SyncTrend
- Last UpdatedAug 07, 2026
- 1 minute read
Synchronizes the trend database.
|
Function |
Group |
Execution |
String Exp. |
Windows |
Windows Embedded |
IoT View |
Thin Clients |
Mobile Access |
|---|---|---|---|---|---|---|---|---|
|
SyncTrend |
Database/ERP |
Asynchronous |
No |
Supported |
Supported |
Not supported |
Executed on Server |
Executed on Server |
Syntax
SyncTrend( numGroup, optStrStartDate, optStrEndDate )
numGroup
Trend group/worksheet number.
optStrStartDate
The start date, formatted according to the current date format on the project runtime server. For more information, see About the date format and how to change it.
This parameter is optional; if no value is specified, the current date is used by default.
optStrEndDate
The end date, formatted according to the current date format on the project runtime server. For more information, see About the date format and how to change it.
This parameter is optional; if no value is specified, the start date is used by default.
Returned value
|
Value |
Description |
|---|---|
|
1 |
Fail to start synchronization; the database is probably being synchronized. |
|
0 |
Success |
|
-1 |
Invalid group number |
|
-2 |
The format is not set to "Database". |
|
-4 |
Start date specified is invalid. |
|
-5 |
End date specified is invalid. |
|
-6 |
Start date is greater than the end date. |
Notes
This function is executed asynchronously, so it doesn't return the result of the synchronization. To get that information, use the SyncTrendStatus function.
Examples
|
Tag Name |
Expression |
|---|---|
|
Tag |
SyncTrend(1) // Synchronizes the group 1 database using the current date |
|
Tag |
SyncTrend(1, "10/20/2004") // Synchronizes the group 1 database only for the day 10/20/2004 |
|
Tag |
SyncTrend(1, "10/20/2004", "10/28/2004") // Synchronizes the group 1 database from 10/20/2004 to 10/28/2004 |