BiodbSqlLogicalOp {biodb}R Documentation

This class represents an SQL logical operator.

Description

This class represents an SQL logical operator.

This class represents an SQL logical operator.

Super class

biodb::BiodbSqlExpr -> BiodbSqlLogicalOp

Methods

Public methods

Inherited methods

Method new()

Initializer.

Usage
BiodbSqlLogicalOp$new(op)
Arguments
op

The logical operator, as a string.

Returns

Nothing.


Method addExpr()

Add an SQL expression to the logical operator.

Usage
BiodbSqlLogicalOp$addExpr(expr)
Arguments
expr

A BiodbSqlExpr instance.

Returns

Nothing.


Method toString()

Converts into a string.

Usage
BiodbSqlLogicalOp$toString()
Returns

A string containing the SQL expression.


Method clone()

The objects of this class are cloneable with this method.

Usage
BiodbSqlLogicalOp$clone(deep = FALSE)
Arguments
deep

Whether to make a deep clone.


[Package biodb version 1.2.2 Index]