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## Uses of Package
org.eclipse.birt.data.engine.api

Packages that use org.eclipse.birt.data.engine.api
org.eclipse.birt.data.engine.api | This package contains the main public API classes and interfaces of the BIRT Data Engine (DtE).
org.eclipse.birt.data.engine.api.querydefn | This package is part of the Data Engine public API, and contains default implementation of request interfaces in `org.eclipse.birt.data.engine.api`.
org.eclipse.birt.data.engine.api.script | This package defines BIRT Data Engine's public interfaces and classes to support Scripting.

Classes in org.eclipse.birt.data.engine.api used by org.eclipse.birt.data.engine.api
DataEngine Data Engine API class.
DataEngineContext Define in which context Data Engine is running.
IBaseDataSetDesign Describes the static design of any data set to be used by the Data Engine.
IBaseDataSourceDesign Describes the static design of any data source (connection) to be used by the Data Engine.
IBaseExpression Base type to represent a generic data expression used in a report design.
IBaseParameterMetaData
IBasePreparedQuery General Interface of prepared query.
IBaseQueryDefinition /** Represents attributes common to a data engine query and a subquery.
IBaseQueryResults The new IBaseQueryResults is an interface which will be extends by IQueryResults and ICubeQueryResults interfaces.
IBaseResultIterator
IBaseResultMetaData
IBaseTransform Base class to define set of transforms that are common to queries, and groups within queries.
IBinding This interface define a BIRT query binding.
IDataQueryDefinition General interface for Query definition.
IGroupInstanceInfo This class provides information that can identify a unique group instance of a ResultSet.
INamedObject
IPreparedQuery A prepared data engine query ready for execution.
IQueryDefinition Defines a data engine query: a set of data transforms that provides data for a list-like element in the report.
IQueryExecutionHints This class provides hints info for a Data Engine Query to execution.
IQueryResults A handle used to retrieve a data engine query's results.
IResultIterator An iterator on a result set from a prepared and executed query.
IResultMetaData Describes the metadata of a detail row in an IResultIterator.
IScriptExpression Describes a Javascript expression used in the report design.
IShutdownListener

Classes in org.eclipse.birt.data.engine.api used by org.eclipse.birt.data.engine.api.querydefn
IBaseDataSetDesign Describes the static design of any data set to be used by the Data Engine.
IBaseDataSourceDesign Describes the static design of any data source (connection) to be used by the Data Engine.
IBaseExpression Base type to represent a generic data expression used in a report design.
IBaseQueryDefinition /** Represents attributes common to a data engine query and a subquery.
IBaseTransform Base class to define set of transforms that are common to queries, and groups within queries.
IBinding This interface define a BIRT query binding.
IColumnDefinition Describes a column that appears in the data row of a data set.
IComputedColumn Describes a computed column defined for a data set, or a report query.
IConditionalExpression Describes a conditional expression that produces a Boolean type result.
IDataQueryDefinition General interface for Query definition.
IExpressionCollection Describes an Array Collection of IBaseExpression, it will return an result Array.
IFilterDefinition Describes a data row filter defined in a data set or a report query.
IGroupDefinition Provides information about a grouping level within a query or subquery.
IGroupInstanceInfo This class provides information that can identify a unique group instance of a ResultSet.
IInputParameterBinding Describes on input parameter binding, which associates one input parameter (identified by either parameter name or position) to a JavaScript expression
IJoinCondition This interface describes a specified conditional expression which returns a Boolean value, and used for Joint Data Set only.
IJointDataSetDesign This interface describes the static design of a Joint Data Set.
INamedObject
IOdaDataSetDesign Describes the static design of a generic ODA (Open Data AccesS) Data Set.
IOdaDataSourceDesign Describes the static design of an ODA (Open Data Access) Data Source.
IParameterDefinition Describes the metadata of a data set parameter.
IQueryDefinition Defines a data engine query: a set of data transforms that provides data for a list-like element in the report.
IQueryExecutionHints This class provides hints info for a Data Engine Query to execution.
IScriptDataSetDesign Describes the static design of a scripted Data Set.
IScriptDataSourceDesign Describes the static design of a scripted Data Source.
IScriptExpression Describes a Javascript expression used in the report design.
ISortDefinition Describes one sort (key, direction) pair in a sort sequence.
ISubqueryDefinition Provides definition of subquery: a supplemental use of rows returned by a data set or a group.

Classes in org.eclipse.birt.data.engine.api used by org.eclipse.birt.data.engine.api.script
IResultMetaData Describes the metadata of a detail row in an IResultIterator.

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