘Select*From Carwhere NameLikeCase--The beginning of

JDBC database programming and jdbc programming books **************************************** ****************************************************** Original works, from the "Xiaofeng residual month xj" blog, welcome to reprint, reprint please be sure to indicate the source (http://blog.csdn.net/xiaofengcanyuexj ). For various reasons, there may be many shortcomi

Continued: SQL Server programming series (2): operations on common SMO objects I recently used programming implementation for SQL Server Management Tasks in my project. I have some experiences and want to share with you here, I h

double quotes: what to replace--11, Stuff: Character substitution functionSelect STUFF (' Hunan Wuhan ', 2, 1, ' North ')Select STUFF (' Changsha, China ', 3, 0, ' Wuhan ')--12, LTrim, and RTrim: Remove all whitespace from the left or right of the stringSelect Len (LTRIM (' abc d ')), LEN (RTRIM (' abc d '))--13, STR: Converting a value to a string functionSelect STR (12345.7654,5,2)--8-bit 2-bit decimal place--14, Char: Converts an ASCII value to one characterSelect CHAR, ASCII (' * ') --Date