Oracle learning Data Warehouse (I) Import Oracle 11g Global samples schemaOracle 11g provides an example schema for the Data Warehouse. You can download the sample installation file through the following link. The http://www.oracle.com/technology/products/bi/olap/doc_sample_schemas/global_11g_schema.zip uploads the dow
Database partitioning is one of the key functions required by each database. Almost all Oracle databases use the Partition Function to improve query performance. The Oracle 11g Partition Function simplifies the daily management and maintenance of the database, greatly reducing the DBA (Database Design and Management Engineers).
The new features provided in
Startup Mount Tip: Oracle routines are startedTotal System Global area 118255568 bytesFixed Size 282576 bytesVariable Size 82886080 bytesDatabase buffers 33554432 bytesRedo buffers 532480 bytesDatabase loading complete ALTER DATABASE open;Tips:An error occurred on line 1th:ORA-01157: Unable to identify/lock data file 19-see DBWR trace fileORA-01110: Data file: "' F:/llh/bookspace. DBF ";This hint file section is somewhat different depending on the c
How to import an Oracle 11g backup dat file into a 10g database workaround: Add the target database version number after exportingExport:Execute under SQL Plus: Create or replace directory File_path as ' e:\ ';--creating Export \ Import file storage path (my is on E-drive)Execute inside CMD: EXPDP username/password @ service name Directory=file_path dumpfile= Export Database file name. dat schemas= user nam
Tags: 3.1 environ rpm package conf linu for file upload bit enter Ability to download: http://download.csdn.net/detail/ykh554541184/8086647 Documents for easy access Official Document: Http://docs.oracle.com/cd/E11882_01/nav/portal_11.htm 1: Basic Environment Redhat Enterprise Linux 6.132bit Memory: 128GB Disk space: 600GB 2: Check the required packages for Oracle 11g, assuming they are not found on the Red
Oracle 11g PL/SQL function result cache, oracle11g
Two experiments have been conducted to simulate the Oracle Performance Diagnosis art. The book says that if you don't need RELIES_ON, then the changes to the objects on which the function depends will not result in the invalid result cache operation (result_cache RELIE
How to build an Oracle 11g license uard
I. PreparationsI have read many tutorials when preparing to build a tracing uard. I followed the tutorials and encountered problems. Then I don't know how to proceed to the next step.Later, I went to the official document and sorted out my ideas. It was much easier.Taking one master database and one slave database as an example, the idea of building DG is as follows:
Oracle 11g Silent Installation Software + manual database creation
Because it is a secondary jump + remote operation, the GUI cannot be used and cannot be directly installed on the GUI. Use silent software installation + manual database creation to complete the requirement.
1. Install the Oracle software in silent mode and configure the listener
2. manual databas
Many DBAs are still at Oracle 9i or 10g, possibly because of the Oracle 11g price issue. This article will explain the installation of Oracle 11g under Windows 7, and I hope you can see some of the new features of 11g.
Recently u
Many DBAs are still at Oracle 9i or 10g, possibly because of the Oracle 11g price issue. This article will explain the installation of Oracle 11g under Windows 7, and I hope you can see some of the new features of 11g.
Recently un
Oracle announced the launch of a new database partner, network (OPN), at the time of Oracle Enterprise Manager 11g) resources and partners-oriented plug-ins and connectors for Oracle enterprise managers. To better develop, implement, and sell solutions based on the Oracle En
Oracle 10g and Oracle 11g hand-built case--oracle 10gSystem environment:Operating system: RedHat EL6Oracle:oracle 10g and Oracle 11gThe Manual construction of the library is relatively easy to implement, this case is from 10g and 11g
archival Enabled Archive Destination/Home/Oracle/App/Oracle/Product/11.2.0/Dbhome_1/Dbs/Arch Oldest onlineLogSequenceWuyi
Next LogSequence toArchive -
Current LogSequence - If the user wants to modify the storage path of the archive log, the following command can be executed Alter set log_archive_dest=' user desired path, but requires Oracle program to read and
of new products. Finally, hardware is evolving, such as the maturing of flash technology, where flash memory can be used as a cache between disk and memory, or a complete replacement for disk. And the memory price is getting lower and bigger, the in-memory cache or database is more and more widely used, which can bring the order of magnitude performance improvement to the application. The IO problems faced by the database will be greatly improved.Reference documents
available RAM and swap space, enter the following command: FreeAutomatic Memory Management Starting with Oracle Database 11g, the Automatic memory Management featurerequires more shared Memory (/DEV/SHM) A nd file descriptors. The size of the sharedmemory must is at least the greater of the Memory_max_target and Memory_targetparameters For each Oracle instance o
Tags: size reliable moderator large online benefits audit security soft
High reliability. The ability to place server failures, site failures, and human errors wherever possible.
High security information. Data security and compliance can be ensured with a comprehensive meeting of row-level security, fine-grained auditing, transparent data encryption, and data.
Better data management. Easily manage the entire lifecycle of information for the largest database.
One of the leading bu
"Introduction to this article"Recently, because of the needs of a project, from zero to learn from Oracle, now learn to share a record of things.The first is the installation, in the WIN8 installed 10G has failed, online various methods have tried, and finally have to give up, choose 11G.The installation of 11G is very simple, basically is "next"-"complete" mode, this article just describes which steps need
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