andygrove commented on a change in pull request #7951:
URL: https://github.com/apache/arrow/pull/7951#discussion_r469629508
##########
File path: rust/datafusion/src/execution/context.rs
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@@ -80,9 +82,16 @@ fn tuple_err<T, R>(value: (Result<T>, Result<R>)) ->
Result<(T, R)> {
impl ExecutionContext {
/// Create a new execution context for in-memory queries
pub fn new() -> Self {
+ Self::with_max_concurrency(2)
+ }
+
+ /// Create a new execution context for in-memory queries with the
specified maximum
+ /// concurrency
+ pub fn with_max_concurrency(max_concurrency: usize) -> Self {
Review comment:
This is lame. It is probably time we had a config struct to pass in.
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