DataQueryBaseTQuery Methods |
The DataQueryBaseTQuery generic type exposes the following members.
Name | Description | |
---|---|---|
AddColumn(String) |
Adds the additional column to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddColumn(IQueryColumn) |
Adds the additional column to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddColumns(IEnumerableString) |
Adds the additional columns to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddColumns(String) |
Adds the additional columns to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddColumns(IQueryColumn) |
Adds the additional columns to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddFilterColumn |
Adds the additional filter column to the query
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddHavingInternal |
Adds the given having condition
(Inherited from DataQuerySettingsBaseTQuery.) | |
AddWhereCondition |
Adds the given where condition to the final where condition
(Inherited from WhereConditionBaseTParent.) | |
AddWhereConditionInternal |
Adds the given where condition
(Inherited from WhereConditionBaseTParent.) | |
And |
Changes the where operator to AND for subsequent where conditions. Use in combination of methods Where...
(Inherited from WhereConditionBaseTParent.) | |
And(IWhereCondition) |
Adds the given where condition with the AND operator
(Inherited from WhereConditionBaseTParent.) | |
And(ActionWhereCondition) |
Adds the given where condition with the AND operator. Creates a new where condition object and runs the setup actions on it.
(Inherited from WhereConditionBaseTParent.) | |
AnySettingsDefined |
Returns true if the object has any settings defined that influence the resulting query
(Inherited from DataQuerySettingsBaseTQuery.) | |
ApplyParametersTo |
Applies this query parameters to the target object
(Overrides DataQuerySettingsBaseTQueryApplyParametersTo(IQueryObject).) | |
ApplySettings(AbstractQueryObject) |
Applies the given settings to the query
| |
ApplySettings(ActionDataQuerySettings) |
Applies the given settings to the query
| |
AsTNewType |
Changes the type of the query to another type
| |
AsColumn |
Converts the query to the query column using this query as nested
| |
AsIDQuery |
Creates an ID query from the given query
| |
AsMaterializedList |
Makes a materialized list from the given query
| |
AsNestedTResult |
Creates a nested query from the given query
| |
AsSingleColumn |
Creates a single column query from the given query
| |
AsSubQuery |
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.
| |
AsValue |
Gets a query expression representing this object as a value
| |
BinaryData |
Sets whether the binary data should be included to the result
| |
CallOnDispose |
Adds the given action to the list of actions called when the handler object is disposed
(Inherited from DisposableObject.) | |
Clone |
Creates the clone of the object.
(Inherited from QueryParametersBaseTParent.) | |
CloneObject |
Creates the clone of the object.
(Inherited from QueryParametersBaseTParent.) | |
Column(String) |
Sets the column to select
(Inherited from DataQuerySettingsBaseTQuery.) | |
Column(IQueryColumn) |
Sets the column to select
(Inherited from DataQuerySettingsBaseTQuery.) | |
Columns(IEnumerableString) |
Sets the columns to select
(Inherited from DataQuerySettingsBaseTQuery.) | |
Columns(String) |
Sets the columns to select
(Inherited from DataQuerySettingsBaseTQuery.) | |
Columns(IQueryColumn) |
Sets the columns to select
(Inherited from DataQuerySettingsBaseTQuery.) | |
CopyPropertiesTo |
Copies the properties to the target query.
(Overrides DataQuerySettingsBaseTQueryCopyPropertiesTo(IQueryObject).) | |
DataSourceChanged |
Marks the object as changed when data source changes
| |
Dispose |
Make sure the objects get disposed
(Inherited from DisposableObject.) | |
Distinct |
Sets the query to use distinct selection over the given columns
(Inherited from DataQuerySettingsBaseTQuery.) | |
EnsureParameters |
Ensures data parameters for the given query
(Inherited from QueryParametersBaseTParent.) | |
Except |
Gets the intersection of this data query with another query
| |
Execute |
Executes the current query and returns it's results as a DataSet
| |
ExecuteReader |
Executes the current query and returns it's results as a data reader
| |
Expand |
Expands the expression by replacing parameters with their values
(Inherited from QueryParametersBaseTParent.) | |
ExpandColumns |
Expands the columns within this query
| |
FirstResult |
Sets the query as a single object query
(Inherited from DataQuerySettingsBaseTQuery.) | |
ForEachPage |
Executes the given action for each page (DataSet) in the results. If the query is not set up as a paged query before calling this
method and pageSize is not set, executes the action once with the current results.
