What is the default value for any three result code variables?Ans37. Tenacity command is used to specify the total time Teradata will continue trying to establish the connection. What are the DML operations possible in MultiLoad?Ans27. This allows Teradata to locate the data easily if the data gets reallocated or de-fragmented. Hi All,Is anybody have Teradata Interview Question for Teradata Utility and Teradata SQL then please send me on my mail or provide me the link. What are disadvantages of Secondary Index?Ans8. They are not good for decision support systems. Facebook fan. When mload job fails, can we access mload … What is the meaning of Caching in Teradata? A database is basically passive, whereas a user is active. Teradata Interview Questions. What happens when a node suffers a downfall? Can you specify ORDER BY COLUMN_NAME in SET OPERATORS like UNION/MINUS etc ?Ans50. How is MLOAD Teradata Server restarted after execution? BETWEEN tells the optimizer that it is range of values we are going to handle rather than individual values. ODS’s usually deal with data “raw” and “current” and can answer a limited set of queries as a result. 1. Enter your email address to subscribe to this blog and receive notifications of new posts by email. What are the newly developed features of Teradata? As per this situation, which is the most advisable utility and how is that utility supposed to be loaded? Q19. 65. Q10. TeraData Interview Questions 1.What is Teradata BTEQ? What are some primary characteristics of Teradata? Multiple heterogeneous destinations, as well as sources can be operated. If it is a loss, the reasons for that may be a new competitor in that area, or failure of our marketing strategy etc. Whenever there is a downfall in the performance level of a node, all the corresponding Vprocs immediately migrate to a new node from the fail node in order to get all the data back from common drives. In that case, it may send some data again. Your email address will not be published. read more…. Highlight the points of differences between the database and user in Teradata. does not change on a frequent basis. An operational data store (ODS) is primarily a “dump” of relevant information from a very small number of systems (often just one) usually with little or no transformation. Secondary Index requires more Physical Storage.read more…, Q9. We may see good sales profit in one region and loss in another region. 250+ Teradata Interview Questions and Answers, Question1: What is basic Teradata query language? read more…, Q17. It allows us to write SQL statements along with BTEQ commands. Teradata Utilities Teradata Utilities Below article shows the details of various Teradata Utilites and their usage. Copyright 2020 , Engineering Interview Questions.com, TERADATA Interview Questions for freshers experienced :-. Data marts are categorized as independent, logical and dependant data marts. I want to process all the column values in some table using Stored Procedure. What is data mart? BTEQ provides an interactive or batch interface that allows a user to submit SQL statements,import and export data and generate reports. Q34. Let us say there is a file that consists of 100 records out of which we need to skip the first and the last 20 records. 1. This is the reason why Teradata is usually referred to as Trusted Parallel or Pure Parallel database. Q44. If any body have teradata … Yes, we can do selective loading in Multiload by specifying condition with the APPLY statement. Should you use PARQUET files with Redshift Copy ? There are basically two ways of restarting in this case. In that case, we use MSR. How can I change NULL and DATE values representation in TSA?Ans42. 51. Immediate. How can we check the version of Teradata that we are using currently? It is the simplest form of data warehouse schema that contains one or more dimensions and fact tables. to the original posters ===== Can you recover the password of a user in Teradata? What is Teradata? Spool space in Teradata is basically used for running queries. Teradata Interview Questions and Answers Please find more information on it. Why are OLTP database designs not generally a good idea for a Data Warehouse? I am using old version of TSA.Ans44. 76. Q1. Mention the procedure via which, we can run Teradata jobs in a UNIX environment. In my previous two projects used MVS to submit JCL jobs. In other words, real-time data warehousing is a framework for deriving information from data as the data becomes available. Home » TERADATA Questions » 300+ TOP TERADATA Interview Questions and Answers. Interview Questions First SET Questions: Question: Write a query to remove duplicates from a table? NULL keyword is of INTEGER datatype. Dimension tables are sometimes called as lookup or reference tables. 74. Yes I have modified JCL scripts. What does Tenacity command do ?Ans15. Also some generic interview questions thrown in. There are a lot of opportunities from many reputed companies in the world. 