TaQL is the query language for Casacore tables. More...

Modules
	TaQL_module_internal_classes
	Internal TaQL_module classes and functions.

Classes
class	casacore::TableExprNode
	Handle class for a table column expression tree. More...

class	casacore::TableExprNodeSetElem
	Class to hold the table expression nodes for an element in a set. More...

class	casacore::TableExprNodeSet
	Class to hold multiple table expression nodes. More...

struct	casacore::MArrayLogical_global_functions_MArray_logical_operations
	Logical operations for MArray objects. More...

struct	casacore::MArrayMath_global_functions_MArray_mathematical_operations
	Mathematical operations for MArray objects. More...

struct	casacore::MArrayMathBase_global_functions_Array_basic_functions
	Basic functions and classes for math on MArray objects. More...

struct	casacore::MArrayUtil_global_functions_reorderMArray
	Reorder the axes of the data in an MArray object. More...

struct	casacore::MArrayUtil_global_functions_reverseMArray
	Reverse the order of one or more axes of an MArray. More...

struct	casacore::RecordExpr_global_functions_RecordExpr
	Global functions to make a expression node for a record field. More...

class	casacore::TableExprData
	Abstract base class for data object in a TaQL expression. More...

class	casacore::TableExprId
	The identification of a TaQL selection subject. More...

class	casacore::TableExprIdAggr
	The Table Expression Selection id used with aggregation. More...

class	casacore::UDFBase
	Abstract base class for a user-defined TaQL function. More...

Detailed Description

TaQL is the query language for Casacore tables.

See below for an overview of the classes in this module.

Intended use:

Public interface

Review Status

Reviewed By:: jhorstko
Date Reviewed:: 1994/08/30

Prerequisite

Tables module

Etymology

"TaQL" is the Table Query Language. Its pronounciation rhymes with bagel.

Synopsis

TaQL is an SQL-like language to query a Casacore table. Amongst its options are row select, sort, update, and delete.
Some more information is given in the description of the Tables module. A detailed description is given in note 199.