| |
ForEachRow |
Executes the given action for each item (DataRow) in the result. Processes the items in batches of the given size.
| |
From |
Defines the source of the data (table, view or a nested query)
| |
GenerateQueryText |
Generates the query text
| |
GetAvailableColumns |
Gets the list of all available columns for this query
| |
GetBinaryColumns |
Gets the binary columns for this query
| |
GetClassName |
Gets the class name for current query
| |
GetClassStructureInfo |
Gets the class structure info for this query
| |
GetCompleteSettings |
Gets the complete parameters for the query execution. The parameters are always a new instance of DataQuerySettings which can be further modified without any impact to the query itself.
| |
GetData |
Executes the query. Sets the total records number during execution.
| |
GetDataFromDataSource |
Executes the current over data source and returns it's results as a DataSet
| |
GetDataFromDB |
Executes the current query and returns it's results as a DataSet
| |
GetDataSourceName |
Gets the unique query source ID
| |
GetDefaultOrderBy |
Gets the default order by columns
| |
GetDefaultSingleColumn |
Gets the default single column for the query
| |
GetDefaultSource |
Gets the default source for this query
| |
GetExecutingQuery |
Gets the query to execute against database
| |
GetExpression |
Gets a query expression representing this object as a value
| |
GetExpressions |
Gets the query expressions
(Inherited from DataQuerySettingsBaseTQuery.) | |
GetFullQueryText |
Gets the full query text including resolved parameters
| |
GetIDColumn |
Gets the ID column for this query
| |
GetListResultT |
Gets the result as a list of values from the first column that the query returns. Excludes null values from the result.
| |
GetReaderFromDB |
Executes the query
| |
GetScalarResultT |
Gets the scalar
| |
GetWhere(String, QueryOperator, Object) |
Gets the where condition for the given column
(Inherited from WhereConditionBaseTParent.) | |
GetWhere(IQueryObjectWithValue, QueryOperator, Object) |
Gets the where condition for the given column
(Inherited from WhereConditionBaseTParent.) | |
GroupBy |
Specifies the columns to group by
(Inherited from DataQuerySettingsBaseTQuery.) | |
HasCompatibleSource |
Returns true if the given query is an external source
(Overrides WhereConditionBaseTParentHasCompatibleSource(IDataQuery).) | |
HasResults |
Returns true, if the query returns any results
| |
Having(IWhereCondition) |
Adds the given having conditions to the query.
(Inherited from DataQuerySettingsBaseTQuery.) | |
Having(ActionWhereCondition) |
Adds the given where condition to the query. Creates a new where condition object and runs the setup actions on it.
(Inherited from DataQuerySettingsBaseTQuery.) | |
Having(String, Boolean) |
Specifies the having condition
(Inherited from DataQuerySettingsBaseTQuery.) | |
Changed |
Marks the object as changed
(Overrides AbstractQueryObjectChanged.) | |
CheckReturnsNoResults |
Checks if where condition results in no data
(Inherited from WhereConditionBaseTParent.) | |
Immutable |
Makes this object instance is immutable, and next subsequent modification starts with a clone of the object.
(Inherited from QueryParametersBaseTParent.) | |
IncludeDataParameters |
Adds the data parameters to the current query parameters
(Inherited from QueryParametersBaseTParent.) | |
Intersect |
Gets the intersection of this data query with another query
| |
LoadTotalRecordsNonPaged |
Loads the number of total records for an unpaged query
| |
LoadTotalRecordsPaged |
Loads the number of total records for a paged query
| |
Lock |
Locks the event on the given lock object. The context stays locked until the handler is disposed.