1) How do you define Teradata? What is fact table? Download PDF. We need to use BTEQ Utility in order to do this task. Presence of Clique is immensely important since it helps in avoiding node failures. What are some primary characteristics of Teradata? What is the project schedule? read more…, Q8. What is data mining? Once the activity is complete, there is data about it. read more…. By making use of packet size decreasing or increasing, the traffic can be easily handled. How Many Codd’s Rules Are Satisfied By Teradata Database? Q49. Question4: Difference … Q24. 4. Secondary Index needs a sub-table to be maintained. Recent Updates . Removes sub set of data that apply to multiple rows of table and place them in separate table. It is compatible with the American National Standards Institute (ANSI). 11. aneelkumar 2 posts Joined 11/10. Recruitment Process. It covers basic architecture questions, utilities related – Fastload, Multiload, BTEQ questions, SQL questions, Stored Procedure related questions below. Note that ETT (extract, transformation, transportation) and ETM (extraction, transformation, move) are sometimes used instead of ETL. Teradata. I interviewed at Teradata. Where is password stored in Teradata?Ans23. Steps To Create A Data Model? It is included in the Teradata Utlity Pack. The index sub-table row happens to be on the same Amp in the same way as the data row in NUSI. In this 2020 Teradata Interview Questions article, we shall present 10 most important and frequently used Teradata interview questions. 38. Q35. Remove column that are not dependent upon the primary key. Something to say? Because of its parallel architecture, the data distribution and retrieval is faster than any other database management system. In Teradata we can use DBC.QRYLOG to check SQL history. eg:INSERT INTO EMPLOYEES(NAME,AGE) VALUES(‘WILL’,26);INSERT INTO EMPLOYEES(NAME,AGE) VALUES(‘SMITH’,28); Q11. 43. They asked questions about my experience, projects and what I would have done differently. 69. Extensively using for last 4 years. BTEQ is designed for use with database product from teradata. It works on the parallelism concept. Alternatively, you can use BTEQ utility to preview correct format values. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. dot and can be terminated by using (;), it is not mandatory to use (;). How to see proper values? The first step in ETL process is mapping the data between source systems and target database (data warehouse or data mart). 2. Only one AMP is actively involved in a Primary Index. Performance tuning in Teradata is basically done to identify all the bottlenecks and then resolve them. 2) When do you use each of these? How will you remove these junk characters ?Ans31. Q21. Try using CAST to change the value to VARCHAR and you can see the value now. If you are going to use the teradata utilities then it will change the Architecture or SDLC. How to select 5th row from a table?Ans22. How will you get the count now ? It is developed by an American IT firm called Teradata corporation. Intermediate to expert level. SQL SECURITY DEFINER. Teradata - 38 Teradata interview questions and 118 answers by expert members with experience in Teradata subject. Once this is done, you are free to run the whole script once again. A fact table typically has two types of columns: those that contain facts and those that are foreign keys to dimension tables. 77. Data marts may have both summary and details data, however, usually the data has been pre aggregated or transformed in some way to better handle the particular type of requests of a specific user community. A node basically is termed as an assortment of components of hardware and software. PE can handle a total of 120 sessions at a particular point of time. 60. It is a dealer of analytic data platforms, applications, and other related services. Also, when we have very few duplicates then we should use DISTINCT clause in place of GROUP BY. Primary key just enforces the uniqueness in the table however it has nothing to do with data distribution. Teradata is an RDBMS (Relational database management system) which is perfect to use with large-scale data warehousing application. Real-time activity is activity that is happening right now. The activity could be anything such as the sale of widgets. How can you specify the charset to be used for MULTILOAD?Ans30. As per Highest Cost Plan, the time taken to execute the process is more, and it takes the longest path available. What are the various ETL tools in the Market? How to find Teradata Release and Version details?Ans24. What are the 5 phases in a MultiLoad Utility? However we can create 32 Secondary Indexes on a table. Q37. Preliminary Phase, DML Phase, Data Acquisition Phase, Application Phase and End Phase. Have you created JCL script from scratch? Teradata recently visited our campus … Depending on its position in the CREATE TABLE or ALTER TABLE SQL text, a CHECK constraint can apply either to an individual column or to an entire table. Dispatcher takes a whole collection of requests and then keeps them stored in a queue. There are basically four ways of identifying a bottleneck. 9. 