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A database is a store of information (data) about a specific subject area. Specific software to facilitate the storage indexing and retrieval of a database is known as a database management system DBMS. For example, The Bitcoin-Core wallet uses several DBMS' to maintain several databases about wallet contents and about the list of transactions known as the blockchain.

2 votes

How does a Bitcoin client efficiently change forks?

Each client can handle a blockchain reorg differently, internally. The Bitcoin-Qt reference client simply uses the longest chain and rejects any competing blocks at the same height. So until there i …
Stephen Gornick's user avatar
3 votes
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Storage of Private Keys

If you only need receiving addresses, then you need only a table for those along with a column that flags to prevent it from from being used a second time. Keys can be generated in bulk: - http://bi …
Stephen Gornick's user avatar