polishing

Author: AlicjaKucharczyk

articles/postgresql/flexible-server/concepts-extensions.md

@@ -31,7 +31,7 @@ Using [Azure CLI](/cli/azure/):
 
    You can allowlist extensions via CLI parameter set [command](/cli/azure/postgres/flexible-server/parameter?view=azure-cli-latest&preserve-view=true).
 
-   ```bash
+   ```azurecli
 az postgres flexible-server parameter set --resource-group <your resource group>  --server-name <your server name> --subscription <your subscription id> --name azure.extensions --value <extension name>,<extension name>
    ```
 
@@ -106,7 +106,7 @@ Using [Azure CLI](/cli/azure/):
 
    You can set `shared_preload_libraries` via CLI parameter set [command](/cli/azure/postgres/flexible-server/parameter?view=azure-cli-latest&preserve-view=true).
 
-   ```bash
+   ```azurecli
 az postgres flexible-server parameter set --resource-group <your resource group>  --server-name <your server name> --subscription <your subscription id> --name shared_preload_libraries --value <extension name>,<extension name>
    ```
 
@@ -145,31 +145,31 @@ Some examples:
 
 To delete old data on Saturday at 3:30am (GMT).
 
-```
+```sql
 SELECT cron.schedule('30 3 * * 6', $$DELETE FROM events WHERE event_time < now() - interval '1 week'$$);
 ```
 To run vacuum every day at 10:00am (GMT) in default database `postgres`.
 
 
-```
+```sql
 SELECT cron.schedule('0 10 * * *', 'VACUUM');
 ```
 
 To unschedule all tasks from `pg_cron`.
 
-```
+```sql
 SELECT cron.unschedule(jobid) FROM cron.job;
 ```
 To see all jobs currently scheduled with `pg_cron`.
 
 
-```
+```sql
 SELECT * FROM cron.job;
 ```
 To run vacuum every day at 10:00 am (GMT) in database 'testcron' under azure_pg_admin role account.
 
 
-```
+```sql
 SELECT cron.schedule_in_database('VACUUM','0 10 * * * ','VACUUM','testcron',null,TRUE);
 ```
 
@@ -182,15 +182,15 @@ Some examples:
 
 To delete old data on Saturday at 3:30am (GMT) on database DBName.
 
-```
+```sql
 SELECT cron.schedule_in_database('JobName', '30 3 * * 6', $$DELETE FROM events WHERE event_time < now() - interval '1 week'$$,'DBName');
 ```
 > [!NOTE]  
 > `cron_schedule_in_database` function allows for user name as optional parameter. Setting the username to a non-null value requires PostgreSQL superuser privilege and is not supported in Azure Database for PostgreSQL flexible server. Preceding examples show running this function with optional user name parameter ommitted or set to null, which runs the job in context of user scheduling the job, which should have azure_pg_admin role privileges.
 
 To update or change the database name for the existing schedule
 
-```
+```sql
 SELECT cron.alter_job(job_id:=MyJobID,database:='NewDBName');
 ```
 
@@ -341,7 +341,7 @@ Using the [Azure portal](https://portal.azure.com/):
 You can now enable pg_hint_plan your Azure Database for PostgreSQL flexible server database. Connect to the database and issue the following command:
 
 ```sql
-CREATE EXTENSION pg_hint_plan ;
+CREATE EXTENSION pg_hint_plan;
 ```
 
 ## pg_buffercache