52 lines
1.8 KiB
MySQL
52 lines
1.8 KiB
MySQL
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-- Note: All timestamps inside this DB have to be in UTC+0
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-- Otherwise u can travel back to future
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SET TIME ZONE 'UTC';
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CREATE TABLE blocks (
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id BIGSERIAL PRIMARY KEY,
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-- SHA512 sum of all hashes inside the block + prev_hash
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-- 32 bytes long
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hash BYTEA UNIQUE,
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-- NULL only on the first block
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prev_hash BYTEA UNIQUE,
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started_at TIMESTAMP NOT NULL,
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finished_at TIMESTAMP,
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)
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CREATE TABLE IF NOT EXISTS transactions (
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-- SHA512 -- 32 bytes long
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hash BYTEA PRIMARY KEY,
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block_id BIGINT REFERENCES blocks(id) NOT NULL,
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-- ED25519 32 bytes long
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sender_public_key BYTEA NOT NULL,
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receiver_public_key BYTEA NOT NULL,
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-- Rewards doesn't decrease sender's balance
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-- but generate additional crypto inside the system.
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-- Not each sender_public_key should be able to send rewards.
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is_reward BOOLEAN NOT NULL,
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amount DOUBLE PRECISION NOT NULL,
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amount_burned DOUBLE PRECISION NOT NULL,
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message VARCHAR,
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-- When sign is decrypted with the sender's
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-- public key we should get the created_at
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-- time in unix format
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signature BYTEA NOT NULL,
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-- Time provided by the client
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created_at TIMESTAMP,
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-- Time when transaction was added to the server
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added_at TIMESTAMP SET DEFAULT CURRENT TIMESTAMP,
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-- Prevent block duplicates
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UNIQUE(sendrt_public_key, signature)
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-- NOTE: Will be extended with smart contracts data
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);
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CREATE INDEX idx_blocks_hash ON blocks (hash);
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CREATE INDEX idx_blocks_prev_hash ON prev_hash (prev_hash);
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CREATE INDEX idx_transactions_block_id ON transactions (block_id);
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CREATE INDEX idx_transactions_sender_pk ON transactions (sender_public_key);
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CREATE INDEX idx_transactions_receiver_pk ON transactions (receiver_public_key);
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