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IObjectQuery<TQuery, TObject> Methods

The IObjectQuery< TQuery, TObject> generic type exposes the following members.

Methods
  NameDescription
Public methodAddColumn(String)
Adds the additional column to the query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodAddColumn(IQueryColumn)
Adds the additional column to the query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodAddColumns(IEnumerable<String>)
Adds the additional columns to the query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodAddColumns(String[])
Adds the additional columns to the query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodAddColumns(IQueryColumn[])
Adds the additional columns to the query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodAnd()
Changes the where operator to AND for subsequent where conditions. Use in combination of methods Where...
(Inherited from IWhereCondition<TParent>.)
Public methodAnd(IWhereCondition)
Adds the given where condition with the AND operator
(Inherited from IWhereCondition<TParent>.)
Public methodAnd(Action<WhereCondition>)
Adds the given where condition with the AND operator. Creates a new where condition object and runs the setup actions on it.
(Inherited from IWhereCondition<TParent>.)
Public methodApplyParametersTo
Applies this where condition to the target object
(Inherited from IQueryParameters.)
Public methodApplySettings(AbstractQueryObject)
Applies the given settings to the query
(Inherited from IDataQuery.)
Public methodApplySettings(Action<DataQuerySettings>)
Applies the given settings to the query
(Inherited from IDataQuery.)
Public methodAs<T>
Changes the type of the query to another type
(Inherited from IDataQuery.)
Public methodAsIDQuery
Creates an ID query from the given query
(Inherited from IDataQuery.)
Public methodAsMaterializedList
Makes a materialized list from the given query
(Inherited from IDataQuery.)
Public methodAsNested()
Creates a nested query from the given query
Public methodAsNested<TResult>(NestedQuerySettings)
Creates a nested query from the given query
(Inherited from IDataQuery.)
Public methodAsSingleColumn
Creates a single column query from the given query
(Inherited from IDataQuery.)
Public methodAsSubQuery
Modifies the query to be able to be used as a sub-query, e.g. for usage in WHERE A IN ([query]). Ensures single column result, and removes order by from the result.
(Inherited from IDataQuery.)
Public methodAsValue
Gets a query expression representing this object as a value
(Inherited from IQueryObjectWithValue.)
Public methodBinaryData
Sets whether the binary data should be included to the result
(Inherited from IDataQuery<TQuery>.)
Public methodCloneObject
Creates the clone of the object.
(Inherited from IQueryObject.)
Public methodColumn(String)
Sets the column to select
(Inherited from IDataQuerySettings<TQuery>.)
Public methodColumn(IQueryColumn)
Sets the column to select
(Inherited from IDataQuerySettings<TQuery>.)
Public methodColumns(IEnumerable<String>)
Sets the columns to select
(Inherited from IDataQuerySettings<TQuery>.)
Public methodColumns(String[])
Sets the columns to select
(Inherited from IDataQuerySettings<TQuery>.)
Public methodColumns(IQueryColumn[])
Sets the columns to select
(Inherited from IDataQuerySettings<TQuery>.)
Public methodDistinct
Sets the query to use distinct selection over the given columns
(Inherited from IDataQuerySettings<TQuery>.)
Public methodEnsureParameters
Ensures data parameters for the given query
(Inherited from IQueryParameters.)
Public methodExcept
Gets the intersection of this data query with another query
(Inherited from IDataQuery<TQuery>.)
Public methodExceptGlobal
Filters the data to include only site objects, but not global objects
Public methodExecute
Executes the current query and returns it's results as a DataSet
(Inherited from IDataQuery.)
Public methodExecuteReader
Executes the current query and returns it's results as a data reader
(Inherited from IDataQuery.)
Public methodExpand
Expands the expression by replacing parameters with their values
(Inherited from IQueryParameters.)
Public methodExpandColumns
Expands the columns within this query
(Inherited from IDataQuery<TQuery>.)
Public methodFirstResult Obsolete.
Sets the query as a single object query (i.e. limits the number of fetched rows to 1).
(Inherited from IDataQuerySettings<TQuery>.)
Public methodForEachRow
Executes the given action for each item (DataRow) in the result. Processes the items in batches of the given size.
(Inherited from IDataQuery.)
Public methodFrom
Defines the source of the data (table, view or a nested query)
(Inherited from IDataQuery<TQuery>.)
Public methodGetCompleteQueryParameters
Returns query parameter container filled with the complete settings of current query.
(Inherited from IDataQuery.)
Public methodGetCompleteSettings
Gets the complete parameters for the query execution
(Inherited from IDataQuery.)
Public methodGetExecutingQuery
Gets the query to execute against database
(Inherited from IDataQuery.)
