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SQL programmingYou can use the HCL OneDB™ implementation of the SQL language to develop applications for HCL OneDB™ database servers.
Guide to SQL: SyntaxThe HCL OneDB™ Guide to SQL: Syntax describes the syntax of the statements, data types, expressions, operators, and built-in functions of the HCL OneDB™ dialect of the SQL language.
Data types and expressionsThese topics describe the data types and expressions that HCL OneDB™supports.
Expression
Aggregate Expressions
Overview of COUNT FunctionsThe COUNT function is actually a set of functions that enable you to count column values in different ways, according to arguments after the COUNT keyword.

Overview of COUNT Functions

The COUNT function is actually a set of functions that enable you to count column values in different ways, according to arguments after the COUNT keyword.

Each form of the COUNT function is explained in the following subsections. For a comparison of the different forms of the COUNT function, see Arguments to the COUNT Functions.