The fungible balances table contains historical native token (e.g. ETH, MATIC, AVAX) and ERC20 tokens the balance of all addresses, at block height that has a balance change for the particularly address.
Sample Query
Query wallet Balance of a wallet by token address.
select*from base.assets_fungible_balances whereaddress='0xb5a0bb236466fdb3282d0dff3eb7e4fb33b53f13'and token_address ='0x0000000000000000000000000000000000000000'-- ETH