kosiew commented on code in PR #20202:
URL: https://github.com/apache/datafusion/pull/20202#discussion_r2839521339
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datafusion-examples/examples/custom_data_source/custom_file_casts.rs:
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@@ -49,9 +49,9 @@ use object_store::{ObjectStore, PutPayload};
pub async fn custom_file_casts() -> Result<()> {
println!("=== Creating example data ===");
- // Create a logical / table schema with an Int32 column
+ // Create a logical / table schema with an Int32 column (nullable)
let logical_schema =
- Arc::new(Schema::new(vec![Field::new("id", DataType::Int32, false)]));
+ Arc::new(Schema::new(vec![Field::new("id", DataType::Int32, true)]));
Review Comment:
Created #20486
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