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XE = (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = localhost)(PORT = 1521)) ) (CONNECT_DATA = (SERVICE_NAME = XE) ) ) metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=Oracle.ManagedDataAccess.Client;provider connection string="DATA SOURCE=XE;USER ID=/" metadata=res://*/Model1.csdl|res://*/Model1.ssdl|res://*/Model1.msl;provider=Oracle.ManagedDataAccess.Client;provider connection string="DATA SOURCE=XE;DBA PRIVILEGE=SYSDBA;USER ID=/"