WIP: add schema test data (do not merge)

state/indexer/sink/psql/test-data.sql

@@ -0,0 +1,46 @@
+DROP TABLE blocks CASCADE;
+DROP TABLE tx_results CASCADE;
+DROP TABLE events CASCADE;
+DROP TABLE attributes CASCADE;
+DELETE VIEW event_attributes CASCADE;
+DELETE VIEW block_events CASCADE;
+DELETE VIEW tx_events CASCADE;
+
+\i schema.sql
+
+-- Test data
+INSERT INTO blocks (height, chain_id, created_at)
+  VALUES (100, 'chain1', TIMESTAMP '2020-11-22 13:14:15') RETURNING rowid; -- 1
+INSERT INTO blocks (height, chain_id, created_at)
+  VALUES (100, 'chain2', TIMESTAMP '2021-04-02 14:14:14') RETURNING rowid; -- 2
+INSERT INTO blocks (height, chain_id, created_at)
+  VALUES (121, 'chain1', TIMESTAMP '2020-11-23 13:00:19') RETURNING rowid; -- 3
+
+INSERT INTO tx_results (block_id, index, created_at, tx_hash, tx_result)
+  VALUES (1, 4, TIMESTAMP '2020-11-22 13:14:17', 'DEADBEEF', E'\\x01c3');  -- 1
+INSERT INTO tx_results (block_id, index, created_at, tx_hash, tx_result)
+  VALUES (2, 1, TIMESTAMP '2021-04-03 14:15:17', 'FEEDBABE', E'\\x039a');  -- 2
+
+-- Block events
+INSERT INTO events (block_id, type) VALUES (1, 'carrot');    -- 1
+INSERT INTO events (block_id, type) VALUES (1, 'tomato');    -- 2
+INSERT INTO events (block_id, type) VALUES (2, 'starfruit'); -- 3
+INSERT INTO events (block_id, type) VALUES (3, 'guava');     -- 4
+
+INSERT INTO attributes (event_id, key, composite_key, value) VALUES
+  (1, 'color', 'carrot.color', 'orange'),
+  (2, 'color', 'tomato.color', 'red'),
+  (3, 'color', 'starfruit.color', 'yellow'),
+  (4, 'color', 'guava.color', 'pink');
+
+-- Transaction events
+INSERT INTO events (block_id, tx_id, type) VALUES
+  (1, 1, 'mood'),    -- 5
+  (1, 1, 'stripes'), -- 6
+  (1, 1, 'tail'),    -- 7
+  (1, 1, 'empty'),   -- 8, has no attributes
+  (1, NULL, 'void'); -- 9, has no attributes
+INSERT INTO attributes (event_id, key, composite_key, value) VALUES
+  (5, 'kind', 'mood.kind', 'distracted'),
+  (6, 'count', 'stripes.count', '35'),
+  (7, 'length', 'tail.length', 'long');