Skip to content

Add indices for efficient sorting by timestamp and filtering #13

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
fsimonis merged 1 commit into from
Oct 22, 2025
Merged

Add indices for efficient sorting by timestamp and filtering #13

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions preciceprofiling/merge.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -125,6 +125,11 @@ def createProfilingDB(con: sqlite3.Connection) -> sqlite3.Cursor:
return cur


def createIndices(con: sqlite3.Connection):
con.execute("CREATE INDEX identity ON events (pid, rank)")
con.execute("CREATE INDEX tsorder ON events (ts ASC)")


@cache
def addOrFetchParticipant(cur: sqlite3.Cursor, name: str, size: int):
cur.execute(
Expand Down Expand Up @@ -471,6 +476,7 @@ def mergeCommand(files, outfile, align):

# commit and tidy up
con.commit()
createIndices(con)
con.execute("VACUUM")
con.close()

Expand Down