{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do blockchain plugins improve data throughput with PostgreSQL databases?","a":"Cache strategy：The  plugin can utilize cache technologies such as Redis, Memcached, etc., to store hot data in memory, reducing the load on the database."}]}],"pr":"f5d4233a8f343da7ab1428cdeeb12711049556808d5ffa4e9427299de65c3f07"}