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// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use crate::{Identifier, Span, Spanned};
/// Special algorithm used for table creation
#[derive(Clone, Debug)]
pub enum CreateAlgorithm {
Undefined(Span),
Merge(Span),
TempTable(Span),
}
impl Spanned for CreateAlgorithm {
fn span(&self) -> Span {
match &self {
CreateAlgorithm::Undefined(s) => s.span(),
CreateAlgorithm::Merge(s) => s.span(),
CreateAlgorithm::TempTable(s) => s.span(),
}
}
}
/// Options for create statement
#[derive(Clone, Debug)]
pub enum CreateOption<'a> {
OrReplace(Span),
/// TEMPORARY or LOCAL TEMPORARY (PostgreSQL)
Temporary {
local_span: Option<Span>,
temporary_span: Span,
},
/// MATERIALIZED (for VIEWs, PostgreSQL)
Materialized(Span),
/// CONCURRENTLY (for INDEX, PostgreSQL)
Concurrently(Span),
Unique(Span),
Algorithm(Span, CreateAlgorithm),
Definer {
definer_span: Span,
user: Identifier<'a>,
host: Identifier<'a>,
},
SqlSecurityDefiner(Span, Span),
SqlSecurityInvoker(Span, Span),
SqlSecurityUser(Span, Span),
}
impl<'a> Spanned for CreateOption<'a> {
fn span(&self) -> Span {
match &self {
CreateOption::OrReplace(v) => v.span(),
CreateOption::Temporary {
local_span,
temporary_span,
} => temporary_span.join_span(local_span),
CreateOption::Materialized(v) => v.span(),
CreateOption::Concurrently(v) => v.span(),
CreateOption::Algorithm(s, a) => s.join_span(a),
CreateOption::Definer {
definer_span,
user,
host,
} => definer_span.join_span(user).join_span(host),
CreateOption::SqlSecurityDefiner(a, b) => a.join_span(b),
CreateOption::SqlSecurityInvoker(a, b) => a.join_span(b),
CreateOption::SqlSecurityUser(a, b) => a.join_span(b),
CreateOption::Unique(v) => v.span(),
}
}
}