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Based on the data-centric issues you've identified and data warehouse features you've researched, determine the most appropriate data warehouse solution.
In a 2-3 page document, your discussion should cover topics such as: Its ability to supports OLAP functions and process business intelligence queries. Key performance and query optimization.
Replication technology that captures changed data from source databases and sends only the changes to the target data warehouse.
Verified Expert
Please find enclosed answer as per your requirement. Oracle 12c offers a continuous, log-based change data capture as well as replication programming stage to address the issues of today's transaction driven applications. The product gives capture, directing, change, and delivery of value-based information crosswise over heterogeneous databases continuously. Utilizing this innovation, clients can accomplish persistent accessibility for critical frameworks and continuous information integration for quick, simple access to present and precise information. It also provide the functionality of OLAP transactions.
Create a database model and Submit the table creation statements for the Database Model.
Write PL/SQL procedures and functions to populate and query that database
Write a query to display using the employees table the EMPLOYEE_ID, FIRST_NAME, LAST_NAME and HIRE_DATE of every employee who was hired after to 1 January, 1995.
Run the lab_03_01.sql script in the attached file to create the SAL_HISTORY table. Display the structure of the SAL_HISTORY table.
Write a query to display the last name, department number, and salary of any employee whose department number and salary both match the department number and salary of any employee who earns a commission.
Write down a SQL insert statement to insert new row in "CDS" table.
Write down actors (or actress, your choice, but not both) who have won at least two (2) Academy Awards for best actor/actress. Provide the actor name, movie title & year. Order the result by actor name."
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Given the series RLC resonant circuit in the figure, operating at variable frequency, determine: The resonant frequency ω o , The circuit’s quality factor Q , The cut-off frequencies, f 1 & f 2 and the bandwidth BW
Write summary query which uses CUBE operator to return LineItemSum (which is the sum of InvoiceLineItemAmount) group by Account(an alias for AccountDesciption).
As DBA, your manager called a meeting and asked why there are so many orders for customers that don't exist in the customer table. Write query which would shows which customers were missing for existing orders. Use a join or a subquery.
Turn this SQL query into a relational algebra statement? SELECT Request.reqfor, Ordering.invamt, Ordering.invnbr, Ordering.invdat
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