(Inherited from DisposableObject.) | |
NewEmptyQuery |
Creates a new empty query
| |
NewGroupBy |
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 DataQuerySettingsBaseTQuery.) | |
NewHaving |
Clears the current having condition
(Inherited from DataQuerySettingsBaseTQuery.) | |
NewResult |
Returns properly typed this
(Inherited from QueryParametersBaseTParent.) | |
NewWhere |
Clears the current where condition
(Inherited from WhereConditionBaseTParent.) | |
NextPage |
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 DataQuerySettingsBaseTQuery.) | |
NoColumns |
Sets the query to return no columns at all
(Inherited from DataQuerySettingsBaseTQuery.) | |
NoResults |
Sets the where condition to exclude all data from result
(Inherited from WhereConditionBaseTParent.) | |
NotPaged |
Sets up the query to become not paged query and output all results at once.
(Inherited from DataQuerySettingsBaseTQuery.) | |
Or |
Changes the where operator to OR for next where conditions. Use in combination of methods Where...
(Inherited from WhereConditionBaseTParent.) | |
Or(IWhereCondition) |
Adds the given where condition with the OR operator
(Inherited from WhereConditionBaseTParent.) | |
Or(ActionWhereCondition) |
Adds the given where condition with the OR operator. Creates a new where condition object and runs the setup actions on it.
(Inherited from WhereConditionBaseTParent.) | |
OrderBy(String) |
Adds the columns to the order by query
(Inherited from DataQuerySettingsBaseTQuery.) | |
OrderBy(OrderDirection, String) |
Adds the columns to the order by query
(Inherited from DataQuerySettingsBaseTQuery.) | |
OrderByAscending |
Adds the columns to the order by query to order by the given columns in ascending order
(Inherited from DataQuerySettingsBaseTQuery.) | |
OrderByDefault |
Sets the default order by for the query
| |
OrderByDescending |
Adds the columns to the order by query to order by the given columns in descending order
(Inherited from DataQuerySettingsBaseTQuery.) | |
Page |
Specifies the page to select with given page index and page size. Page number is indexed from 0 (first page)
(Inherited from DataQuerySettingsBaseTQuery.) | |
PagedBy |
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 DataQuerySettingsBaseTQuery.) | |
ReplaceColumn |
Replaces the selected column with a new name
(Inherited from DataQuerySettingsBaseTQuery.) | |
ReplaceOrderByColumn |
Replaces the selected column with a new name
(Inherited from DataQuerySettingsBaseTQuery.) | |
ReplaceSelectedColumn |
Replaces the selected column with a new name
(Inherited from DataQuerySettingsBaseTQuery.) | |
Reset |
Flushes the results but leaves the generated query text unchanged.
After the reset, query can be executed again to obtain new data.
(Overrides AbstractQueryObjectReset.) | |
ResetWhereOperator |
Resets the where operator to the default value
(Inherited from WhereConditionBaseTParent.) | |
ResolveColumns |
Resolves the columns in the given list
| |
ReturnNoResults |
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 WhereConditionBaseTParent.) | |
SelectT |
Transforms the current result
| |
SetClassName |
Gets the class name for current query
| |
Snapshot |
Creates an immutable snapshot of the current query as a base for further evaluation. Doesn't modify the original query in any way.
(Inherited from QueryParametersBaseTParent.) | |
Source |
Defines the source of the data (table, view or a nested query)
| |
Take |
Identity method to make the query expression more readable. Use before the Columns or Page method. Doesn't provide any functionality.
(Inherited from DataQuerySettingsBaseTQuery.) | |
Then |
Identity method to make the query expression more readable. Use before the OrderBy method. Doesn't provide any functionality.
(Inherited from DataQuerySettingsBaseTQuery.) | |
TopN |
Selects only first top N number of records
(Inherited from DataQuerySettingsBaseTQuery.) | |
ToString |
Returns the string representation of the expression
(Inherited from QueryParametersBaseTParent.) | |
ToString(Boolean) |
Returns the string representation of the expression, with possibility of expanding parameters
(Overrides DataQuerySettingsBaseTQueryToString(Boolean).) | |
Union |
Gets the union of this data query with another query
| |
UnionAll |
Gets the union of this data query with another query without eliminating the duplicities
| |
Using |
Adds the given object to the list of the allocated objects to dispose
(Inherited from DisposableObject.) | |
Where(IWhereCondition) |
Adds the given where conditions to the query
(Inherited from WhereConditionBaseTParent.) | |
Where(ActionWhereCondition) |
Adds the given where condition to the query. Creates a new where condition object and runs the setup actions on it.
