在多个数据库上执行相同的SQL查询

DECLARE @T TABLE([DbName] SYSNAME,[SettingName] VARCHAr(255),[SettingValue] VARCHAr(255));INSERT INTO@TEXEC sp_MSForEachDB'SELECt    ''?'',    [SettingName],    [SettingValue]FROM    [?]..[HostSettings]WHERe    [SettingName] = ''SMTPServer''';SELECt * FROM @T;