Database

ORA-00907: missing right parenthesis
00907. 00000 -  "missing right parenthesis"
*Cause:    
*Action:
Error at Line: 9 Column: 58

Microsoft SQL Server 2017 (RTM) - 14.0.1000.169 (X64)   Aug 22 2017 17:04:49   Copyright (C) 2017 Microsoft Corporation  Express Edition (64-bit) on Windows 10 Enterprise 10.0 <X64> (Build 16299: ) 

Microsoft SQL Server 2012 (SP4-GDR) (KB4057116) - 11.0.7462.6 (X64) 
	Jan  5 2018 22:11:56 
	Copyright (c) Microsoft Corporation
	Standard Edition (64-bit) on Windows NT 6.1 <X64> (Build 7601: Service Pack 1) (Hypervisor)

<pre>BEGIN
DECLARE @srv SYSNAME, @db SYSNAME, @exec NVARCHAR(1024);
DECLARE @serverName NVARCHAR(100)
DECLARE @i INT = 1
DECLARE @ServerCount INT=0
DECLARE @retval nvarchar(1000)  
DECLARE @ParmDefinition nvarchar(500);
DECLARE @sSQL nvarchar(500);

SET @ServerCount = (SELECT COUNT(*) FROM SQLServerList.dbo.ListOfServers)
SET @db = N'tempdb';	

WHILE (@i <= @ServerCount)
	BEGIN
		SET @serverName = (SELECT serverName FROM SQLServerList.dbo.ListOfServers where id = @i) 
		IF @serverName IS NOT NULL 
		BEGIN
			SET @exec = N'' + QUOTENAME(@serverName) + N'.' + N'' + QUOTENAME(@db) + N'.sys.sp_executesql ';

			SELECT @sSQL = N'SELECT ''' + cast(@serverName as nvarchar) + ''',@@VERSION as version,SERVERPROPERTY(''ProductVersion'') AS ProductVersion  ';

			SET @sSQL = @exec + ' ' + @sSQL
			EXEC sp_executesql @sSQL;

		END		
		SET @i = @i + 1			
	END	
	

END