Discover copy oracle table from one database to another, include the articles, news, trends, analysis and practical advice about copy oracle table from one database to another on alibabacloud.com
Oracle copy table, temporary table, and view, oracle copy table ViewCreate a new_table table with the same structure as the old_table Table (no old_table Records)
Create table new_table as select * from old_table where 1 = 0;
Create a new_table
Copy a table to another table, view, and temporary table. create a new_table table with the same structure as an old_table table without the old_table record. create table new_table as select * from old_table where 1 = 0; create a table new_table
Question 2 SQL * Plus Copy commandProblem descriptionIn SQL * Plus, how does one implement data replication between different tables, whether local or remote?Problem AnalysisThe Copy command in SQL * Plus allows you to copy data between a remote
Oracle SQL Performance Optimization:
1. select an appropriate Oracle optimizerThere are three optimizer types in Oracle
A. Rule (Rule-based) B. Cost (cost-based) C. Choose (selectivity)
Set the default optimizer. You can declare the optimizer_mode
Oracle is a relational database management system suitable for large-scale, medium-sized, and micro-computers. It uses structured guery language as its database language.
SQL mainly includes three functions: Data Definition, data manipulation
Oracle basic concepts and comparison with informix
I. ConceptsUser: informix directly uses the user management system of the operating system. Generally, root and informix are used as super operators to manage other users. Oracle has its own user
? List the purpose of creating a replica database? Select a method for replicating a database? Copy a database using Rman? Copy a database using Rman backup? Replicate a database based on a running instance
Using the replica database
?
Brief introductionBefore also installed under Linux Oralce, can be a daze each time, because the brain blank, online casually see a document on the direct copy, finally made a mess, although installed, but the chaos is very, in recent days because
The racle database system is a complex software system. Without understanding its internal structure principles and relationships, it is impossible to design and Compile High-Quality application software systems or manage a complex application
This process, it is quite difficult ....First, I used the data transfer in the Navicat in the migration, although the entire database migration is not successful, but the transfer of the specified object is still transferred successfully. So let's
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.