From 787398833ff94362cb33f6304d48b85ee6ee96f2 Mon Sep 17 00:00:00 2001
From: WeebDataHoarder <57538841+WeebDataHoarder@users.noreply.github.com>
Date: Wed, 22 Mar 2023 13:28:36 +0100
Subject: [PATCH] New database schema

---
 schema.sql | 98 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 schema.sql

diff --git a/schema.sql b/schema.sql
new file mode 100644
index 0000000..1c72934
--- /dev/null
+++ b/schema.sql
@@ -0,0 +1,98 @@
+CREATE TABLE miners (
+    id bigint PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
+    alias varchar UNIQUE DEFAULT NULL,
+    spend_public_key bytea NOT NULL,
+    view_public_key bytea NOT NULL,
+    UNIQUE (spend_public_key, view_public_key)
+);
+
+
+CREATE TABLE side_blocks (
+    main_id bytea PRIMARY KEY, -- mainchain id, on Monero network
+    main_height bigint NOT NULL, -- mainchain height
+
+    template_id bytea NOT NULL, -- sidechain template id. Note multiple blocks can exist per template id, see inclusion
+    side_height bigint NOT NULL, -- sidechain height
+    parent_template_id varchar UNIQUE NOT NULL, -- previous sidechain template id
+
+    miner bigint NOT NULL, -- miner who contributed the block
+
+    -- uncle inclusion information
+    uncle_of bytea DEFAULT NULL, -- has been included under this parent block template id as an uncle
+    effective_height bigint NOT NULL, -- has been included under this parent block height as an uncle, or is this height
+
+
+    -- other not indexed data
+
+    timestamp bigint NOT NULL, -- mainchain timestamp
+    software_id int NOT NULL, -- Software used to generate this template
+    software_version int NOT NULL, -- Software version used to generate this template
+    window_height int NOT NULL, -- PPLNS window depth, in blocks including this one
+    window_outputs int NOT NULL, -- number of outputs on coinbase transaction
+    transaction_count int NOT NULL, -- number of transactions included in the template
+
+    difficulty bigint NOT NULL, -- sidechain difficulty at height
+    pow_difficulty bigint NOT NULL, -- difficulty of pow_hash
+    pow_hash bytea NOT NULL, -- result of PoW function as a hash (all 0x00 = not known)
+
+    inclusion int NOT NULL DEFAULT 1, -- how the block is included:
+    -- 0 = orphan (was not included in-verified-chain)
+    -- 1 = in-verified-chain (uncle or main)
+    -- 2 = alternate in-verified-chain (uncle or main), for example when duplicate nonce happens
+    -- Higher values might specify forks or other custom additions
+
+    FOREIGN KEY (uncle_of) REFERENCES side_blocks (template_id),
+    FOREIGN KEY (uncle_of_height) REFERENCES side_blocks (side_height),
+    FOREIGN KEY (miner) REFERENCES miners (id)
+);
+
+CREATE INDEX side_blocks_miner_idx ON side_blocks (miner);
+CREATE INDEX side_blocks_template_id_idx ON side_blocks (template_id);
+CREATE INDEX side_blocks_main_height_idx ON side_blocks (main_height);
+CREATE INDEX side_blocks_side_height_idx ON side_blocks (side_height);
+CREATE INDEX side_blocks_parent_template_id_idx ON side_blocks (parent_template_id);
+CREATE INDEX side_blocks_uncle_of_idx ON side_blocks (uncle_of);
+CREATE INDEX side_blocks_effective_height_idx ON side_blocks (effective_height);
+
+
+CREATE TABLE main_blocks (
+    main_id bytea PRIMARY KEY,
+    main_height bigint UNIQUE NOT NULL,
+    timestamp bigint NOT NULL, -- timestamp as set in block
+    reward bigint NOT NULL,
+    coinbase_id bytea UNIQUE NOT NULL,
+    difficulty bigint NOT NULL, -- mainchain difficulty at height
+    metadata jsonb DEFAULT NULL, -- metadata such as pool ownership, links to other p2pool networks, and other interesting data
+    -- sidechain data for blocks who we own
+    side_template_id bytea UNIQUE DEFAULT NULL,
+    coinbase_private_key bytea DEFAULT NULL, -- private key for coinbase outputs (all 0x00 = not known, but should have one)
+
+    FOREIGN KEY (side_template_id) REFERENCES side_blocks (template_id),
+);
+
+CREATE INDEX main_blocks_coinbase_id_idx ON main_blocks (coinbase_id);
+CREATE INDEX main_blocks_side_template_id_idx ON main_blocks (side_template_id);
+
+
+CREATE TABLE main_coinbase_outputs (
+    id bytea NOT NULL, -- coinbase id
+    index int NOT NULL, -- transaction output index
+    global_output_index bigint NOT NULL, -- Monero global output idx
+    miner bigint NOT NULL, -- owner of the output
+    value bigint NOT NULL,
+    PRIMARY KEY (id, index),
+    FOREIGN KEY (id) REFERENCES main_blocks (coinbase_id),
+    FOREIGN KEY (miner) REFERENCES miners (id)
+);
+CREATE INDEX main_coinbase_outputs_id_idx ON main_coinbase_outputs (id);
+CREATE INDEX main_coinbase_outputs_miner_idx ON main_coinbase_outputs (miner);
+
+-- TODO, maybe also use intarray module
+-- CREATE TABLE main_coinbase_sweep_transactions (
+--    id bytea NOT NULL, -- transaction id
+--    indexes bigint[] NOT NULL, -- Monero global output indexes used
+--    miner bigint NOT NULL, -- plausible owner of the transaction
+--    -- not possible yet in postgres FOREIGN KEY (EACH ELEMENT OF indexes) REFERENCES main_coinbase_outputs (global_output_index),
+--    FOREIGN KEY (miner) REFERENCES miners (id)
+--);
+--CREATE INDEX main_coinbase_sweep_transactions_indexes_idx ON main_coinbase_outputs USING GIN (indexes);
\ No newline at end of file