Read csv from stdin too
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This commit is contained in:
Guillem Borrell 2023-01-17 11:50:32 +00:00
parent e29b3d18e8
commit e4e9b71674

View file

@ -11,6 +11,11 @@ fn main() {
.about("Read csv, output arrow stream")
.arg(arg!([path] "Path to CSV file"))
.arg(arg!(-d --delimiter <String> "Column delimiter. Assume ,").required(false))
.arg(
arg!(-i --stdin ... "Read from stdin")
.required(false)
.action(ArgAction::SetTrue),
)
.arg(arg!(-q --query <String> "Execute query on the file").required(false))
.arg(
arg!(-s --summary ... "Summarize the data")
@ -97,7 +102,7 @@ fn main() {
Command::new("wpq")
.about("Write to a paquet file")
.arg(
arg!(-t --text ... "Output text instead of binary")
arg!(-t --text ... "Input text instead of binary")
.required(false)
.action(ArgAction::SetTrue),
)
@ -106,7 +111,12 @@ fn main() {
.get_matches();
if let Some(_matches) = matches.subcommand_matches("csv") {
if let Some(path) = _matches.get_one::<String>("path") {
let mut ldf = io::read_csv(path.to_string());
let mut ldf = LazyFrame::default();
if _matches.get_flag("stdin") {
ldf = io::load_csv_from_stdin();
} else {
ldf = io::read_csv(path.to_string());
}
if let Some(query) = _matches.get_one::<String>("query") {
ldf = sql::execute(ldf, query);
}