Public methodGetExpression
Gets a string expression representing this object
(Inherited from IQueryObjectWithValue.)
Public methodGetFullQueryText
Gets the full query text including resolved parameters
(Inherited from IDataQuery.)
Public methodGetListResult<T>
Gets the result as a list of values from the first column that the query returns. Excludes null values from the result.
(Inherited from IDataQuery.)
Public methodGetScalarResult<T>
Gets the scalar
(Inherited from IDataQuery.)
Public methodGetSource
Gets a source for this query
(Inherited from IDataQuery.)
Public methodGroupBy
Specifies the columns to group by
(Inherited from IDataQuerySettings<TQuery>.)
Public methodHasCompatibleSource
Returns true if the given query is an external source
(Inherited from IDataQuery.)
Public methodHaving(IWhereCondition[])
Adds the given having conditions to the query.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodHaving(Action<WhereCondition>)
Adds the given where condition to the query. Creates a new where condition object and runs the setup actions on it.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodHaving(String, Boolean)
Specifies the group by having condition
(Inherited from IDataQuerySettings<TQuery>.)
Public methodChanged
Marks the object as changed
(Inherited from IQueryObject.)
Public methodIncludeDataParameters
Adds the data parameters to the current query parameters
(Inherited from IQueryObject.)
Public methodIntersect
Gets the intersection of this data query with another query
(Inherited from IDataQuery<TQuery>.)
Public methodNewGroupBy
Clears the current group by, reverting the source of data to the original. Note, that this method also resets the existing having condition which is closely bound to the group by.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodNewHaving
Clears the current having condition
(Inherited from IDataQuerySettings<TQuery>.)
Public methodNewWhere
Clears the current where condition
(Inherited from IWhereCondition<TParent>.)
Public methodNextPage
Adjusts the query to a next page, using the current page size. Use in combination with PagedBy and NextPageAvailable to iterate over the data in batches.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodNoResults
Sets the where condition to exclude all data from result
(Inherited from IWhereCondition<TParent>.)
Public methodNotPaged
Sets up the query to become not paged query and output all results at once.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodOnlyGlobal
Filters the data to include only global objects.
Public methodOnSite
Filters the data to include only records on the given site. If site binding is defined, filters the global objects by the site ID
Public methodOr()
Changes the where operator to OR for next where conditions. Use in combination of methods Where...
(Inherited from IWhereCondition<TParent>.)
Public methodOr(IWhereCondition)
Adds the given where condition with the OR operator
(Inherited from IWhereCondition<TParent>.)
Public methodOr(Action<WhereCondition>)
Adds the given where condition with the OR operator. Creates a new where condition object and runs the setup actions on it.
(Inherited from IWhereCondition<TParent>.)
Public methodOrderBy(String[])
Adds the columns to the order by query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodOrderBy(OrderDirection,String[])
Adds the columns to the order by query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodOrderByAscending
Adds the columns to the order by query to order by the given columns in ascending order
(Inherited from IDataQuerySettings<TQuery>.)
Public methodOrderByDefault
Sets the default order by for the query
(Inherited from IDataQuery<TQuery>.)
Public methodOrderByDescending
Adds the columns to the order by query to order by the given columns in descending order
(Inherited from IDataQuerySettings<TQuery>.)
Public methodPage
Specifies the page to select with given page index and page size. Page number is indexed from 0 (first page)
(Inherited from IDataQuerySettings<TQuery>.)
Public methodPagedBy
Sets up the query as a paged query with the given page size. Resets the page index to first page. Use in combination with NextPageAvailable and NextPage to iterate over the data in batches.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodReplaceColumn
Replaces the selected column with a new name
(Inherited from IDataQuerySettings<TQuery>.)
Public methodReturnNoResults
Sets the query to return no results. This action is irreversible, once the query is set to return no results it cannot be changed. This method is used by data engine to forbid access to data that are not allowed to be accessed (e.g. license limitations), without notifying the process about the fact.
(Inherited from IWhereCondition.)
Public methodSelect<T>
Transforms the current result
(Inherited from IDataQuery.)
Public methodSource
Defines the source of the data (table, view or a nested query)
(Inherited from IDataQuery<TQuery>.)
Public methodTake
Identity method to make the query expression more readable. Use before the Columns or Page method. Doesn't provide any functionality.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodThen
Identity method to make the query expression more readable. Use before the OrderBy method. Doesn't provide any functionality.
(Inherited from IDataQuerySettings<TQuery>.)
Public methodTopN
Selects only first top N number of records
(Inherited from IDataQuerySettings<TQuery>.)
Public methodToString
Returns the string representation of the expression, with possibility of expanding parameters
(Inherited from IQueryParameters.)