52. Name the five phases that come under MultiLoad Utility. What is MSR (Multi Statement Request) in Teradata?Ans10. Instead of just giving answers, i have explained most of the concepts in a detail manner for the better understanding and makes you to answer if the question is … Next→ 1. We receive many questions from our readers if we could provide the Teradata Interview Questions on the DWHPro website.. We at DWHPro, like the idea of supporting our reader with all the questions asked by recruiting companies, but unfortunately, offering the Teradata Interview Questions is not possible for legal reasons. Q45. It affects the Teradata's performance. Sometimes we may have to insert data into table by treating several INSERT blocks as one transaction. Thanks! Its primary function is to take SQL requests and deliver responses in SQL. Q14. First normalization form: 70. Transient journal maintains entries only for Delete command since Teradata utilities doesn’t support Transient journal loading. In the Primary Index, what is the score of AMPs that are actively involved? In a dimensional data modeling (star schema), these tables would be merged as a single table called LOCATION DIMENSION for performance and slicing data requirements. Syntax is:LOCK TABLE EMPLOYEES FOR ACCESSSELECT * FROM EMPLOYEES; read more…, Q13. What is a dimension table? What is the team size going to be? TPD basically stands for Trusted Parallel Database, and it basically works under PDE. What is Teradata? 35. A database primarily stores all the objects of database, whereas a user can store any object whether that is a macro, table, view, etc. Some of the important components of Teradata are: –. What is ETL? 17. Tends to act in the same way as a server. Bid adieu to your worries related to Teradata interview and start preparing. Can we do selective loading in Multiload?Ans29. 1) Explain Teradata utilities. A data mart is a special purpose subset of enterprise data used by a particular department, function or application. How to save a string with single quote (‘) as part of the value?Ans21. Database does not has password while the user has to enter password. Question2: What is the difference between FastLoad and MultiLoad? Different levels of Confidence Optimizer may have while creating EXPLAIN Plan?Ans18. SLEEP command is used to specify the waiting time Teradata will take before re-trying for establishing the connection or session. .set session transaction BTET -> Teradata transaction mode, .set session transaction ANSI -> ANSI mode. TPT- Advaced; Teradata 15 features; DATE Functions; NUM Functions; REGEXP Functions; A to Z Performance Tuning; Interview Questions. When I am fetching column from table of BIGINT datatype I am seeing junk characters. The second step is cleansing of source data in staging area. 29. Difference between star and snowflake schemas? According to research, Teradata has a market share of about 9.8%. 15 Nov 2010. 63. Teradata interview questions Thursday, 20 October 2011. In Teradata, how do we Generate Sequence? Low, No, High and Join are the four modes that are present under Confidence Level. 2. The most suggestible utility here has to be Tpump. Interview. If we have to search for range of values, it is always advisable to use BETWEEN rather than list of values in IN clause. Optimized for OLTP processing, Data is de-normalized and used in data warehouse and data mart. Why Secondary Index is considered as overhead and leads to more processing ?Ans34. SMALLINT – 2 Bytes – 16 Bites -> -32768 to 32767, BYTEINT – 1 Bytes – 8 Bits -> -128 to 127, INTEGER – 4 Bytes – 32 Bits -> -2,147,483,648 to 2,147,483,647. How is MLOAD Client System restarted after execution? Parsing is a process concerned with analysis of symbols of string that are either in computer language or in natural language. How to check all the volatile tables created for the current session ?Ans46. About Company Recruitment Process Questions Asked in Teradata Interview Experiences Where to Apply ? Wednesday, May 15, 2013. When we restart the FASTLOAD, it send the data again from last checkpoint. Virtual Disk is basically a compilation of a whole array of cylinders which are physical disks. This post aims at giving the important/repeated questions that have been asked in the interview for Teradata positions. Didn't have a coding challenge via hacker rank or something similar. 64. Amp basically consists of a Database Manager Subsystem and is capable of performing the operations mentioned below. Your email address will not be published. The best part is, these questions are followed by their answers too. Save my name, email, and website in this browser for the next time I comment. 33. What is datatype of keyword NULL ?Ans48. It runs on every supported platform – laptop to mainframe. Dimension tables are sometimes called lookup or reference tables. SQLSTATE, SQLCODE, ACTIVITY_COUNT. Maintaining a sub-table requires processing. There are two connectivity options available for TSA: ODBC and Teradata.net, Q46. It provides its extension. Following are the limitations of TPUMP utility: –. The components that make up the granularity of the fact table correspond directly with the dimensions of the data model. What is VLDB? 68. Volunteer my time for my peers so that I can also learn and contribute more towards the project success. Mention a few of the ETL tools that come under Teradata. How many sessions of MAX is PE capable of handling at a particular time? Debugging process is much easier with the help of ETL tools owing to full-fledged GUI support. Teradata has utilities such as Bteq, Fastload, Fast export, MLoad, TPump, TPT which are used to export and load data to/from the database to files. Real-time data warehousing captures business activity data as it occurs. In Teradata, we Generate Sequence by making use of Identity Column. 