ALTER SYSTEM SET shared_buffers = '512MB';
ALTER SYSTEM SET effective_cache_size = '2GB';
ALTER SYSTEM SET max_wal_size='512MB';
WITH (parallel_workers = N)
,N为希望使用的并行工作者数量。CREATE INDEX my_index ON my_table (my_column) WITH (parallel_workers = 4);
CONCURRENTLY
。CREATE INDEX CONCURRENTLY my_index ON my_table (my_column);
注:以上解决方法并不一定都适用于所有情况,具体还需根据实际情况进行调整和优化。