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): 2006-05-16 10:57:49Select CONVERT (varchar), GETDATE (), 121): 2006-05-16 10:57:49.700Select CONVERT (varchar), GETDATE (), 126): 2006-05-16t10:57:49.827Select CONVERT (varchar), GETDATE (), ():???? ?????? 1427 10:57:49:907am Select CONVERT (varchar), GETDATE (), 131): 18/04/1427 10:57:49:920am If it's easy to solve in C #, what do you do in SQL? I've never done that before. Open SQL
I have not configured any results in the domain environment, maybe it is the reason for the domain user. Because I did it in the production environment, changing the domain user requires restarting SQLServer, so this method is abandoned, only certificates can be used.
Environment:
HOST: 192.168.10.2 (Code)
Image: 192.168.10.1 (codenamed B for convenience)
(I have not witnessed the server with limited conditions .) Both servers use SQLServer2005.
Firs
This article will introduce some functions in Oracle that are similar to SQL Server ISNULL functions.
Due to project requirements, you need to convert SqlServer to Oracle. Some Views in SqlServer use the ISNULL function. After finding out, the following Oracle functions are similar to ISNULL:
NVL (Expr1, Expr2) If Expr1 is NULL, the value of Expr2 is returned;
1. Enable the SQL Server database xp_mongoshell Function
-- To allow advanced options to be changed.
EXEC sp_configure 'show advanced options', 1
GO
-- To update the currently configured value for advanced options.
RECONFIGURE
GO
-- To enable the feature.
EXEC sp_configure 'xp _ Your shell', 1
GO
-- To update the currently configured value for this feat
;
Analysis:
Do not use ISNULL to find NULL values. Instead, you should use is NULL. The following example finds all products that have NULL in the weight column. Please note the space between IS and NULL.
Copy Code code as follows:
Use ADVENTUREWORKS2008R2;
Go
SELECT Name, Weight
From Production.Product
WHERE Weight is NULL;
Go
SQL Server: How to determine wheth
Specific ways to split string functions in a SQL Server database:
CREATE FUNCTION uf_strsplit ' 1.1.2.50 ', '. '(@origStr varchar (7000),--the string to be split@markStr varchar (100))--split mark, such as ', 'RETURNS @splittable Table(STR_ID varchar (4000) not NULL,--numbered IDString varchar not NULL--split strings)AsBEGINdeclare @strlen int, @postion int, @st
--functionIF object_id(N'dbo. Regexreplace') is not NULL DROP FUNCTIONdbo. RegexreplaceGO CREATE FUNCTIONdbo. Regexreplace (@string VARCHAR(MAX),--the string to be replaced@pattern VARCHAR(255),--Replace template@replacestr VARCHAR(255),--the replaced string@IgnoreCase INT = 0 --0 Case-sensitive 1 is case insensitive) RETURNS VARCHAR(8000) as BEGIN DECLARE @objRegex INT,@retstr VARCHAR(8000) --Creating ObjectsEXECsp_OACreate'VBScript.RegExp',@objRegex out--Setting PropertiesEXECsp_OASetPropert
object_idReturns the database object identification number of the schema-scoped object.Important NotesObjects that are not schema-scoped (such as DDL triggers) cannot be queried using OBJECT_ID. For objects that are not found in the Sys.objects catalog view, you need to get the object's identification number by querying the appropriate catalog view. For example, to return the object identification number of a DDL trigger, use the SELECT object_id from sys.triggers WHERE name = ' Databasetriggerl
Grouping top data is a common query in T-SQL, such as the Student information management system that takes out the top 3 students in each subject. This query is tedious to write before SQL Server 2005 and requires a temporary table association query to fetch. After SQL Server
+name from Car; The query here will display the code and name two varchar type Lian as a string concatenation.Similarly, if it is a column of two value types, it will follow the mathematical operationConvert (type, column name) type conversionCast (column name as type)Time-Date functionGETDATE () Gets the current timeYear (GETDATE ()) Gets the years in the current timeMonth (GETDATE ()) Gets the months in the current timeDAT (GETDATE ()) DayIsDate (time date) determines whether the time date is
Label:SQL Server database Row_number () function usage explainedExcerpt from: http://database.51cto.com/art/201108/283399.htm The use of the SQL Server database row_number () function is what we are going to introduce in this article, and then we will introduce the use of t
Label:A custom stored procedure is called in a SQL Server custom function, and after executing this function, the following prompt is issued: "Only functions and extended stored procedures can be executed from within the function."Reason: The
interrupted. That is, if two identical lines generate sequence number 3, then the next generated sequence number is 4.
NTILE (group rank) groups the data by a specified number and generates a sequence number for each group.
Aggregate open Window functionsMany aggregation functions can be used as operations for window functions, such as sum,avg,max,min.The aggregate window function can only be used with the partition by clause or without any
Sometimes we use the bulk operation to split the string, but SQL Server does not have the Split function, so you have to implement it yourself.-- =============================================--Author:chenlong--Create date:2015-02-02--Description: Split string separated by commas, return table-- =============================================ALTER
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