profiling.py

from time import time_ns as tns
from db import *


print('warm up for tag_cache')
posts = list(Post.select().where(Post.tag_list.contains("$6KMR#")))


print('start profiling')

t0 = tns()
posts = list(
    Post.select(Post, PostFTS)
        .join(PostFTS, on = (Post.id == PostFTS.rowid))
        .where(PostFTS.tag_list.match('"$6KMR#"'))
)
t1 = tns()
print((t1 - t0) / 1e9)
print(len(posts))


t0 = tns()
data = list(
    i[0]
    for i in db.execute_sql(
        "SELECT id FROM post WHERE tag_list LIKE '%$6KMR#%';"
    ).fetchall()
)
posts = list(Post.select().where(Post.id << data))
t1 = tns()
print((t1 - t0) / 1e9)
print(len(data))
print(posts[0].tag_list)


t0 = tns()
posts = list(Post.select().where(Post.tag_list.contains("$6KMR#")))
t1 = tns()
print((t1 - t0) / 1e9)
print(len(posts))
print(posts[0].tag_list)