(datafusion-sandbox) 36/44: chore: Fix typos in comments (#20157)

[bl...@apache.org]

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blaginin pushed a commit to branch annarose/dict-coercion
in repository https://gitbox.apache.org/repos/asf/datafusion-sandbox.git

commit 71bc68f9e6a5e626b6ce86f9cad99aef9a2a398c
Author: Neil Conway <ne...@gmail.com>
AuthorDate: Wed Feb 4 19:38:33 2026 -0500

    chore: Fix typos in comments (#20157)
    
    ## Are these changes tested?
    
    `cargo fmt`
    
    ## Are there any user-facing changes?
    
    No
---
 datafusion/sql/src/utils.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/datafusion/sql/src/utils.rs b/datafusion/sql/src/utils.rs
index 43fb98e54..9205336a5 100644
--- a/datafusion/sql/src/utils.rs
+++ b/datafusion/sql/src/utils.rs
@@ -374,7 +374,7 @@ pub(crate) fn rewrite_recursive_unnests_bottom_up(
 pub const UNNEST_PLACEHOLDER: &str = "__unnest_placeholder";
 
 /*
-This is only usedful when used with transform down up
+This is only useful when used with transform down up
 A full example of how the transformation works:
  */
 struct RecursiveUnnestRewriter<'a> {
@@ -496,7 +496,7 @@ impl TreeNodeRewriter for RecursiveUnnestRewriter<'_> {
     type Node = Expr;
 
     /// This downward traversal needs to keep track of:
-    /// - Whether or not some unnest expr has been visited from the top util the current node
+    /// - Whether or not some unnest expr has been visited from the top until the current node
     /// - If some unnest expr has been visited, maintain a stack of such information, this
     ///   is used to detect if some recursive unnest expr exists (e.g **unnest(unnest(unnest(3d column))))**
     fn f_down(&mut self, expr: Expr) -> Result<Transformed<Expr>> {


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