DiscreteWideHistory
- Last UpdatedMar 18, 2021
- 1 minute read
This table (INSQL.Runtime.dbo.DiscreteWideHistory) has been superceded by the WideHistory_OLEDB table. DiscreteWideHistory is the wide version of DiscreteHistory, where only discrete tags are considered. It is the same as WideHistory applied to discrete tags. In a query, this table must be referenced using an OPENQUERY statement.
|
Column |
Data type |
|---|---|
|
DateTime |
datetime2(7) NOT NULL |
|
TagD1 |
tinyint NULL |
|
TagD2 |
tinyint NULL |
|
ManyOtherTags |
tinyint NULL |
|
wwRowCount |
int NULL |
|
wwResolution |
int NULL |
|
wwEdgeDetection |
nvarchar(16) NULL |
|
wwRetrievalMode |
nvarchar(20) NULL The default is DELTA. |
|
wwTimeDeadband |
int NULL |
|
wwTimeZone |
nvarchar(50) NULL |
|
wwVersion |
nvarchar(30) NULL |
|
wwCycleCount |
int NULL |
|
wwTimeStampRule |
nvarchar(20) NULL |
|
wwParameters |
nvarchar(128) NULL |