teradata set operators

Teradata Installation Teradata provides Teradata express for VMWARE, which is a fully operational Teradata virtual machine. It provides up to 1 terabyte…

Teradata Performance Tuning In Teradata, Performance tuning is done to identify all the bottlenecks and then resolve them. The bottleneck is not…

Teradata Built-In Functions Teradata provides built-in functions, which are extensions to SQL. The Built-in functions return information about the system. Built-in functions…

Teradata Macros Macro is a set of SQL statements that are stored and executed by calling the Macro name. The definition of…

Teradata Table Types Teradata supports the following types of tables to hold temporary data. S. No. Table Types Description 1 ANSI Temporal…

Teradata CASE & COALESCE CASE and COALESCE both functions are used in Teradata for different purposes. Both functions have different functionalities. CASE…

Teradata MultiLoad Teradata MultiLoad or MLoad is a command-driven load utility for fast, high volume data maintenance on multiple tables or views…

Teradata Tables Tables in the Relational model are defined as a collection of data. They are represented in the rows and columns.…

Teradata Compression Compression reduces the physical size of the stored information. The goal of compression is to represent information accurately using the…

Teradata OLAP Functions OLAP functions are similar to aggregate functions except that the aggregate functions will return only one value. In contrast,…