Te0 - 127: Teradata 12 Comprehensive Mastery Exam

Teradata provides a series of certification exams which the candidate has to conduct and pass in an ascending order which is related to SQL technology and includes many technical aspects which is aimed for the professionals that are part of IT. The final exam for the series is the TE0-127: Teradata 12 Comprehensive Mastery Exam after which the candidate is certified professional.

TE0-127: Teradata 12 Comprehensive Mastery Exam consists of the following topics in the exam that are Teradata Extensions, Data Definition Language (DDL), Data Manipulation Language (DML), Data Control Language (DCL), Views and Macros, Logical and provisional Expressions, Data Conversions and Computations, CASE Expressions, Subqueries and Correlated Subqueries , Joins Attribute and String Functions, Set Operations, Analytical Functions, Time/Date/Timestamp/Intervals (ANSI vs. TERADATA), Stored Procedures Concepts, Aggregations SQL Optimization Concepts and Advanced SQL Concepts.

There are more topics on which the candidate are validated on TE0-127: Teradata 12 Comprehensive Mastery Exam are Physical Database Design Overview, Table Attributes, Column Attributes, Statistics Primary Indexes, resulting Indexes, supplementary directory Considerations, Transaction segregation, Physical Database Operations, Teradata Query Analysis and Database Space administration, these topic are from the sequel exam of Teradata and should be proficiently learnt by the candidate.

Next comes the another set of topics that the candidates are required to know are System Software Setup and Parameters, User and Security Management, Session Management, Load and Extract, System Administration Tools, System Workload Analysis and Management, Performance Optimization, Capacity Management and Planning, Business Continuity, Object Maintenance, System Planning and Space Management, Optimization, Data Integration (data source to database target), Data Protection, Data Governance and Information Delivery Strategies.

The TE0-127: Teradata 12 Comprehensive Mastery Exam is for advanced level professionals that have taken the Teradata certification exam previously and are going in sequential order. The should have profound knowledge on centrally located architectures vs. actually disseminated architectures, such as an appliance, star schema vs. third customary form, non-partitioned vs. single level vs. multi-level partitioned tables, benefits of PPI, MLPPI, benefits of join indexes, node failover , ANSI vs. Teradata manner in the areas of business procedure, defaults, conversions, and bench formation, use of aliasing in table join, evaluation order of various join types, joining partitioned tables, formatting options for internationalization of data types, UNION vs. UNION ALL, Window Aggregate functions, use of Timestamp in expressions, use of Intervals in expressions, extended GROUP BY operators, TOP N vs. SAMPLE, effect of dropping or altering a partition, use of CREATE TABLE AS, correctly written SELECT statement, use of ANSI MERGE INTO and UPDATE (upsert processing), change a user's role , use a locking modifier in a view or macro, IN and NOT IN logical predicate, explicit and implicit data type conversion.

After passing the exam, the candidate earns the certification of TE0-127: Teradata 12 Comprehensive Mastery professional during the process which the candidate learns about many new tools and terminologies and develops skills related to Teradata, some of them which include, understand DBQL productivity, columns for density, ALTER a table vs. CREATE a up-to-the-minute table, ALTER table on PPI tables, a UNICODE significance to Latin, columns for statistics compilation and many others.

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