Merge pull request #226662 from Stralle/main

Added a new constraint.

Author: prmerger-automator[bot]

articles/synapse-analytics/sql/resources-self-help-sql-on-demand.md

@@ -1099,6 +1099,7 @@ Some general system constraints might affect your workload:
 | Maximum query duration | 30 minutes. |
 | Maximum size of the result set | Up to 400 GB shared between concurrent queries. |
 | Maximum concurrency | Not limited and depends on the query complexity and amount of data scanned. One serverless SQL pool can concurrently handle 1,000 active sessions that are executing lightweight queries. The numbers will drop if the queries are more complex or scan a larger amount of data. |
+| Maximum size of External Table name | 100 characters. |
 
 ### Can't create a database in serverless SQL pool