(Inherited from WhereConditionBaseTParent.) | |
Where(String, QueryDataParameters) |
Adds the given where condition to the query
(Inherited from WhereConditionBaseTParent.) | |
Where(String, QueryUnaryOperator) |
Adds the given where condition to the query. Matches the column value with an unary operator.
(Inherited from WhereConditionBaseTParent.) | |
Where(IQueryObjectWithValue, QueryUnaryOperator) |
Adds the given where condition to the query. Matches the column value with an unary operator.
(Inherited from WhereConditionBaseTParent.) | |
Where(String, QueryOperator, Object) |
Adds the given where condition to the query. Matches the column to a given value.
(Inherited from WhereConditionBaseTParent.) | |
Where(IQueryObjectWithValue, QueryOperator, Object) |
Adds the given where condition to the query. Matches the column to a given value.
(Inherited from WhereConditionBaseTParent.) | |
WhereAnyColumn |
Matches the given condition on any column with the same type as the given value type.
| |
WhereAnyColumnContains |
Adds condition to all items that contain given text in any of the string columns. Performs a SQL substring search on the data.
| |
WhereContains(String, String) |
Adds the condition for a string column to contain some substring
(Inherited from WhereConditionBaseTParent.) | |
WhereContains(IQueryObjectWithValue, String) |
Adds the condition for a string column to contain some substring
(Inherited from WhereConditionBaseTParent.) | |
WhereEmpty |
Adds the where condition for a null or empty column value
(Inherited from WhereConditionBaseTParent.) | |
WhereEndsWith(String, String) |
Adds the condition for a string column to end with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereEndsWith(IQueryObjectWithValue, String) |
Adds the condition for a string expression to end with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereEquals(String, Object) |
Adds the given where condition to the query. Matches the column to a given value.
(Inherited from WhereConditionBaseTParent.) | |
WhereEquals(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side to the given right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereEqualsOrNull |
Adds the given where condition to the query. Matches the column to a given value or null value.
(Inherited from WhereConditionBaseTParent.) | |
WhereExists(IDataQuery) |
Adds where condition with EXISTS and the nested query "EXISTS (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereExists(IDataQuery, Boolean) |
Adds where condition with EXISTS and the nested query "EXISTS (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereFalse(String) |
Adds the where condition for a false column value (boolean column equals false).
(Inherited from WhereConditionBaseTParent.) | |
WhereFalse(IQueryObjectWithValue) |
Adds the where condition for a false expression value (boolean expression equals false).
(Inherited from WhereConditionBaseTParent.) | |
WhereGreaterOrEquals(String, Object) |
Adds the given where condition to the query. Matches the left side which is greater or equal than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereGreaterOrEquals(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side which is greater or equal than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereGreaterThan(String, Object) |
Adds the given where condition to the query. Matches the left side which is greater than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereGreaterThan(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side which is greater than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereID |
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 WhereConditionBaseTParent.) | |
WhereIn(String, IDataQuery) |
Adds where condition to the nested query, e.g. "columnName IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereIn(String, IListInt32) |
Adds where condition to the list of values, e.g. "columnName IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereIn(String, IDataQuery, Boolean) |
Adds where condition to the list of values, e.g. "columnName IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereIn(String, IListInt32, Boolean) |
Adds where condition to the list of values, e.g. "columnName IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereLessOrEquals(String, Object) |
Adds the given where condition to the query. Matches the left side which is less or equal than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereLessOrEquals(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side which is less or equal than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereLessThan(String, Object) |
Adds the given where condition to the query. Matches the left side which is less than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereLessThan(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side which is less than the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereLike(String, String) |
Adds the given where condition to the query. Matches the column to a given value using LIKE operator.
(Inherited from WhereConditionBaseTParent.) | |
WhereLike(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side and right side using LIKE operator.
