Registration of marriage in two different states

Hello All . me and my partner we did a marriage in temple and then got it registered in karnataka without knowledge of our parents . now they agreed and we got married ritually in front of them . now they want us to register in rajasthan as they are not aware of our marriage .we want to know that if we go for registering our marriage again in raj will there be any issue i mean will they get to know that we are married. is there any national database which maintains this record.