reifydb_transaction/transaction/catalog/
table.rs

1// SPDX-License-Identifier: Apache-2.0
2// Copyright (c) 2025 ReifyDB
3
4use reifydb_core::interface::catalog::{
5	change::CatalogTrackTableChangeOperations,
6	id::{NamespaceId, TableId},
7	table::Table,
8};
9use reifydb_type::Result;
10
11use crate::{
12	change::{
13		Change,
14		OperationType::{Create, Delete, Update},
15		TransactionalTableChanges,
16	},
17	transaction::admin::AdminTransaction,
18};
19
20impl CatalogTrackTableChangeOperations for AdminTransaction {
21	fn track_table_created(&mut self, table: Table) -> Result<()> {
22		let change = Change {
23			pre: None,
24			post: Some(table),
25			op: Create,
26		};
27		self.changes.add_table_change(change);
28		Ok(())
29	}
30
31	fn track_table_updated(&mut self, pre: Table, post: Table) -> Result<()> {
32		let change = Change {
33			pre: Some(pre),
34			post: Some(post),
35			op: Update,
36		};
37		self.changes.add_table_change(change);
38		Ok(())
39	}
40
41	fn track_table_deleted(&mut self, table: Table) -> Result<()> {
42		let change = Change {
43			pre: Some(table),
44			post: None,
45			op: Delete,
46		};
47		self.changes.add_table_change(change);
48		Ok(())
49	}
50}
51
52impl TransactionalTableChanges for AdminTransaction {
53	fn find_table(&self, id: TableId) -> Option<&Table> {
54		for change in self.changes.table.iter().rev() {
55			if let Some(table) = &change.post {
56				if table.id == id {
57					return Some(table);
58				}
59			} else if let Some(table) = &change.pre
60				&& table.id == id && change.op == Delete
61			{
62				return None;
63			}
64		}
65		None
66	}
67
68	fn find_table_by_name(&self, namespace: NamespaceId, name: &str) -> Option<&Table> {
69		self.changes
70			.table
71			.iter()
72			.rev()
73			.find_map(|change| change.post.as_ref().filter(|t| t.namespace == namespace && t.name == name))
74	}
75
76	fn is_table_deleted(&self, id: TableId) -> bool {
77		self.changes
78			.table
79			.iter()
80			.rev()
81			.any(|change| change.op == Delete && change.pre.as_ref().map(|t| t.id) == Some(id))
82	}
83
84	fn is_table_deleted_by_name(&self, namespace: NamespaceId, name: &str) -> bool {
85		self.changes.table.iter().rev().any(|change| {
86			change.op == Delete
87				&& change
88					.pre
89					.as_ref()
90					.map(|t| t.namespace == namespace && t.name == name)
91					.unwrap_or(false)
92		})
93	}
94}
reifydb_transaction/transaction/catalog/table.rs

reifydb_transaction/transaction/catalog/
table.rs
