CREATE EXTERNAL DATA SOURCE [OracleSalesSrvr] WITH (LOCATION = 'oracle://<oracle_server,nvarchar(100)>',CREDENTIAL = [OracleCredential]); 可选:Oracle 代理身份验证 Oracle 支持代理身份验证,以提供精细的访问控制。 代理用户使用其凭据连接到 Oracle 数据库,并在数据库中模拟另一个用户。 可以将代理用...
从Power Query Online 连接到本地 Oracle 数据库 若要建立连接,请执行以下步骤: 安装和设置本地数据网关。 在Power Query Online 中,选择数据源选择中的Oracle 数据库选项。 在出现的 Oracle Database对话框中,指定要在“服务器”中连接到的 Oracle net 服务名称/TNS 别名、Easy Connect Plus 连接字符串或连接描...
In this method, you can convert your Oracle data to a CSV file using SQL plus and then transform it according to the compatibility. You then can stage the files in S3 and ultimately load them into Snowflake using the COPY command. This method can be time taking and can lead to data in...
在实际运行中又有一个问题,就是发现日志恢复不能实时到备库,能不能在日志恢复的同时可以用只读的方式打开数据库,这就不得不提到ORACLE11G中的一个特性:Oracle 11g物理Active Data Guard实时查询(Real-time query)功能,用以下方法实现 此过程只须在备库实现 1)查看备库当前状态 1 2 3 4 5 6 7 SQL> select...
Analyze, Query and Visualize Graphs in Oracle Database Get started with Graph Studio on Oracle Autonomous Database See allgraph workshops Spatial Get started with Converged Database for Developers - On Premises Introduction to Oracle Spatial Studio ...
Join us at the free virtual event on June 17, to discover how you can advance your AI and multicloud strategies with Oracle’s latest innovations in database and cloud technologies. Register for the DatabaseWorld virtual event Why Oracle Exadata platforms are the best for Oracle Database ...
Data generated by enterprise applications is highly valuable, but it’s rarely utilized to its fullest. Oracle Data Intelligence Platform simplifies access to data from multiple applications and can enable state-of-the-art analysis with enriched data across those applications for a more holistic view...
discussion of SQL tuning and the basics of why it’s important; then I’ll set out six best practices for query tuning in Oracle, and how to make SELECT query faster in Oracle. This includes usingSolarWinds®Database Performance Analyzer (DPA)or a similar tool for conducting query tuning...
Also note that truncate is DDL in Oracle. So if you’ve used this method to wipe a table, there’s no way back! Fortunately, you can overcome both of these issues. How to Recover a Few Rows++ Flashback Data Archive powers up Flashback Query. It does this by storing the changes in...
This shows you how to query an Oracle 11g database from Excel 2007 (only available when you do a FULL install of Excel 2007). Actually, it should work on any current version of the Oracle database. The key to making this work is having the Oracle 10g Client software or an Oracle 11g...