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Commit02bab67

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Add table_oid and field_id to columns of prepared statements
1 parent10edbcb commit02bab67

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3 files changed

+25
-8
lines changed

3 files changed

+25
-8
lines changed

‎tokio-postgres/CHANGELOG.md‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -4,7 +4,7 @@
44

55
* Disable`rustc-serialize` compatibility of`eui48-1` dependency
66
* Remove tests for`eui48-04`
7-
7+
* Add`table_oid` and`field_id` fields to`Columns` struct of prepared statements.
88

99
##v0.7.10 - 2023-08-25
1010

‎tokio-postgres/src/prepare.rs‎

Lines changed: 7 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -12,6 +12,7 @@ use log::debug;
1212
use postgres_protocol::message::backend::Message;
1313
use postgres_protocol::message::frontend;
1414
use std::future::Future;
15+
use std::num::{NonZeroI16,NonZeroU32};
1516
use std::pin::Pin;
1617
use std::sync::atomic::{AtomicUsize,Ordering};
1718
use std::sync::Arc;
@@ -95,7 +96,12 @@ pub async fn prepare(
9596
letmut it = row_description.fields();
9697
whileletSome(field) = it.next().map_err(Error::parse)?{
9798
let type_ =get_type(client, field.type_oid()).await?;
98-
let column =Column::new(field.name().to_string(), type_);
99+
let column =Column{
100+
name: field.name().to_string(),
101+
table_oid:NonZeroU32::new(field.table_oid()),
102+
column_id:NonZeroI16::new(field.column_id()),
103+
type_,
104+
};
99105
columns.push(column);
100106
}
101107
}

‎tokio-postgres/src/statement.rs‎

Lines changed: 17 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -5,6 +5,7 @@ use crate::types::Type;
55
use postgres_protocol::message::frontend;
66
use std::{
77
fmt,
8+
num::{NonZeroI16,NonZeroU32},
89
sync::{Arc,Weak},
910
};
1011

@@ -66,20 +67,28 @@ impl Statement {
6667

6768
/// Information about a column of a query.
6869
pubstructColumn{
69-
name:String,
70-
type_:Type,
70+
pub(crate)name:String,
71+
pub(crate)table_oid:Option<NonZeroU32>,
72+
pub(crate)column_id:Option<NonZeroI16>,
73+
pub(crate)type_:Type,
7174
}
7275

7376
implColumn{
74-
pub(crate)fnnew(name:String,type_:Type) ->Column{
75-
Column{ name, type_}
76-
}
77-
7877
/// Returns the name of the column.
7978
pubfnname(&self) ->&str{
8079
&self.name
8180
}
8281

82+
/// Returns the OID of the underlying database table.
83+
pubfntable_oid(&self) ->Option<NonZeroU32>{
84+
self.table_oid
85+
}
86+
87+
/// Return the column ID within the underlying database table.
88+
pubfncolumn_id(&self) ->Option<NonZeroI16>{
89+
self.column_id
90+
}
91+
8392
/// Returns the type of the column.
8493
pubfntype_(&self) ->&Type{
8594
&self.type_
@@ -90,6 +99,8 @@ impl fmt::Debug for Column {
9099
fnfmt(&self,fmt:&mut fmt::Formatter<'_>) -> fmt::Result{
91100
fmt.debug_struct("Column")
92101
.field("name",&self.name)
102+
.field("table_oid",&self.table_oid)
103+
.field("column_id",&self.column_id)
93104
.field("type",&self.type_)
94105
.finish()
95106
}

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