![]() How Can You Enable A Trace For A Session? Hadoop Administration Interview Questions The difference is that the import utility relies on the data being produced by another Oracle utility EXPORT while the SQL*Loader utility allows data to be loaded that has been produced by other utilities from different data sources just so long as it conforms to ASCII formatted or delimited files. These two Oracle utilities are used for loading data into the database. What Is The Difference Between The Sql*loader And Import Utilities? Snapshot logs are used in updating the snapshots based on the master table. ORACLE uses a snapshot log to track the rows that have been updated in the master table. If possible it performs a FAST refresh Otherwise it will perform a complete refresh.Ī snapshot log is a table in the master database that is associated with the master table. What Are The Options Available To Refresh Snapshots?ĬOMPLETE – Tables are completely regenerated using the snapshots query and the master tables every time the snapshot referenced.įAST – If simple snapshot used then a snapshot log can be used to send the changes to the snapshot tables.įORCE – Default value. Yes it is possible to insert comments into sql statements return in the data model editor Is It Possible To Insert Comments Into Sql Statements Return In The Data Model Editor? Oracle Data Integrator (ODI) Interview Questions To specify the order of individual group evaluation in a cross products. What Is The Purpose Of The Product Order Option In The Column Property Sheet? SSRS(SQL Server Reporting Services) Interview Questions Vertical Tool bars are displayed along the left side of a window.Horizontal tool bars are display at the top of a window, just under its menu bar. ![]() Tool bar canvas views are used to create tool bars for individual windows.Explain About Horizontal, Vertical Tool Bar Canvas Views? Two group that is above are the left most rank higher than the group that is to right or below it. If Two Groups Are Not Linked In The Data Model Editor, What Is The Hierarchy Between Them? To indirectly reference a parameter use the NAME IN, COPY ‘built-ins to indirectly set and reference the parameters value’ Example name_in (’capital parameter my param’), Copy (’XXXX’,’Parameter my_param’) How Do You Reference A Parameter Indirectly? No parameters default to 23 Bytes and Date parameter default to 7 Bytes. ![]() The maximum no of chars the parameter can store is only valid for char parameters, which can be up to 64K. What Is The Maximum No Of Chars The Parameter Can Store? But it is a more “lonely” job than being a Development DBA. Therefore, of course, it is also a rewarding job, both financially and in terms of job satisfaction. He or she, often gets involved when all the design decisions have been made, and has simply to keep things up and running. That can be satisfying at a human level because you are part of a team and you share the satisfaction of the teams accomplishments.Ī Production DBA (on the other hand) is responsible for maintaining Databases within an organization, so it is a very difficult and demanding job. There are Development DBAs and Production DBAs.Ī Development DBA usually works closely with a team of developers and gets more involved in design decisions, giving advice on performance and writing good SQL. A DBA is a Database Administrator, and this is the most common job that you find a database specialist doing.
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