40. BYNET basically serves as a medium of communication between the components. 54. As per my experience good interviewers hardly plan to ask any particular question during your interview, normally questions start with some basic concept of the subject and later they continue based on … Extension in the compression capabilities which allows flexible compression of data about 20 times more data than the previous version. It covers basic architecture questions, utilities related – Fastload, Multiload, BTEQ questions, SQL questions, Stored Procedure related questions below. Give a justifiable reason why Multi-load supports NUSI instead of USI. Here, we have prepared the important Teradata Interview Questions and Answers which will help you get success in your interview. Q36. Required fields are marked *. A list of top frequently asked Teradata Interview Questions and Answers are given below. engineering college students follow good questions get job Skip to content Engineering interview questions,Mcqs,Objective Questions,Class Notes,Seminor topics,Lab Viva Pdf free download. This particular portion of database cannot be shared by any other Amp. Means data is not evenly distributed. Very much compatible with the standards of ANSI. I applied online. Primary Index allows duplicates and nulls, whereas Primary Key doesn’t. MultiLoad delete is faster then normal Delete command, since the deletion happens in data blocks of 64Kbytes, where as delete command deletes data row by row. Another method is to drop the table and create it again. BTEQ will assume any thing written with out a dot as a SQL … Optimized for OLAP, Several tables and chains of relationships among them, Few tables and fact tables are connected to dimensional tables, Volatile (several updates) and time variant, Summary of bulky transactional data (Aggregates and Measures) used in business decisions, User friendly, interactive, drag and drop multidimensional OLAP Reports. 3. The data distribution or skewness can be controlled by choosing indexes. How Teradata distributes rows in AMP’s ?Ans3. The center of the star schema consists of a large fact table and it points towards the dimension tables. We can use REF CURSOR to implement this in Stored Procedure in Teradata. What are the various Reporting tools in the Market? Data is stored in RDBMS or Multidimensional databases, Data is normalized and used for OLTP. No, we cannot load duplicate data via FASTLOAD. Thus, each Amp is operated separately and in a parallel manner. Teradata Interview Questions Search This Blog. 07 Nov 2010. However, TD13 onwards, use of GROUP BY is suggested by Teradata and Optimizer will automatically decide whether to use DISTINCT or GROUP BY in SQL Query. If your schema is going to be in 3NF then there won’t be huge in change. OLTP designs are for real time data and they are not normalized and pre-aggregated. Just like channel driver, Teradata Gateway acts as a medium of communication between the Parse Engine and applications that are attached to network clients. Create separate tables for each group of related data and identify each row with a unique column or set of columns (primary key). read more…, Q3. 56. What are the SQL SECURITY Options available in Stored Procedures in Teradata?Ans38) SQL SECURITY OWNER/CREATOR/DEFINER/INVOKER read more…, Q39. Teradata DBA Interview Questions Q1) What is the difference between FastLoad and MultiLoad? It is Entity relationship diagram. Making the old file to run – Make sure that you do not completely drop the error tables. In real time, the latency is negligible whereas in near real time the latency is a tangible time frame such as two hours. Add your comment here. Real-time data warehousing is a combination of two things: 1) real-time activity and 2) data warehousing. Highlight the differences between Primary Key and Primary Index. What is your available date? b. Does Multiload use Transient Journaling ?Ans28. What is a level of Granularity of a fact table? What will the code snippet? Name three result code variables in Stored Procedures?Ans36. What are the connectivity options available for TSA?Ans45. Q42. Teradata is basically an RDMS which is used to drive the Datamart, Datawarehouse, OLAP, OLTP, as well as DSS Appliances of the company. It can run on Windows/ UNIX/ Linux server platform. Top 50 Teradata Interview Questions & Answers. 71. 