ipld-eth-server/db/migrations/00017_create_watched_event_logs.sql
Rob Mulholand d9e2bece27 Consolidate migrations
- Facilitate modifying migrations without cascading consequences for
  later migrations updating the same tables
2019-03-23 10:57:39 -05:00

35 lines
1.0 KiB
SQL

-- +goose Up
CREATE VIEW block_stats AS
SELECT
max(block_number) AS max_block,
min(block_number) AS min_block
FROM logs;
CREATE VIEW watched_event_logs AS
SELECT
log_filters.name,
logs.id,
block_number,
logs.address,
tx_hash,
index,
logs.topic0,
logs.topic1,
logs.topic2,
logs.topic3,
data,
receipt_id
FROM log_filters
CROSS JOIN block_stats
JOIN logs ON logs.address = log_filters.address
AND logs.block_number >= coalesce(log_filters.from_block, block_stats.min_block)
AND logs.block_number <= coalesce(log_filters.to_block, block_stats.max_block)
WHERE (log_filters.topic0 = logs.topic0 OR log_filters.topic0 ISNULL)
AND (log_filters.topic1 = logs.topic1 OR log_filters.topic1 ISNULL)
AND (log_filters.topic2 = logs.topic2 OR log_filters.topic2 ISNULL)
AND (log_filters.topic3 = logs.topic3 OR log_filters.topic3 ISNULL);
-- +goose Down
DROP VIEW watched_event_logs;
DROP VIEW block_stats;