> Aztec.nr API reference, v6.0.0 (mainnet and testnet). Index: https://docs.aztec.network/aztec-nr-api/v6.0.0/llms.txt

# Module indexed_tree

Module: `noir_aztec::protocol::merkle_tree::indexed_tree`

## Functions

- [batch_insert_no_update](/aztec-nr-api/v6.0.0/noir_aztec/protocol/merkle_tree/indexed_tree/fn.batch_insert_no_update.md): Batch insert values into the indexed tree by creating a subtree of the values and inserting the subtree root. This function does not allow updating the values of existing leaves.
- [is_valid_low_leaf](/aztec-nr-api/v6.0.0/noir_aztec/protocol/merkle_tree/indexed_tree/fn.is_valid_low_leaf.md): Check if the key is in range of the low leaf.