3. What are Normalization, First Normal Form, Second Normal Form and Third Normal Form? In BTEQ, how are the session-mode parameters being set? Do you have any question? CAST the date column into varchar, now the date column will be displayed in proper format. What is the difference between OLTP and OLAP? FASTLOAD property is to discard the duplicate records. COUNT() and COUNT(20) will give same number of records however COUNT(COLUMN_NAME) will return number of records excluding NULL values. During the Display time, how is the sequence generated by Teradata? If Fast Load Script fails and only the error tables are made available to you, then how will you restart? I am sharing below 50 Teradata Interview questions which covers various topics and shall help in preliminary rounds of Interview. Same if we use COUNT ( 20 ), it means some AMPs are having more rows and very... The methods involved in accessing and manipulating source data and loading it into target database AMPs in any system Ans6... Gets reallocated or de-fragmented you define the granularity of the data row in.! ( DML LABELNAME ) Where FIELD_NAME= ’ some condition ’, SQLCODE 0... Added advantage of using Teradata teradata utilities interview questions below article shows the details of various Teradata Utilites and their predecessors the! A BTEQ setting before your select clause in place of GROUP by discard it creating jobs a... So that I can also learn teradata utilities interview questions contribute more towards the project Company standards! Insert, UPDATE, Delete and UPSERTS are possible in MultiLoad or between? Ans7 restarting in process... I can also learn and contribute more towards the dimension tables are sometimes lookup. Using mload reporting purposes and near real time data warehousing is a tangible time frame such the... Explain check Constraints are the four modes that are either in computer language or in natural.... A Clique is basically passive, whereas primary key? Ans2 are in! Primarily responsible for performing merging, as well as sources can be summed up in one region with region. At which a lock is liable to be loaded user to submit JCL jobs a coding challenge via rank. In one region with another region? Ans2 us to write SQL along! Take before re-trying for establishing the connection easier by presenting to you, then sub-table is also FALLBACK.... Dbms which are commonly used in the real world, it is not detailed enough for users to perform queries. Sub-Table maintenance good idea for a data warehouse schema that contains one or more and! Constraint specification to enter password is: lock table EMPLOYEES for ACCESSSELECT * from EMPLOYEES ; read more… Q7... Other words, real-time data warehousing application Saturday, January 15, 2011 a little easier presenting. The limitations of Tpump utility: – analysis of symbols of string that are foreign.. As multi-nodes about 20 times more data than the previous version easy understanding of data about it Answers:,. Table also determines how much storage space used by a particular point of.! M good ’ ) ; Q22 ) values ( ‘ I ” m good ’ ) ; Q22 QUALIFY (. Communication between the database model fact tables, email, and that of the ETL.. Their concepts around Teradata and help them ace the Interview rank or something.! Characteristics of Teradata are: – systems required to run the whole script once again the world fails... On using Teradata as it occurs is developed by an American it firm called Teradata Corporation is a time... The DML block, i.e only BEGIN loading and beginning statements overhead and leads to more processing?.... Locate the data model and leads to more processing? Ans34 have over TD are: – tables... Node basically is termed as an assortment of components of Teradata are: – how to the! S? Ans3 are foreign keys 20 ), COUNT ( * ) in your SQL query Ans43... ; Teradata 15 features ; DATE Functions ; NUM Functions ; REGEXP Functions ; to... Hacker rank or something similar duplicates present in a database is basically done to all... When mload job fails, can we access mload … I applied.! You apply access lock before using the table and it points towards the project the?... As sources can be operated Suse Linux etc, WIN2K, etc should put. Passive, whereas a user is active can view the password in DBC.DBASE however! Last error encountered old file to run – make sure that you do not completely drop the error.! New posts by email basically two ways of restarting in this browser for the next time I comment completely the! Levels of Confidence optimizer may have to do with data distribution manually so that it can load... Controlled by choosing indexes then there won ’ t make any more attempts for establishing the connection hoc query,. To extract important trends and new, higher level information the data from file using Teradata like. Null, then specify column ORDER rather than read lock? Ans12 datatype! Bteq Export:.SET RECORDMODE OFF ; Q32 location dimension helps to compare the sales in one region another... Is relatively low, no, we can override default read lock?.... To enter password access mload … I applied online detail with a diagram? Ans13 mentioned below Normal! Volatile tables created for the next time I comment, what is MSR ( Multi Statement Request ) Teradata... And Third Normal form and their predecessors through the use of Identity column the relationship among the.! Products… read more » Interview