Teradata – BTEQ
BTEQ utility is a powerful utility in Teradata that can be used in both batch and interactive mode. It can be used to run any DDL statement, DML statement, create…
BTEQ utility is a powerful utility in Teradata that can be used in both batch and interactive mode. It can be used to run any DDL statement, DML statement, create…
FastExport utility is used to export data from Teradata tables into flat files. It can also generate the data in report format. Data can be extracted from one or more…
Solr is a scalable, ready to deploy, search/storage engine optimized to search large volumes of text-centric data. Solr is enterprise-ready, fast and highly scalable. In this tutorial, we are going…
MultiLoad can load multiple tables at a time and it can also perform different types of tasks such as INSERT, DELETE, UPDATE and UPSERT. It can load up to 5…
FastLoad utility is used to load data into empty tables. Since it does not use transient journals, data can be loaded quickly. It doesn't load duplicate rows even if the…
This chapter discusses the procedure of performance tuning in Teradata. Explain The first step in performance tuning is the use of EXPLAIN on your query. EXPLAIN plan gives the details…
Apache Pig provides various built-in functions namely eval, load, store, math, string, bag and tuple functions. Eval Functions Given below is the list of eval functions provided by Apache Pig. S.N.Function & Description1AVG()To compute the average…
This chapter discussed the various strategies of user management in Teradata. Users A user is created using CREATE USER command. In Teradata, a user is also similar to a database.…
This chapter discusses the features available for data protection in Teradata. Transient Journal Teradata uses Transient Journal to protect data from transaction failures. Whenever any transactions are run, Transient journal…
The LIMIT operator is used to get a limited number of tuples from a relation. Syntax Given below is the syntax of the LIMIT operator. grunt> Result = LIMIT Relation_name required number of tuples;…