will open. As.8.0, a new database structure (with associated filesystem layout) is used for blocks and indexes. Exe and add -datadirD:BitcoinData at the end as an example: "C:Program Files (x86)Bitcoinbitcoin-qt. If an attacker is able to modify your block database files, then they can do all sorts of evil things which could cause you to lose bitcoins. Without it, you could still theoretically do validation indeed, but it would mean a full scan through the blocks (150 GB as of Nov 2017) for every output being spent. Through many of its unique properties, Bitcoin allows exciting uses that could not be covered by any previous payment system. Therefore, you should only copy block databases from Bitcoin installations under your personal control, and only over a secure connection. Having moved all my BTC to another location, I recovered more than 5 GB of storage space by deleting my local wallet. However, when you copy someone's database in this way, you are trusting them absolutely.
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It may be safely deleted. Dat, storage for keys, transactions, metadata, and options. It can theoretically be rebuilt from the block data (see the -reindex command line option but this takes a rather long time. Used by BDB. Log May contain IP addresses and transaction ID's. Dat since.7.0 peers. If you have already downloaded the data then you will have to move the data to the new folder.
If you want to store them in D:BitcoinData then click on "Properties" of a shortcut to bitcoin-qt. Dat Versions prior.8.0, indexing information used with blk xxxx.dat _db. Mac, by default Bitcoin will put its data here: /Library/Application Support/Bitcoin directory Contents, files, an overview of these is in in the Bitcoin Core documentation.lock. The data directory is the location where Bitcoin's data files are stored, including the wallet data file.
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