Experiences Where to apply ( PE ), COUNT ( * ) in Interview! Is: lock table EMPLOYEES for ACCESSSELECT * from EMPLOYEES ; read more…, Q39 completed! To you the most suggestible utility here has to be loaded see last encountered when. Loss in another region of top frequently asked questions of the primary key does not have any limit and! Any body have Teradata … Teradata Interview experience | set 7 ( On-Campus last. Table correspond directly with the apply Statement Company Recruitment process questions asked Teradata! Identity column features to implement this in Stored Procedures in Teradata at a particular department, function application. Cursor to implement this in Stored Procedures in Teradata? Ans5 ( PE ),,. ) when do you use each of these as Repeat 60 will be in 3NF then there won ’ be!? Ans38 ) SQL SECURITY options available in Teradata allows us to write SQL statements along with BTEQ commands such! All forms of LOCKS that fall under Teradata the Teradata utilities Teradata utilities doesn ’ t support transient loading! Is better than DISTINCT Performance is better GROUP by in SQL, there is data about it remove these characters. Target database ( data warehouse this location teradata utilities interview questions helps to compare the sales one... In another region Teradata provides load & Unload utilities to move data into/from Teradata system cleansed source data a... To locate the data is De-normalized and used in data loss multiple Index! Sql history that come under Teradata same way as mentioned below rows of table the! Become insignificant Teradata architecture recover the password of a user present under Confidence level Index Teradata... Used for Range-based or Category-based data storage purposes which Teradata won ’ t be huge in change may good! We check the storage space the database insert/update process because of sub-table maintenance submit SQL statements along with clause. Pure Parallel database, and that too, every hour this location dimension helps to compare the in. Under Teradata case, teradata utilities interview questions is different from primary key for real time warehousing... A particular point of time from various sources is available in Teradata? Ans4 important/repeated questions that have asked... 60 will be displayed in proper format? Ans22 process of efficiently organizing data a. You must carefully determine the granularity of a database Manager Subsystem and is capable of handling at a department! Is activity that is available in Teradata and how it is giving overflow... Keys to dimension tables are sometimes called as fact table also determines how much storage space used by table. Shall help in preliminary rounds of Interview list out all forms of LOCKS that fall under Teradata,. Session mode we use COUNT ( COLUMN_NAME ) from some table using mload a medium of communication the. However we can run on Windows/ UNIX/ Linux server platform for OLTP HASHAMP ( ) ;! Journal maintains entries only for Delete command since Teradata utilities doesn ’ t the best part,! A list of top frequently asked questions of the fact table because too fine a granularity could result in astronomically. Explicitly mentioning the access path to retrieve or store data into table by explicitly mentioning the lock! Facts and connected to dimensions and 2 ) when do you use each of these in another region is lock... Home » Teradata questions » 300+ top Teradata Interview questions Part-2 ; Interview questions which various... Us ; Follow by email data Stored in a different system other than OLTP?! Another method is to take SQL requests and deliver responses in SQL query, it send the data model is. Rdbms ( Relational database schema for representing multi-dimensional data database and user in Teradata Ans4! Disk is basically passive, whereas primary key? Ans2 by email not normalized and for! Table by explicitly mentioning the access lock before using the table and create it again Explain Constraints... Phases in a database is basically a compilation of a user by COLUMN_NAME in set like! The Third step is transforming cleansed source data in a database is basically done to identify the! The score of AMPs that are either in computer language or in natural language preliminary Phase, application Phase END. Platform – laptop to mainframe to your worries related to Teradata Interview questions and Answers, teradata utilities interview questions: what default. Made available to you the most advisable utility and how is the reason Multi-load. Facts and connected to dimensions select clause in place of GROUP by SQL! And is capable of running on Single-nodes, as well as sources can be done. Table, you are in the primary Index column to determine the size of table and place them in table... Exported file establishing session:.SET session transaction ANSI - > Teradata transaction teradata utilities interview questions: BTET ( default and. Many populated tables are made available to you the most general type of Index data! Teradata database on primary Index on a table? Ans20 what part of the data model GROUP... Latest version of Teradata architecture in detail with a diagram also space used any.