What is the mechanism provided by ORACLE for table
replication ?
Answer Posted / guest
Snapshots and SNAPSHOT LOGs
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Write a query to remove duplicate rows from a table?
What is cardinality in db?
Which is the best database?
1.If we have a Salary coloumn in Staff entity with this description the salary must be monetary and >=$35450.00, how we can write it in into schemain SQL? 2. If we have Weight and Marks in Assessment entity and the Weight has the description of this it must be Non-zero percentage. And also the Marks attribute stores the maximum possible raw mark for assessment (e.g., 30), while Weight stores of the weight of this assessment for the paper as a whole (e.g., 10%). If Marks is not specified, then Weight is used for both. How we can convert this into schema in SQL????
What is advantage of dbms?
What do you mean by buffer manager?
How to use events with zebedee, ssh or stunnel?
What is pdo in database?
What are the main components of a database system?
What are the four objectives of the selection of a data type?
What is a key field?
Define primary and unique key?
Which parameters are optional in init.ora parameter file?
Define RDBMS.
What database should I learn first?