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Add support of NVARCHAR data type (#462)

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* Add support of nvarchar data type

* Change the format type with capitals

Co-authored-by: Andrew Lamb <andrew@nerdnetworks.org>

* Add Test

Co-authored-by: Andrew Lamb <andrew@nerdnetworks.org>
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yuval-illumex 2022-04-21 00:25:50 +03:00 • committed by GitHub
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10
tests/sqlparser_common.rs
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@ -1365,6 +1365,16 @@ fn parse_cast() {
"SELECT CAST(id AS DECIMAL) FROM customer",
"SELECT CAST(id AS NUMERIC) FROM customer",
);
let sql = "SELECT CAST(id AS NVARCHAR(50)) FROM customer";
let select = verified_only_select(sql);
assert_eq!(
&Expr::Cast {
expr: Box::new(Expr::Identifier(Ident::new("id"))),
data_type: DataType::Nvarchar(Some(50))
},
expr_from_projection(only(&select.projection))
);
}
#[test]