jhorstmann commented on a change in pull request #8409:
URL: https://github.com/apache/arrow/pull/8409#discussion_r502679298
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File path: rust/benchmarks/src/bin/tpch.rs
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@@ -73,31 +79,42 @@ async fn main() -> Result<()> {
let path = opt.path.to_str().unwrap();
- match opt.file_format.as_str() {
- // dbgen creates .tbl ('|' delimited) files
- "tbl" => {
- let path = format!("{}/lineitem.tbl", path);
- let schema = lineitem_schema();
- let options = CsvReadOptions::new()
- .schema(&schema)
- .delimiter(b'|')
- .file_extension(".tbl");
- ctx.register_csv("lineitem", &path, options)?
- }
- "csv" => {
- let path = format!("{}/lineitem", path);
- let schema = lineitem_schema();
- let options =
CsvReadOptions::new().schema(&schema).has_header(true);
- ctx.register_csv("lineitem", &path, options)?
- }
- "parquet" => {
- let path = format!("{}/lineitem", path);
- ctx.register_parquet("lineitem", &path)?
- }
- other => {
- println!("Invalid file format '{}'", other);
- process::exit(-1);
- }
+ let tableprovider: Box<dyn TableProvider + Send + Sync> =
+ match opt.file_format.as_str() {
+ // dbgen creates .tbl ('|' delimited) files
+ "tbl" => {
+ let path = format!("{}/lineitem.tbl", path);
+ let schema = lineitem_schema();
+ let options = CsvReadOptions::new()
+ .schema(&schema)
+ .delimiter(b'|')
+ .file_extension(".tbl");
+
+ Box::new(CsvFile::try_new(&path, options)?)
+ }
+ "csv" => {
+ let path = format!("{}/lineitem", path);
+ let schema = lineitem_schema();
+ let options =
CsvReadOptions::new().schema(&schema).has_header(true);
+
+ Box::new(CsvFile::try_new(&path, options)?)
+ }
+ "parquet" => {
+ let path = format!("{}/lineitem", path);
+ Box::new(ParquetTable::try_new(&path)?)
+ }
+ other => {
+ println!("Invalid file format '{}'", other);
+ process::exit(-1);
+ }
+ };
+
+ if opt.load {
+ let memtable = MemTable::load(tableprovider.as_ref()).await?;
Review comment:
That's a very good idea
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