Merge pull request #5970 from bluefooted/pams-branch

Adding note about AGs for LastGoodCheckDbTime

Author: PRMerger9

docs/t-sql/functions/databasepropertyex-transact-sql.md

@@ -84,7 +84,7 @@ An expression specifying the name of the database property to return. *property*
 |IsTornPageDetectionEnabled|The [!INCLUDE[ssDEnoversion](../../includes/ssdenoversion-md.md)] detects incomplete I/O operations caused by power failures or other system outages.|1: TRUE<br /><br /> 0: FALSE<br /><br /> NULL: Invalid input<br /><br /> Base data type: **int**| 
 |IsVerifiedClone|Database is a schema- and statistics- only copy of a user database, created using the WITH VERIFY_CLONEDB option of DBCC CLONEDATABASE. See this [Microsoft Support Article](http://support.microsoft.com/help/3177838) for more information.|**Applies to**: Starting with [!INCLUDE[ssSQL15](../../includes/sssql15-md.md)] SP2.<br /><br /> <br /><br /> 1: TRUE<br /><br /> 0: FALSE<br /><br /> NULL: Invalid input<br /><br /> Base data type: **int**| 
 |IsXTPSupported|Indicates whether the database supports In-Memory OLTP, i.e., creation and use of memory-optimized tables and natively compiled modules.<br /><br /> Specific to [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)]:<br /><br /> IsXTPSupported is independent of the existence of any MEMORY_OPTIMIZED_DATA filegroup, which is required for creating In-Memory OLTP objects.|**Applies to**: [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)] ([!INCLUDE[ssSQL15](../../includes/sssql15-md.md)] through [!INCLUDE[ssCurrent](../../includes/sscurrent-md.md)]), and [!INCLUDE[ssSDSfull](../../includes/sssdsfull-md.md)].<br /><br /> 1: TRUE<br /><br /> 0: FALSE<br /><br /> NULL: Invalid input, an error, or not applicable<br /><br /> Base data type: **int**|  
-|LastGoodCheckDbTime|The date and time of the last successful DBCC CHECKDB that ran on the specified database.|**Applies to**: Starting with [!INCLUDE[ssSQL15](../../includes/sssql15-md.md)] SP2.<br /><br /> A datetime value<br /><br /> NULL: Invalid input<br /><br /> Base data type: **datetime**| 
+|LastGoodCheckDbTime|The date and time of the last successful DBCC CHECKDB that ran on the specified database. <sup>1</sup> |**Applies to**: Starting with [!INCLUDE[ssSQL15](../../includes/sssql15-md.md)] SP2.<br /><br /> A datetime value<br /><br /> NULL: Invalid input<br /><br /> Base data type: **datetime**| 
 |LCID|The collation Windows locale identifier (LCID).|LCID value (in decimal format).<br /><br /> Base data type: **int**|  
 |MaxSizeInBytes|Maximum database size, in bytes.|**Applies to**: [!INCLUDE[ssSDSfull](../../includes/sssdsfull-md.md)], [!INCLUDE[ssSDW](../../includes/sssdw-md.md)].<br /><br /> <br /><br /> 1073741824<br /><br /> 5368709120<br /><br /> 10737418240<br /><br /> 21474836480<br /><br /> 32212254720<br /><br /> 42949672960<br /><br /> 53687091200<br /><br /> NULL: Database is not started<br /><br /> Base data type: **bigint**|  
 |Recovery|Database recovery model|FULL: Full recovery model<br /><br /> BULK_LOGGED: Bulk logged model<br /><br /> SIMPLE: Simple recovery model<br /><br /> Base data type: **nvarchar(128)**|  
@@ -94,8 +94,12 @@ An expression specifying the name of the database property to return. *property*
 |Status|Database status.|ONLINE: Database is available for query.<br /><br /> **Note:** The ONLINE status may be returned while the database opens and has not yet recovered. To identify when a database can accept connections, query the Collation property of **DATABASEPROPERTYEX**. The database can accept connections when the database collation returns a non-null value. For Always On databases, query the database_state or database_state_desc columns of `sys.dm_hadr_database_replica_states`.<br /><br /> OFFLINE: Database was explicitly taken offline.<br /><br /> RESTORING: Database restore has started.<br /><br /> RECOVERING: Database recovery has started and the database is not yet ready for queries.<br /><br /> SUSPECT: Database did not recover.<br /><br /> EMERGENCY: Database is in an emergency, read-only state. Access is restricted to sysadmin members<br /><br /> Base data type: **nvarchar(128)**|  
 |Updateability|Indicates whether data can be modified.|READ_ONLY: Database supports data reads but not data modifications.<br /><br /> READ_WRITE: Database supports data reads and modifications.<br /><br /> Base data type: **nvarchar(128)**|  
 |UserAccess|Indicates which users can access the database.|SINGLE_USER: Only one db_owner, dbcreator, or sysadmin user at a time<br /><br /> RESTRICTED_USER: Only members of db_owner, dbcreator, or sysadmin roles<br /><br /> MULTI_USER: All users<br /><br /> Base data type: **nvarchar(128)**|  
-|Version|Internal version number of the [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)] code with which the database was created. [!INCLUDE[ssInternalOnly](../../includes/ssinternalonly-md.md)]|Version number: Database is open.<br /><br /> NULL: Database has not started.<br /><br /> Base data type: **int**|  
-  
+|Version|Internal version number of the [!INCLUDE[ssNoVersion](../../includes/ssnoversion-md.md)] code with which the database was created. [!INCLUDE[ssInternalOnly](../../includes/ssinternalonly-md.md)]|Version number: Database is open.<br /><br /> NULL: Database has not started.<br /><br /> Base data type: **int**| 
+<br/>   
+
+> [!NOTE]  
+> <sup>1</sup> For databases that are part of an Availability Group, `LastGoodCheckDbTime` will return the date and time of the last successful DBCC CHECKDB that ran on the primary replica, regardless of which replica you run the command from. 
+
 ## Return types
 **sql_variant**