aharpervc commented on code in PR #1831:
URL:
https://github.com/apache/datafusion-sqlparser-rs/pull/1831#discussion_r2064171122
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src/ast/mod.rs:
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@@ -2226,7 +2226,33 @@ impl fmt::Display for IfStatement {
}
}
-/// A block within a [Statement::Case] or [Statement::If]-like statement
+/// A `WHILE` statement.
+///
+/// Example:
+/// ```sql
+/// WHILE @@FETCH_STATUS = 0
+/// BEGIN
+/// FETCH NEXT FROM c1 INTO @var1, @var2;
+/// END
+/// ```
+///
+///
[MsSql](https://learn.microsoft.com/en-us/sql/t-sql/language-elements/while-transact-sql)
+#[derive(Debug, Clone, PartialEq, PartialOrd, Eq, Ord, Hash)]
+#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
+#[cfg_attr(feature = "visitor", derive(Visit, VisitMut))]
+pub struct WhileStatement {
+ pub while_block: ConditionalStatementBlock,
Review Comment:
We don't absolutely need a WhileStatement struct; we could be doing
`Statement::While(ConditionalStatementBlock)` instead. I'm following the
example of CASE & IF, which also do it this way.
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