surql_parser/upstream/sql/statements/
show.rs

1use crate::compat::types::PublicDatetime;
2use crate::compat::val::TableName;
3use crate::upstream::fmt::EscapeKwFreeIdent;
4use surrealdb_types::{SqlFormat, ToSql, write_sql};
5#[derive(Clone, Debug, Eq, PartialEq, PartialOrd, Hash)]
6#[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
7pub enum ShowSince {
8	Timestamp(PublicDatetime),
9	Versionstamp(u64),
10}
11/// A SHOW CHANGES statement for displaying changes made to a table or database.
12#[derive(Clone, Debug, Eq, PartialEq, PartialOrd, Hash)]
13#[cfg_attr(feature = "arbitrary", derive(arbitrary::Arbitrary))]
14pub struct ShowStatement {
15	pub table: Option<String>,
16	pub since: ShowSince,
17	pub limit: Option<u32>,
18}
19impl ToSql for ShowStatement {
20	fn fmt_sql(&self, f: &mut String, fmt: SqlFormat) {
21		write_sql!(f, fmt, "SHOW CHANGES FOR");
22		match self.table {
23			Some(ref v) => write_sql!(f, fmt, " TABLE {}", EscapeKwFreeIdent(v)),
24			None => write_sql!(f, fmt, " DATABASE"),
25		}
26		match self.since {
27			ShowSince::Timestamp(ref v) => write_sql!(f, fmt, " SINCE {}", v),
28			ShowSince::Versionstamp(ref v) => write_sql!(f, fmt, " SINCE {}", v),
29		}
30		if let Some(ref v) = self.limit {
31			write_sql!(f, fmt, " LIMIT {}", v)
32		}
33	}
34}
surql_parser/upstream/sql/statements/show.rs

surql_parser/upstream/sql/statements/
show.rs
