jcsherin commented on code in PR #13462:
URL: https://github.com/apache/datafusion/pull/13462#discussion_r1846457841
##########
datafusion/sql/src/unparser/expr.rs:
##########
@@ -2500,4 +2498,43 @@ mod tests {
}
Ok(())
}
+
+ #[test]
+ fn test_utf8_view_to_sql() -> Result<()> {
+ let dialect = CustomDialectBuilder::new()
+ .with_utf8_cast_dtype(ast::DataType::Char(None))
+ .build();
+ let unparser = Unparser::new(&dialect);
+
+ let ast_dtype =
unparser.arrow_dtype_to_ast_dtype(&DataType::Utf8View)?;
+
+ assert_eq!(ast_dtype, ast::DataType::Char(None));
+
+ let expr = Expr::Cast(Cast {
+ expr: Box::new(col("a")),
+ data_type: DataType::Utf8View,
+ });
Review Comment:
```suggestion
let expr = cast(col("a"), DataType::Utf8View);
```
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