PostgreSQL – Expressions
An expression is a combination of one or more values, operators, and PostgresSQL functions that evaluate to a value. PostgreSQL EXPRESSIONS are like formulas and they are written in query…
PostgreSQL – Operators
What is an Operator in PostgreSQL? An operator is a reserved word or a character used primarily in a PostgreSQL statement's WHERE clause to perform operation(s), such as comparisons and…
AIML – Basic Tags
In this tutorial, we'll discuss the basic tags of AIML. <aiml> − defines the beginning and end of a AIML document.<category> − defines the unit of knowledge in Alicebot's knowledge base.<pattern> − defines the pattern…
OBIEE – Views
Oracle BI Enterprise Edition enables you to look at results of analyses in a meaningful way using its presentation capabilities. Different types of views can be added, such as graphs…
Google Charts – Exploded Pie Chart
Following is an example of an exploded Pie chart. We've already seen the configuration used to draw this chart in the Google Charts Configuration Syntax chapter. So, let's see the complete example.…
OBIEE – Filters
Filters are used to limit the results that are displayed when an analysis is run, so that the results answer a particular question. Based on the filters, only those results…
OBIEE – Variables
OBIEE, there are two types of variables that are commonly used − Repository variablesSession variables Apart from this you can also define Presentation and Request variables. Repository Variables A Repository…
Google Charts – 3D Pie Chart
Following is an example of a 3d Pie chart. We've already seen the configuration used to draw this chart in the Google Charts Configuration Syntax chapter. So, let's see the complete example.…
PostgreSQL – SELECT Query
PostgreSQL SELECT statement is used to fetch the data from a database table, which returns data in the form of result table. These result tables are called result-sets. Syntax The basic syntax…
AIML – First Application
Let us start creating first bot which will simply greet a user with Hello User! when a user types Hello Alice. Create the Project Structure As in AIML Environment Setup, we've extracted content of…
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