docs: postgres provisioning

docs/sources/administration/provisioning.md

@@ -155,7 +155,7 @@ Since not all datasources have the same configuration settings we only have the
 | tlsSkipVerify | boolean | *All* | Controls whether a client verifies the server's certificate chain and host name. |
 | graphiteVersion | string | Graphite |  Graphite version  |
 | timeInterval | string | Elastic, InfluxDB & Prometheus | Lowest interval/step value that should be used for this data source |
-| esVersion | number | Elastic | Elasticsearch version as an number (2/5/56) |
+| esVersion | number | Elastic | Elasticsearch version as a number (2/5/56) |
 | timeField | string | Elastic | Which field that should be used as timestamp |
 | interval | string | Elastic | Index date time format |
 | authType | string | Cloudwatch | Auth provider. keys/credentials/arn |
@@ -165,6 +165,8 @@ Since not all datasources have the same configuration settings we only have the
 | tsdbVersion | string | OpenTSDB | Version |
 | tsdbResolution | string | OpenTSDB | Resolution |
 | sslmode | string | PostgreSQL | SSLmode. 'disable', 'require', 'verify-ca' or 'verify-full' |
+| postgresVersion | number | PostgreSQL | Postgres version as a number (903/904/905/906/1000) meaning v9.3, v9.4, ..., v10 |
+| timescaledb | boolean | PostgreSQL | Enable usage of TimescaleDB extension |
 
 #### Secure Json Data
 

docs/sources/features/datasources/postgres.md

@@ -32,7 +32,7 @@ Name | Description
 *Password* | Database user's password
 *SSL Mode* | This option determines whether or with what priority a secure SSL TCP/IP connection will be negotiated with the server.
 *Version* | This option determines which functions are available in the query builder (only available in Grafana 5.3+).
-*TimescaleDB* | TimescaleDB is a time-series database built as a PostgreSQL extension. If enabled, Grafana will use ```time_bucket``` in the ```$__timeGroup``` macro and display TimescaleDB specific aggregate functions in the query builder (only available in Grafana 5.3+).
+*TimescaleDB* | TimescaleDB is a time-series database built as a PostgreSQL extension. If enabled, Grafana will use `time_bucket` in the `$__timeGroup` macro and display TimescaleDB specific aggregate functions in the query builder (only available in Grafana 5.3+).
 
 
 ### Database User Permissions (Important!)
@@ -294,5 +294,6 @@ datasources:
       password: "Password!"
     jsonData:
       sslmode: "disable" # disable/require/verify-ca/verify-full
+      postgresVersion: 903 # 903=9.3, 904=9.4, 905=9.5, 906=9.6, 1000=10
       timescaledb: false
 ```