Assembly: Rds;
Namespace: Prognoz.Platform.Interop.Rds;
The IMetaAttributes interface is used to work with a collection of attributes of fact and observation level of time series database.
IMetaAttributes
IMetaAttributesSet
| Property name | Brief description | |
| The CollectionAttribute property returns an attribute that is parent for a collection of attributes of a system table that stores multiple attribute values. | ||
| The Table property returns a table that stores attributes values. | ||
| SelectQueryText | The SelectQueryText property sets text of the query used to get attribute values. | |
| UseQuery | The UseQuery property determines whether a query should be used to get attribute values.. |
| Property name | Brief description | |
| The BaseOperation property returns the operation of building the basic attributes set. | ||
| The BaseSet property returns the basic set of attributes. | ||
| The Count property returns number of elements in the set. | ||
| The Dictionary property returns parent object. | ||
| The Item property returns an attribute from the set by index. | ||
| The Predefined property returns an attribute of the specified type from the set. |
| Method name | Brief description | |
| The Add method adds an attribute to the collection. | ||
| The AttachTable method sets a table to store attribute values. | ||
| The BuildAttributesByFields method creates definitions of attributes by table fields. | ||
| The BuildCollectionAttributes method creates attributes necessary to store multiple values in a system table. | ||
| The BuildFieldsByAttributes method creates table fields by definitions of time series database attributes. | ||
| The CreateTable method creates a system table to store multiple values of time series database attributes. | ||
| The Remove method removes an attribute from the collection. |
| Method name | Brief description | |
| The CreateSubset method creates the set of attributes. | ||
| The FindById method searches attribute by identifier. | ||
| The FindByKey method searches attribute by key. | ||
| The FindByKind method searches an attribute by type. | ||
| The FindByKindBasis method searches an attribute by type and basis. | ||
| The FindByValuesObject method searches an attribute by object key that the attribute refers to. | ||
| The IndexOf method returns attribute index in the set. | ||
| The Move method moves attributes in the set. |
See also: