Add support for procedure parameter default values (#2041)
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This commit is contained in:
Andrew Harper 2025-10-08 07:04:36 -04:00 committed by GitHub
parent 8c82fc0a19
commit 0fb3b6b11c
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
4 changed files with 75 additions and 5 deletions

View file

@ -1173,12 +1173,19 @@ pub struct ProcedureParam {
pub name: Ident,
pub data_type: DataType,
pub mode: Option<ArgMode>,
pub default: Option<Expr>,
}
impl fmt::Display for ProcedureParam {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
if let Some(mode) = &self.mode {
write!(f, "{mode} {} {}", self.name, self.data_type)
if let Some(default) = &self.default {
write!(f, "{mode} {} {} = {}", self.name, self.data_type, default)
} else {
write!(f, "{mode} {} {}", self.name, self.data_type)
}
} else if let Some(default) = &self.default {
write!(f, "{} {} = {}", self.name, self.data_type, default)
} else {
write!(f, "{} {}", self.name, self.data_type)
}

View file

@ -7904,10 +7904,17 @@ impl<'a> Parser<'a> {
};
let name = self.parse_identifier()?;
let data_type = self.parse_data_type()?;
let default = if self.consume_token(&Token::Eq) {
Some(self.parse_expr()?)
} else {
None
};
Ok(ProcedureParam {
name,
data_type,
mode,
default,
})
}

View file

@ -16505,7 +16505,8 @@ fn parse_create_procedure_with_parameter_modes() {
span: fake_span,
},
data_type: DataType::Integer(None),
mode: Some(ArgMode::In)
mode: Some(ArgMode::In),
default: None,
},
ProcedureParam {
name: Ident {
@ -16514,7 +16515,8 @@ fn parse_create_procedure_with_parameter_modes() {
span: fake_span,
},
data_type: DataType::Text,
mode: Some(ArgMode::Out)
mode: Some(ArgMode::Out),
default: None,
},
ProcedureParam {
name: Ident {
@ -16523,7 +16525,8 @@ fn parse_create_procedure_with_parameter_modes() {
span: fake_span,
},
data_type: DataType::Timestamp(None, TimezoneInfo::None),
mode: Some(ArgMode::InOut)
mode: Some(ArgMode::InOut),
default: None,
},
ProcedureParam {
name: Ident {
@ -16532,13 +16535,60 @@ fn parse_create_procedure_with_parameter_modes() {
span: fake_span,
},
data_type: DataType::Bool,
mode: None
mode: None,
default: None,
},
])
);
}
_ => unreachable!(),
}
// parameters with default values
let sql = r#"CREATE PROCEDURE test_proc (IN a INTEGER = 1, OUT b TEXT = '2', INOUT c TIMESTAMP = NULL, d BOOL = 0) AS BEGIN SELECT 1; END"#;
match verified_stmt(sql) {
Statement::CreateProcedure {
or_alter,
name,
params,
..
} => {
assert_eq!(or_alter, false);
assert_eq!(name.to_string(), "test_proc");
assert_eq!(
params,
Some(vec![
ProcedureParam {
name: Ident::new("a"),
data_type: DataType::Integer(None),
mode: Some(ArgMode::In),
default: Some(Expr::Value((number("1")).with_empty_span())),
},
ProcedureParam {
name: Ident::new("b"),
data_type: DataType::Text,
mode: Some(ArgMode::Out),
default: Some(Expr::Value(
Value::SingleQuotedString("2".into()).with_empty_span()
)),
},
ProcedureParam {
name: Ident::new("c"),
data_type: DataType::Timestamp(None, TimezoneInfo::None),
mode: Some(ArgMode::InOut),
default: Some(Expr::Value(Value::Null.with_empty_span())),
},
ProcedureParam {
name: Ident::new("d"),
data_type: DataType::Bool,
mode: None,
default: Some(Expr::Value((number("0")).with_empty_span())),
}
]),
);
}
_ => unreachable!(),
}
}
#[test]

View file

@ -156,6 +156,7 @@ fn parse_create_procedure() {
},
data_type: DataType::Int(None),
mode: None,
default: None,
},
ProcedureParam {
name: Ident {
@ -168,6 +169,7 @@ fn parse_create_procedure() {
unit: None
})),
mode: None,
default: None,
}
]),
name: ObjectName::from(vec![Ident {
@ -196,6 +198,10 @@ fn parse_mssql_create_procedure() {
let _ = ms().verified_stmt("CREATE PROCEDURE [foo] AS BEGIN SELECT [foo], CASE WHEN [foo] IS NULL THEN 'empty' ELSE 'notempty' END AS [foo]; END");
// Multiple statements
let _ = ms().verified_stmt("CREATE PROCEDURE [foo] AS BEGIN UPDATE bar SET col = 'test'; SELECT [foo] FROM BAR WHERE [FOO] > 10; END");
// parameters with default values
let sql = r#"CREATE PROCEDURE foo (IN @a INTEGER = 1, OUT @b TEXT = '2', INOUT @c DATETIME = NULL, @d BOOL = 0) AS BEGIN SELECT 1; END"#;
let _ = ms().verified_stmt(sql);
}
#[test]