Oracle TnsPing is correct, pl/SQL ora-12154 cannot resolve the resolution of the specified connection identifier to tnsnames in C: \ oracle \ ora92 \ network \ ADMIN \ SAMPLE. copy the ora file to C: \ oracle \ ora92 \ network \ ADMIN and try again! Install only one version of client 1. Open. Start -- program -- Oracle-OraHome92 -- Configuration and Migration Tools -- Net Configuration Assistant2, select "n
---- Set a non-primary key to clustered index [Step 4] to: http://king123654789.iteye.com/blog/1169191
1. View All indexes. Clustered indexes are created on the primary key by default.Sp_helpindex person
2. -- delete the primary key constraint and remove the index constraint on the primary key queried in [1], for example, PK _ person _ 117F9D94. Remove the primary key constraint from the primary key field. This field is not the primary key.Alter table person drop constraint PK _ person _ 117F9
Platform Description: Two SQL SERVER2005 servers with two identical databases installed on top of each otherRecently, because of the project needs, you need to copy the database on one of the servers on a database on another server, after a lot of Google has finally finished, here to do a detailed record, hoping to help everyone and themselves.One, the first step: SQL
Tags: Audit SQL ServerIntroductionAudit is a feature after SQL Server 2008 that tells you "who did what when?" Specifically, auditing an instance of the SQL Server database engine or a separate database involves tracking and documenting events that occur in the database engi
Introduction Audit is a feature after SQL Server 2008 that tells you "who did what when?" Specifically, auditing an instance of the SQL Server database engine or a separate database involves tracking and documenting events that occur in the database engine. Its bottom-level is based on extended events (Extented event),
Connect to the SQL server lock mechanism (I)-Overview (lock type and scope)
Ii. Complete lock compatibility matrix (see)
Correct Code Description: see.
III. The following table lists the resources that can be locked by the database engine.
Name
Resources
Abbreviations
Encoding
Specifies the method to describe the resource when a lock is presented.
Description
Data row
If you establish a connection server with a 32-bit database server on a 64-bit computer and use the connection server for Distributed queries on 64-bit computers, the following error message is returned:
Server: Message
7399
, Level
16
, Status
1
, Line
1
Ole db Provider
'
Sqloledb
'
Reported an
Label:An error occurred while establishing a connection to the server. When you connect to SQL Server 2005, SQL Server does not allow remote connections under the default settingsSQL Server se
SQL Server complex SQL logic implementation, SQL Server SQL Logic
I. Problems
For example, if you already have data in tables a and B, how can you convert it to Table c through SQL stat
Steps:
Check whether the IP address of the ping server can be pinged.
This is to see whether the physical connection to the remote SQL Server 2000 Server exists. If not, check the network and check the configuration. Make sure that the IP address of the Remote SQL
Today to query their own installed sqlserver2008 is R2 version, search the next, found that a lot of people query this problem, now recorded as follows, through the version of the command queryAlso understand the older brother SQL Server version of the good, a look is very clear, record
1. View SQL Server 2005/2008 ve
SQL Server connection Server Technical Summary, SQL Server
1. Use Microsoft ole db Provider For ODBC to link MySQL
Install MySQL ODBC driver MyODBC
1. Create an ODBC data source for MySQL. For example, set database to test and data source name
MyDSN
2. Create a linked Databa
11. Microsoft SQL server network settingsOverview of Network ServicesSQL Server application interfaceNetwork Connection LibraryNetwork components and SQL server performanceNetwork MonitoringSummaryAfter you install Microsoft SQL
30. Microsoft SQL Server ManagementAutomatic Setting of SQL ServerDatabase Maintenance PlanSummaryUsing appropriate settings and performing routine maintenance tasks in the database is the key to optimizing the server. This chapter describes the special features about dynamic settings in
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-SQL differs from PL/
A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or could not be accessed. Verify that the instance name is correct, and that SQL Server is configured to allow remote connections. When you use the G
Poor me ah, engaged in an afternoon, connecting C # Connection SQL server2005, is not connected,And then check the information, check the information, not only complain about the domestic article is the same, did not explain how to writeHow to configure, you reprint me, I reprint you. Of course, I also like to reprint .... , haha hahaThe problem is that the connection is not SQL server2005, the error is:A n
35. use SQL query analyzer and SQL profilerUse SQL query AnalyzerUse SQL profilerOptimize T-SQL statementSummaryIn this chapter, we will continue with the description of the pre-stored procedures in Chapter 21st. This chapter describes how to use
ansi SQL standard. SQL Server uses an extended set of ANSI SQL-92, called a T-SQL, which complies with the ANSI SQL-92 standards.The SQL language includes two main programming language
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