SQL Server

/*************************************** ********************** ** File: fnsumoftwotime. SQL ** Name: fnsumoftwotime ** Description: Sum two times in the format of "hour: minute: second ". The input parameter must be in the 24-hour format and

Date formatting functions select convert (varchar (100), getdate (), 0): 05 16 2006 10: 57 amselect convert (varchar (100), getdate (), 1 ): 05/16/06 select convert (varchar (100), getdate (), 2): 06.05.16select convert (varchar (100), getdate (), 3

First, paste a self-written stored procedure for adding logs: Alter procedure [DBO]. [writeblog] (@ in_id varchar (10), @ in_event varchar (100), @ out_parameter varchar (10) Output) as/** log writing stored procedure @ in_id user ID @ in_event

Database Version: SQL Server R2 Enterprise SP1 + Cu 6 Operating System: Windows Server 2003   Problem description: Develop a report in bids. When previewing a report with parameters, click View Report. All bids are disabled (if the report does

When you query a product on a product introduction website, because the introductory text of the product may be very long, if you use like for a fuzzy query of the product introduction field,Performance is definitely a problem. How can this problem

/*************************************** ************************ File: fndateinterval. SQL** Name: fndateinterval** Description: Get the interval between the start date and the end date.Use the format as "number years and number months and number

If you are in charge of a project based on SQL Server, or you have just been in touch with SQL Server, you may have to face some DatabasePerformance issues. This article will provide you with some useful guidance (most of which can be used for other

Http://www.richsearch.com/search/search.aspx? Page = 1 & S1 = % 2B % E5 % 86% E5 % ad % 85% 98% 2B "SQL % 20 server" Allocate more memory to sqlserver (the default value is dynamic allocation. You can change the minimum value to a relatively large

1. Functions If exists (Select *From DBO. sysobjectsWhere id = object_id (n' [DBO]. [get_ii_list] ')And xtype in (n'fn ', n'if', n'tf '))Drop function [DBO]. [get_ii_list]Go Create Function get_ii_list()Returns varchar (800)As BeginDeclare @

@ Servername: return the name of the local server running SQL Server 2000. @ Remserver: return the name of the Remote SQL Server server recorded in the logon record. @ Connections: returns the number of connections or attempts to connect to the SQL

1 :/* 2. Back up a database using SQL statements 3: */ 4: BACKUP DATABASE mydb 5: TO DISK ='C:\DBBACK\mydb.BAK' 6: -- specify the path and file name of the database to be backed up. Note: The Path folder must have been created. The file

Data operations between databases on different servers -- Create a linked server Exec sp_addmediaserver'Itsv ','','Sqlodb ','Remote server name or IP address' Exec sp_add1_srvlogin'Itsv ','False ',Null,'Username ','Password' -- Query example Select*

SQL Server backup and log processing   SQL Server backup and log processing I have seen many problems on the Internet

1. How to remove duplicate rows in the table? List at least three methods and analyze the efficiency. For example, the table salary is as follows: Select * from salary order by userid Method 1: select distinct * into #tempSalary from Salarydelete

How to insert a record with an image field to SQL Server I believe everyone will do this by inserting records into SQL Server. However, if the table contains an image field, it is difficult to solve this problem. Here is an example, which is very

SQL statement Overview-- Sentence skill-- Data OperationsSelect -- retrieve data rows and columns from database tablesInsert -- add new data rows to the database tableDelete -- delete data rows from a database tableUpdate -- update data in the

SQL Server transaction and error handling Transactions A transaction combines a series of tasks into an execution unit. Each transaction starts with a specific task and ends with a specific task. When all tasks are successful, the transaction fails.

Sort out several sections of common C # code used to operate the SQL Server mobile database for your reference. 1. Create a database// Create a databaseFile. Delete ("test. SDF ");Sqlceengine engine = new sqlceengine ("Data Source = 'test. SDF ';

Task Description and requirements: An existing database, SQL Server 2000, contains 72 hours of highway toll station data. Current requirement: query the number of vehicles passing through each toll station every ten minutes in the database within 72

5.2 clustered indexes (Clustered index)(Page 122)   The clustered index determines the physical order of a table's data. Therefore, a table can have a clustered index. Limit 5.1 indicates the structure of a clustered index. Fig 5.1 The structure of