visual basic sql server query
Getting a SQL Server Query Plan
Ngày tải lên :
28/10/2013, 18:15
... for handling SQL Server locking
Miscellaneous
Alters current session settings for miscellaneous SQL Server
functionality
Query
Execution
Alters current session settings for query execution ... retrieve query results.
cmd = new SqlCommand("SET SHOWPLAN_TEXT OFF", conn);
cmd.ExecuteNonQuery( );
conn.Close( );
resultTextBox.Text = sb.ToString( );
Discussion
The SQL SET ... When SHOWPLAN_TEXT (from the Query Execution category) is ON, SQL Server
returns a result set containing detailed information about how the SQL statements are
going to be executed...
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Tài liệu Getting a SQL Server Query Plan pdf
Ngày tải lên :
26/01/2014, 10:20
... [ Team LiB ]
Recipe 10.9 Getting a SQL Server Query Plan
Problem
You need to retrieve information about how query statements are executed by the SQL
Server.
Solution
Use the SET SHOWPLAN_TEXT ... for handling SQL Server locking
Miscellaneous
Alters current session settings for miscellaneous SQL Server
functionality
Query
Execution
Alters current session settings for query execution ... System.Data.SqlClient;
// . . .
StringBuilder sb = new StringBuilder( );
// Open a new connection.
SqlConnection conn = new SqlConnection(
ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);...
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Tài liệu Create a Point-and-Click SQL Server Query Tool for Users Using a Windows Form doc
Ngày tải lên :
26/01/2014, 11:20
... a Point-and-Click SQL Server Query Tool for Users Using a Windows
Form
Clients usually want a means of querying the tables, but they do not necessarily know
how to create SQL statements. This ... by
the sp_tables stored procedure, open the Query Analyzer, located on the Start
menu, in Programs, Microsoft SQL Server. After opening up the Query Analyzer,
highlight the Northwind database, ... objects, you will be using some stored procedures
that SQL Server supplies. These stored procedures list the various objects within a SQL
Server database-in this case, Northwind's tables...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P1 pptx
Ngày tải lên :
24/12/2013, 02:18
... for the
SQL Server .NET dat a provider classes for int eract ing wit h SQL Server instances
are SqlConnect ion, SqlCom m and, SqlDat aReader, and SqlDataAdapt er. You can
use t he SqlDataReader ... ions
for building SQL Server 2000 solut ions wit h Visual Basic .NET. The book focuses
on the int egrat ion of SQL Server 2000 w it h .NET t echnologies tapped v ia Visual
Basic .NET. I t is ... St arted with Visual Basic .NET for SQL Server 2000
Visual St udio .NET, t he Visual Basic .NET I DE
An Overview of ADO.NET Capabilit ies
A St arter ADO.NET Sam ple
Using Query Analyzer...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P2 pdf
Ngày tải lên :
24/12/2013, 02:18
... once inside anot her query. Th e
second subquery t ype is a SELECT st at em ent t hat SQL Server m ust execut e once
for each r ow in t he out er query. Th is t ype of inner query is k nown as ... Because SQL Server doesn’t support t his
transform at ion for a sql_ var iant source dat a t ype, t he last SELECT query fails.
Figure 2- 4 displays t he out put from t he first two successful query ... funct ions— and in Visual Basic
.NET. When you finish working t hrough t his chapter, you sh ould possess a
foundat ion for extract ing precisely t he dat a you need from a SQL Server dat abase...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P3 doc
Ngày tải lên :
24/12/2013, 02:18
... from SQL
Server views.
You can use an OPENROWSET funct ion t o connect wit h an Access dat abase m uch
like you use t he funct ion t o connect w it h a SQL Server dat abase on anot her SQL
Server ... dat a from SQL Server. That ’s because t he
funct ion perm it s a SQL Server solut ion t o view Access dat a wit hout t he need of
transport ing t he dat a from Access t o SQL Server. Therefore, ... in the Northwind database on the Cab2000 server.
CREATE VIEW vew1998OrdersOnCab2000
AS
SELECT *
FROM OPENROWSET(‘MSDASQL’,
’DRIVER= {SQL Server} ;SERVER= cab2000;UID=sa;PWD=password’,
’SELECT...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P4 ppt
Ngày tải lên :
24/12/2013, 02:18
... XPat h query is equivalent to SELECT * FROM
Shippers in T- SQL.
<ROOT xmlns :sql= "urn:schemas-microsoft-com:xml -sql& quot;>
<! xmlShippersSchemaT.xml >
< ;sql: xpath -query ... aint ained on a server. Som e roles are fix ed— t hat is, specified
by SQL Server. Two collect ions of fixed r oles are the fix ed server roles and fixed
dat abase roles. SQL Server also perm ... T- SQL
st at em ent. The ROOT elem ent designat es sql as refer encing t he urn: schem as-
m icr osoft - com : xm l- sql nam espace. Not ice t hat you em bed a T- SQL st at em ent in
a sql: query...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P5 doc
Ngày tải lên :
24/12/2013, 02:18
...
program m ing SQL Server 2000 w it h Visual Basic .NET. Up t o t his point , t he
book’s focus was pr im arily on SQL Server. I believ e t hat you cannot opt im ally
program SQL Server in any ... architect ure.
Syst em .Dat a. SqlClient Represent s elem ent s in the SQL Server .NET dat a
provider.
Syst em .Dat a. SqlTypes Represent s elem ents for SQL Server nat iv e dat a t ypes.
Syst ... h Visual Basic
.NET. Second, Visual I nterDev is gone t oo. Now you can use
the sam e Visual St udio .NET developm ent environm ent for
Windows and Web solut ions. I f y ou are a Visual Basic...
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Tài liệu Programming Microsoft SQL Server 2000 with Microsoft Visual Basic .Net - P6 ppt
Ngày tải lên :
24/12/2013, 02:18
... providers is exclusively for SQL Server in part icular, SQL Server 7 and SQL
Ser ver 2000. You can take advant age of t he SQL Server pr ovider through t he
Syst em .Data.SqlClient nam espace. You ... Microsoft upgraded it s support for handling run-t im e
errors w it h Visual Basic .NET.
Visual Basic 6 and earlier v ersions of Visual Basic offered unst ruct ured error
handling wit h t he On Error ... ion obj ect s wit h t he SQL Server
dat a provider as a SqlConnection obj ect . You can use t his obj ect t o connect t o a
server wit h eit her Window s NT or SQL Server aut henticat ion....
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