(Inherited from WhereConditionBaseTParent.) | |
WhereNot |
Adds the negation of the given where condition
(Inherited from WhereConditionBaseTParent.) | |
WhereNotContains(String, String) |
Adds the condition for a string column not to contain some substring
(Inherited from WhereConditionBaseTParent.) | |
WhereNotContains(IQueryObjectWithValue, String) |
Adds the condition for a string column not to contain some substring
(Inherited from WhereConditionBaseTParent.) | |
WhereNotEmpty |
Adds the where condition for a non empty column value
(Inherited from WhereConditionBaseTParent.) | |
WhereNotEndsWith(String, String) |
Adds the condition for a string column not to end with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereNotEndsWith(IQueryObjectWithValue, String) |
Adds the condition for a string column not to end with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereNotEquals(String, Object) |
Adds the given where condition to the query. Matches the column which is not equal to a given value.
(Inherited from WhereConditionBaseTParent.) | |
WhereNotEquals(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side which is not equal to the right side.
(Inherited from WhereConditionBaseTParent.) | |
WhereNotExists |
Adds where condition with NOT EXISTS and the nested query "NOT EXISTS (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereNotIn(String, IDataQuery) |
Adds where condition to the nested query, e.g. "columnName NOT IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereNotIn(String, IListInt32) |
Adds where condition to the list of values, e.g. "columnName NOT IN (...)"
(Inherited from WhereConditionBaseTParent.) | |
WhereNotLike(String, String) |
Adds the given where condition to the query. Matches the column to a given value using NOT LIKE operator.
(Inherited from WhereConditionBaseTParent.) | |
WhereNotLike(IQueryObjectWithValue, Object) |
Adds the given where condition to the query. Matches the left side and right side using NOT LIKE operator.
(Inherited from WhereConditionBaseTParent.) | |
WhereNotNull(String) |
Adds the where condition for a not null column value
(Inherited from WhereConditionBaseTParent.) | |
WhereNotNull(IQueryObjectWithValue) |
Adds the where condition for a not null expression value
(Inherited from WhereConditionBaseTParent.) | |
WhereNotStartsWith(String, String) |
Adds the condition for a string column not to start with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereNotStartsWith(IQueryObjectWithValue, String) |
Adds the condition for a string column not to start with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereNull(String) |
Adds the where condition for a null column value
(Inherited from WhereConditionBaseTParent.) | |
WhereNull(IQueryObjectWithValue) |
Adds the where condition for a null expression value
(Inherited from WhereConditionBaseTParent.) | |
WhereStartsWith(String, String) |
Adds the condition for a string column to start with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereStartsWith(IQueryObjectWithValue, String) |
Adds the condition for a string column to start with some prefix
(Inherited from WhereConditionBaseTParent.) | |
WhereTrue(String) |
Adds the where condition for a true column value (boolean column equals true).
(Inherited from WhereConditionBaseTParent.) | |
WhereTrue(IQueryObjectWithValue) |
Adds the where condition for a true expression value (boolean expression equals true).
(Inherited from WhereConditionBaseTParent.) | |
WithComment |
Adds the comment to the given query
(Inherited from DataQuerySettingsBaseTQuery.) | |
WithSettings(AbstractQueryObject) |
Applies the given parameters to the query
| |
WithSettings(ActionDataQuerySettings) |
Applies the given parameters to the query
| |
WithSource(DataSet) |
Sets the given DataSet as the source of the data query
| |
WithSource(DataQuerySource) |
Sets the given source as the source of the data query
|
Name | Description | |
---|---|---|
AsValue |
Converts object to a query value which can be used as a query parameter
(Defined by QueryExtensions.) | |
FakeExecution |
Fakes the execution of a query
(Defined by UnitTestExtensions.) | |
GetAPIString |
Gets the string by the specified resource key
(Defined by CoreExtensions.) | |
GetString |
Gets the string by the specified resource key
(Defined by CoreExtensions.) | |
ToBoolean |
Returns the boolean representation of an object or default value if not.
(Defined by CoreExtensions.) | |
ToDateTime |
Returns the DateTime representation of an object or default value if not.
(Defined by CoreExtensions.) | |
ToDouble |
Returns the double representation of an object or default value if not.
(Defined by CoreExtensions.) | |
ToGuid |
Returns the Guid representation of an object or default value if not.
(Defined by CoreExtensions.) | |
ToInteger |
Returns the integer representation of an object or default value if not.
(Defined by CoreExtensions.) | |
ToString |
Returns the string representation of an object or default value if not.
(Defined by CoreExtensions.) |