select block_timestamp, lead(block_timestamp) over(order by block_number) as next_block_time, datediff('s',block_timestamp,next_block_time) as diff, tx_count

from optimism.core.fact_blocks

where block_timestamp::date >= '2023-01-01'

),

info as (

select date_trunc('day', block_timestamp) as date, avg(diff) as avg_block_time, max(diff) as max_block_time, min(diff) as min_block_time, avg(tx_count) as avg_block_tx

from op

group by 1

),

avg_info as (

select avg(avg_block_time) as total_avg_block_time, avg(avg_block_tx) as total_avg_block_tx

from info

select *

from info, avg_info