Skip to content

Import-DbaParquet - Release the parquet file when the import is done #10543

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鈥檒l occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
potatoqualitee merged 2 commits into from
Aug 10, 2026
Merged

Import-DbaParquet - Release the parquet file when the import is done #10543

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
fbb5de1
Import-DbaParquet - Release the parquet file when the import is done
andreasjordan Aug 8, 2026
5cfe101
Merge branch 'development' into fix-parquet-file-handle
potatoqualitee Aug 9, 2026
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
7 changes: 6 additions & 1 deletion public/Import-DbaParquet.ps1
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -320,7 +320,12 @@ function Import-DbaParquet {
param([string]$Path)
$stream = [System.IO.File]::OpenRead($Path)
try {
$reader = [Parquet.ParquetReader]::CreateAsync($stream).GetAwaiter().GetResult()
# leaveStreamOpen has to be passed as false. It defaults to true, which means disposing the
# reader leaves the file stream open and the file stays locked until the garbage collector
# finalizes it - so the imported file could not be deleted or overwritten for an arbitrary
# time after the import finished. All four arguments are passed because the overload that
# takes a stream can only be selected by its full signature.
$reader = [Parquet.ParquetReader]::CreateAsync($stream, $null, $false, [System.Threading.CancellationToken]::None).GetAwaiter().GetResult()
return $reader
} catch {
$stream.Dispose()
Expand Down