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A TDMS project plan is not a typical Information Technology project plan; therefore, a traffic data project has several unique characteristics:
The project will be developed in Oracle in all aspects. The Oracle 10g Database's Enterprise Edition will be used for the server. For development of ETL, and metadata repository Oracle 10g Warehouse Builder will be used. Report builder or discoverer will be used to create the reports that will be available using any web browser. The system will also be responsible for the data to clean on a regular basis. The operational data will be held in transaction-based systems with some function like equipment basic data, management and staff current data. Audit trial will also be managed.
When tables are created there will be some advanced indexing techniques will be used which will improve the data retrieval and overall performance of the system. Some views are to be created for the purpose of the enhancing the performance of the data.
What is the need of a log in a DBMS? Briefly describe the various types of records that are normally present in a log. Ans: The system log, which is generally writt
1. Use the Invoice table structure shown below to answer the following questions: a) Draw the dependency diagram and identify the primary key and all dependencies, including al
what is attribute is attribute inheritance in dbms?
Explain the conventions (relationships) for displaying an ER schema as an ER diagram.
Define garbage collection. Garbage may be formed also as a side effect of crashes. Periodically, it is essential to find all the garbage pages and to add them to the list of fr
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
Make SQL statements for the following scenarios. Your response should contain SQL statement, output and any other assumptions you have made to arrive at the answer. For Colorado cu
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
Design an EER schema for the following application and translate the EER schema into relational schemas (and constraints). It is possible that some requirements cannot be captured
Describe Data Manipulation language ? Data Manipulation Language (DML) - A data manipulation language is a language which enables users to access or manipulate data as organize
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