I am combining two quries using " union all".when i run the query i get the following errror :"Implicit conversion of varchar value to varchar cannot be performed because the collation of the value is unresolved due to a collation conflict".Here is the query belowSELECT SEM_COMPUTER.COMPUTER_NAME AS 'Computer name',PATTERN.Version AS 'Virus definition used',dateadd(second, SEM_AGENT.LAST_UPDATE_TIME/1000, '1970-01-01') AS 'Last check-in (GMT)', SEM_AGENT.AGENT_VERSIONFROM sem12Anglo.dbo.SEM_COMPUTERINNER JOIN sem12Anglo.dbo.SEM_AGENT ON SEM_AGENT.COMPUTER_ID=SEM_COMPUTER.COMPUTER_IDinner join [sem12Anglo].dbo.[IDENTITY_MAP] as d on d.id = SEM_AGENT.group_id and d.Name like '%Greenside%'INNER JOIN sem12Anglo.dbo.SEM_CONTENT ON SEM_CONTENT.AGENT_ID=SEM_AGENT.AGENT_IDINNER JOIN sem12Anglo.dbo.PATTERN ON PATTERN.PATTERN_IDX=SEM_AGENT.PATTERN_IDXINNER JOIN (SELECT SEM_COMPUTER.COMPUTER_NAME AS 'TempHostName',MAX(SEM_AGENT.LAST_UPDATE_TIME) AS 'TempMax'FROM sem12Anglo.dbo.SEM_COMPUTERINNER JOIN sem12Anglo.dbo.SEM_AGENT ON SEM_AGENT.COMPUTER_ID=SEM_COMPUTER.COMPUTER_IDinner join [sem12Anglo].dbo.[IDENTITY_MAP] as d on d.id = SEM_AGENT.group_id and d.Name like '%Greenside%'GROUP BY COMPUTER_NAME)TestTable ON TestTable.TempHostName=SEM_COMPUTER.COMPUTER_NAMEAND TestTable.TempMax=SEM_AGENT.LAST_UPDATE_TIMEWHERE PATTERN.PATTERN_TYPE='VIRUS_DEFS'AND PATTERN.DELETED='0'AND SEM_CONTENT.DELETED='0'AND SEM_AGENT.DELETED='0'AND SEM_COMPUTER.DELETED='0'GROUP BY SEM_COMPUTER.COMPUTER_NAME, SEM_AGENT.LAST_UPDATE_TIME, PATTERN.Version, SEM_AGENT.AGENT_VERSIONUNION ALLSELECT SEM_COMPUTER.COMPUTER_NAME AS 'Computer name',PATTERN.Version AS 'Virus definition used',dateadd(second, SEM_AGENT.LAST_UPDATE_TIME/1000, '1970-01-01') AS 'Last check-in (GMT)', SEM_AGENT.AGENT_VERSIONFROM sem5.dbo.SEM_COMPUTERINNER JOIN sem5.dbo.SEM_AGENT ON SEM_AGENT.COMPUTER_ID=SEM_COMPUTER.COMPUTER_IDinner join [sem5].dbo.[IDENTITY_MAP] as d on d.id = SEM_AGENT.group_id and d.Name like '%Greenside%'INNER JOIN sem5.dbo.SEM_CONTENT ON SEM_CONTENT.AGENT_ID=SEM_AGENT.AGENT_IDINNER JOIN sem5.dbo.PATTERN ON PATTERN.PATTERN_IDX=SEM_AGENT.PATTERN_IDXINNER JOIN (SELECT SEM_COMPUTER.COMPUTER_NAME AS 'TempHostName',MAX(SEM_AGENT.LAST_UPDATE_TIME) AS 'TempMax'FROM sem5.dbo.SEM_COMPUTERINNER JOIN sem5.dbo.SEM_AGENT ON SEM_AGENT.COMPUTER_ID=SEM_COMPUTER.COMPUTER_IDinner join [sem5].dbo.[IDENTITY_MAP] as d on d.id = SEM_AGENT.group_id and d.Name like '%Greenside%'GROUP BY COMPUTER_NAME)TestTable ON TestTable.TempHostName=SEM_COMPUTER.COMPUTER_NAMEAND TestTable.TempMax=SEM_AGENT.LAST_UPDATE_TIMEWHERE PATTERN.PATTERN_TYPE='VIRUS_DEFS'AND PATTERN.DELETED='0'AND SEM_CONTENT.DELETED='0'AND SEM_AGENT.DELETED='0'AND SEM_COMPUTER.DELETED='0'GROUP BY SEM_COMPUTER.COMPUTER_NAME, SEM_AGENT.LAST_UPDATE_TIME, PATTERN.Version, SEM_AGENT.AGENT_VERSIONPlease help.Thank you in dvance
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