Anteckning
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Applies to:
Azure Synapse Analytics
Analytics Platform System (PDW)
Returns indexes for Azure Synapse Analytics.
Column Name | Data Type | Description | Range |
---|---|---|---|
object_id | int | id of the object to which this index belongs. | |
name | sysname | Name of the index. Name is unique only within the object. NULL = Heap | |
index_id | int | id of the index. index_id is unique only within the object. 0 = Heap 1 = Clustered index > 1 = Nonclustered index |
|
type | tinyint | Type of index: 0 = Heap 1 = Clustered 2 = Nonclustered 5 = Clustered xVelocity memory optimized columnstore index |
|
type_desc | nvarchar(60) | Description of index type: HEAP CLUSTERED NONCLUSTERED CLUSTERED COLUMNSTORE |
|
is_unique | bit | 0 = Index is not unique. | Always 0. |
data_space_id | int | id of the data space for this index. Data space is either a filegroup or partition scheme. 0 = object_id is a table-valued function. |
|
ignore_dup_key | bit | 0 = IGNORE_DUP_KEY is OFF. | Always 0. |
is_primary_key | bit | 1 = Index is part of a PRIMARY KEY constraint. | Always 0. |
is_unique_constraint | bit | 1 = Index is part of a UNIQUE constraint. | Always 0. |
fill_factor | tinyint | > 0 = FILLFACTOR percentage used when the index was created or rebuilt. 0 = Default value |
Always 0. |
is_padded | bit | 0 = PADINDEX is OFF. | Always 0. |
is_disabled | bit | 1 = Index is disabled. 0 = Index is not disabled. |
|
is_hypothetical | bit | 0 = Index is not hypothetical. | Always 0. |
allow_row_locks | bit | 1 = Index allows row locks. | Always 1. |
allow_page_locks | bit | 1 = Index allows page locks. | Always 1. |
has_filter | bit | 0 = Index does not have a filter. | Always 0. |
filter_definition | nvarchar(max) | Expression for the subset of rows included in the filtered index. | Always NULL. |
pdw_node_id | int | Unique identifier of a Azure Synapse Analytics node. | NOT NULL |
Permissions
Requires CONTROL SERVER permission.
See Also
Azure Synapse Analytics and Parallel Data Warehouse Catalog Views