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Postgres/MySQL/MSSQL: Adds support for region annotations (#20752)

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Adds support for region annotations in Postgres, MySQL and 
MSSQL data sources by adding a column named timeend to 
annotation query.

Co-Authored-By: Diana Payton <52059945+oddlittlebird@users.noreply.github.com>

Closes #20918
Ref #10589
This commit is contained in:
Jerry Ylilammi
2019-12-13 17:25:36 +01:00
committed by Marcus Efraimsson
parent f65da93d72
commit e27ab89aed
13 changed files with 249 additions and 28 deletions
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docs/sources/features/datasources/postgres.md
+3 -2
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@@ -354,7 +354,7 @@ WHERE
$__unixEpochFilter(epoch_time)
```
**Example query using time column of native sql date/time data type:**
**Example query using time column of native SQL date/time data type:**
```sql
SELECT
@@ -369,7 +369,8 @@ WHERE
Name | Description
------------ | -------------
time | The name of the date/time field. Could be a column with a native sql date/time data type or epoch value.
time | The name of the date/time field. Could be a column with a native SQL date/time data type or epoch value.
timeend | Optional name of the time end field, needs to be date/time data type. If set, then annotations are marked as regions between time and time-end.
text | Event description field.
tags | Optional field name to use for event tags as a comma separated string.