Public methodUnion
Gets the union of this data query with another query
(Inherited from IDataQuery<TQuery>.)
Public methodUnionAll
Gets the union of this data query with another query without eliminating the duplicities
(Inherited from IDataQuery<TQuery>.)
Public methodWhere(IWhereCondition[])
Adds the given where conditions to the query
(Inherited from IWhereCondition<TParent>.)
Public methodWhere(Action<WhereCondition>)
Adds the given where condition to the query. Creates a new where condition object and runs the setup actions on it.
(Inherited from IWhereCondition<TParent>.)
Public methodWhere(String, QueryDataParameters)
Adds the given where condition to the query
(Inherited from IWhereCondition<TParent>.)
Public methodWhere(String, QueryUnaryOperator)
Adds the given where condition to the query. Matches the column value with an unary operator.
(Inherited from IWhereCondition<TParent>.)
Public methodWhere(String, QueryOperator, Object)
Adds the given where condition to the query. Matches the column to a given value.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereAnyColumn
Matches the given condition on any column with the same type as the given value type.
(Inherited from IDataQuery<TQuery>.)
Public methodWhereAnyColumnContains
Adds condition to all items that contain given text in any of the string columns. Performs a SQL substring search on the data.
(Inherited from IDataQuery<TQuery>.)
Public methodWhereContains
Adds the condition for a string column to contain some substring
(Inherited from IWhereCondition<TParent>.)
Public methodWhereEmpty
Adds the where condition for a null or empty column value
(Inherited from IWhereCondition<TParent>.)
Public methodWhereEquals
Adds the given where condition to the query. Matches the column to a given value.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereEqualsOrNull
Adds the given where condition to the query. Matches the column to a given value or null value.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereExists
Adds where condition with EXISTS and the nested query "EXISTS (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereFalse
Adds the where condition for a false column value (boolean column equals false).
(Inherited from IWhereCondition<TParent>.)
Public methodWhereID
Adds the where condition to match the ID to the query. In case the column name is not provided or unknown, does not generate where condition. If given ID is invalid, adds the condition to match NULL.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereIn(String, IDataQuery)
Adds where condition to the nested query, e.g. "columnName IN (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereIn(String, ICollection<Int32>)
Adds where condition to the list of values, e.g. "columnName IN (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereLike
Adds the given where condition to the query. Matches the column to a given value using LIKE operator.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNot
Adds the negation of the given where condition
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotContains
Adds the condition for a string column not to contain some substring
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotEmpty
Adds the where condition for a non empty column value
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotExists
Adds where condition with NOT EXISTS and the nested query "NOT EXISTS (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotIn(String, IDataQuery)
Adds where condition to the nested query, e.g. "columnName NOT IN (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotIn(String, ICollection<Int32>)
Adds where condition to the list of values, e.g. "columnName NOT IN (...)"
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotLike
Adds the given where condition to the query. Matches the column to a given value using NOT LIKE operator.
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotNull
Adds the where condition for a not null column value
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNotStartsWith
Adds the condition for a string column not to start with some prefix
(Inherited from IWhereCondition<TParent>.)
Public methodWhereNull
Adds the where condition for a null column value
(Inherited from IWhereCondition<TParent>.)
Public methodWhereStartsWith
Adds the condition for a string column to start with some prefix
(Inherited from IWhereCondition<TParent>.)
Public methodWhereTrue
Adds the where condition for a true column value (boolean column equals true).
(Inherited from IWhereCondition<TParent>.)
Public methodWithCodeName
Sets the where condition for a specific object code name
Public methodWithComment
Adds the comment to the given query
(Inherited from IDataQuerySettings<TQuery>.)
Public methodWithGuid
Sets the where condition for a specific object GUID
Public methodWithID
Sets the where condition for a specific object ID
Public methodWithObjectType
Changes the query to use the given object type. Applies the object type condition to the query. The new object type must have the same class name as the original one.
Public methodWithSettings(AbstractQueryObject)
Applies the given parameters to the query
(Inherited from IDataQuery<TQuery>.)
Public methodWithSettings(Action<DataQuerySettings>)
Applies the given parameters to the query
(Inherited from IDataQuery<TQuery>.)
Public methodWithSource(DataSet)
Sets the given DataSet as the source of the data query
(Inherited from IDataQuery<TQuery>.)
Public methodWithSource(DataQuerySource)
Sets the given source as the source of the data query
(Inherited from IDataQuery<TQuery>.)
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Extension Methods
  NameDescription
Public Extension MethodFakeExecution
Fakes the execution of a query
(Defined by UnitTestExtensions.)
Public Extension MethodGetObjectRelationships
Gets the query for all relationships of the objects that the query represents
(Defined by RelationshipsExtensions.)
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See Also