A Teradata system is not utilizing NoPI as the table definition default. The following table is present:
Which column(s) are chosen as the Primary Index for SALES2 when the SQL is executed?
The table Sales has more than one million rows. There are many queries with Product_id used as a predicate to identify the sales information of a product across all stores. The table Sales has the definition:
Which action would improve the performance on the queries?
Which statement accurately describes a difference between Teradata and ANSI modes?
Given the following data integration information:
• Modify a production table which contains a large number of rows
• Production table has established soft referential integrity
• Minimize run time
Which strategy should be used to meet these requirements?
A monthly query joining two big tables ran for hours until it failed with this error:
2646; No more spool space in…..
Usually the query finishes in only a few minutes.
What should be the first thing the developer would do?
A DBA is designing a database hierarchy for application that use a wide variety of database objects.
Which user is required to have perm space assigned?
A company is planning to carry out redevelopment and tuning on a large important application. Prior to this rework, the developer needs to capture all objects that the application to using they can be replicated in test and development environments
Which DBOL logging option should be enabled by the DBA to research and determine the database entities that are being used?
Which statement accurately describes the difference between using ANSI mode and Teradata mode?
What will a specified Key be implemented as on a table defined with a PRIMARY INDEX?
Which action would create a permanent table that would allow duplicate rows to be inserted?
An application has the following characteristics:
• Tables have many nulls that are excluded in most queries
• Only the last two month's history is frequently accessed
Which optimization strategy should be used to improve performance?
A client-based graphical interface tool is needed to support Teradata Unified Data Architecture (UDA) by integrating these item;
• Administration
• Data management
• Transfer
• SQL query development
Which tool should be used to accomplish this integration across the Teradata. Aster, and Hadoop platforms?
A customer needs to load character data from a flat file that exceeds he maximum allowable size for VARCHAR column. The customer wants to load this data into a LOB column.
Which operator will support this activity?