feat: support swap rename syntax for table/mview/view/source/sink and subscription

e2e_test/ddl/alter_swap_rename.slt

@@ -0,0 +1,181 @@
+statement ok
+SET RW_IMPLICIT_FLUSH TO true;
+
+# Create initial tables and views for testing swap
+statement ok
+CREATE TABLE t1 (v1 INT primary key, v2 STRUCT<v1 INT, v2 STRUCT<v1 INT, v2 INT>>);
+
+statement ok
+CREATE TABLE t2 (v1 INT primary key, v2 STRUCT<v1 INT, v2 STRUCT<v1 INT, v2 INT>>);
+
+# Insert some test data
+statement ok
+INSERT INTO t1 VALUES(1,(1,(1,2)));
+
+statement ok
+INSERT INTO t2 VALUES(2,(2,(2,4)));
+
+# Create materialized views referencing the tables
+statement ok
+CREATE MATERIALIZED VIEW mv1 AS SELECT v1, (t.v2).v1 AS v21 FROM t1 t;
+
+statement ok
+CREATE MATERIALIZED VIEW mv2 AS SELECT v1, (t.v2).v1 AS v21 FROM t2 t;
+
+# Create regular views
+statement ok
+CREATE VIEW v1 AS SELECT t1.v1 FROM t1;
+
+statement ok
+CREATE VIEW v2 AS SELECT t2.v2 FROM t2;
+
+# Create sources
+statement ok
+CREATE SOURCE src1 (v INT) WITH (
+    connector = 'datagen',
+    fields.v.kind = 'sequence',
+    fields.v.start = '1',
+    fields.v.end = '5',
+    datagen.rows.per.second='10',
+    datagen.split.num = '1'
+) FORMAT PLAIN ENCODE JSON;
+
+statement ok
+CREATE SOURCE src2 (v INT) WITH (
+    connector = 'datagen',
+    fields.v.kind = 'sequence',
+    fields.v.start = '6',
+    fields.v.end = '10',
+    datagen.rows.per.second='10',
+    datagen.split.num = '1'
+) FORMAT PLAIN ENCODE JSON;
+
+# Create sinks
+statement ok
+CREATE SINK sink1 AS SELECT * FROM mv1 WITH (
+    connector = 'blackhole'
+);
+
+statement ok
+CREATE SINK sink2 AS SELECT * FROM mv2 WITH (
+    connector = 'blackhole'
+);
+
+# Create subscriptions
+statement ok
+CREATE SUBSCRIPTION sub1 FROM mv1 WITH (
+    retention = '1D'
+);
+
+statement ok
+CREATE SUBSCRIPTION sub2 FROM mv2 WITH (
+    retention = '1D'
+);
+
+# Test table swap
+statement ok
+ALTER TABLE t1 SWAP WITH t2;
+
+statement error Permission denied
+ALTER TABLE t1 SWAP WITH mv1;
+
+statement error not found
+ALTER TABLE mv1 SWAP WITH mv2;
+
+query II rowsort
+SELECT * FROM t1;
+----
+2 (2,"(2,4)")
+
+query II rowsort
+SELECT * FROM t2;
+----
+1 (1,"(1,2)")
+
+# Test materialized view swap
+statement ok
+ALTER MATERIALIZED VIEW mv1 SWAP WITH mv2;
+
+# Verify materialized view contents
+query II rowsort
+SELECT * FROM mv1;
+----
+2 2
+
+query II rowsort
+SELECT * FROM mv2;
+----
+1 1
+
+# Test view swap
+statement ok
+ALTER VIEW v1 SWAP WITH v2;
+
+# Verify view definitions are swapped
+query TT
+SHOW CREATE VIEW v1;
+----
+public.v1 CREATE VIEW v1 AS SELECT t2.v2 FROM t1 AS t2
+
+query TT
+SHOW CREATE VIEW v2;
+----
+public.v2 CREATE VIEW v2 AS SELECT t1.v1 FROM t2 AS t1
+
+# Test source swap
+statement ok
+ALTER SOURCE src1 SWAP WITH src2;
+
+# Verify source definitions are swapped
+query TT
+SHOW CREATE SOURCE src1;
+----
+public.src1 CREATE SOURCE src1 (v INT) WITH (connector = 'datagen', fields.v.kind = 'sequence', fields.v.start = '6', fields.v.end = '10', datagen.rows.per.second = '10', datagen.split.num = '1') FORMAT PLAIN ENCODE JSON
+
+query TT
+SHOW CREATE SOURCE src2;
+----
+public.src2 CREATE SOURCE src2 (v INT) WITH (connector = 'datagen', fields.v.kind = 'sequence', fields.v.start = '1', fields.v.end = '5', datagen.rows.per.second = '10', datagen.split.num = '1') FORMAT PLAIN ENCODE JSON
+
+# Test sink swap
+statement ok
+ALTER SINK sink1 SWAP WITH sink2;
+
+# Verify sink definitions are swapped
+query TT
+SHOW CREATE SINK sink1;
+----
+public.sink1 CREATE SINK sink1 AS SELECT * FROM mv1 AS mv2 WITH (connector = 'blackhole')
+
+query TT
+SHOW CREATE SINK sink2;
+----
+public.sink2 CREATE SINK sink2 AS SELECT * FROM mv2 AS mv1 WITH (connector = 'blackhole')
+
+# Test subscription swap
+statement ok
+ALTER SUBSCRIPTION sub1 SWAP WITH sub2;
+
+# Verify subscription definitions are swapped
+query TT
+SHOW CREATE SUBSCRIPTION sub1;
+----
+public.sub1 CREATE SUBSCRIPTION sub1 FROM mv1 WITH (retention = '1D')
+
+query TT
+SHOW CREATE SUBSCRIPTION sub2;
+----
+public.sub2 CREATE SUBSCRIPTION sub2 FROM mv2 WITH (retention = '1D')
+
+# Clean up
+statement ok
+DROP SOURCE src1;
+
+statement ok
+DROP SOURCE src2;
+
+statement ok
+DROP TABLE t1 CASCADE;
+
+statement ok
+DROP TABLE t2 CASCADE;

proto/ddl_service.proto

@@ -268,6 +268,26 @@ message AlterOwnerResponse {
   WaitVersion version = 2;
 }
 
+message AlterSwapRenameRequest {
+  message ObjectNameSwapPair {
+    uint32 src_object_id = 1;
+    uint32 dst_object_id = 2;
+  }
+  oneof object {
+    ObjectNameSwapPair schema = 1;
+    ObjectNameSwapPair table = 2;
+    ObjectNameSwapPair view = 3;
+    ObjectNameSwapPair source = 4;
+    ObjectNameSwapPair sink = 5;
+    ObjectNameSwapPair subscription = 6;
+  }
+}
+
+message AlterSwapRenameResponse {
+  common.Status status = 1;
+  WaitVersion version = 2;
+}
+
 message CreateFunctionRequest {
   catalog.Function function = 1;
 }
@@ -513,4 +533,5 @@ service DdlService {
   rpc Wait(WaitRequest) returns (WaitResponse);
   rpc CommentOn(CommentOnRequest) returns (CommentOnResponse);
   rpc AutoSchemaChange(AutoSchemaChangeRequest) returns (AutoSchemaChangeResponse);
+  rpc AlterSwapRename(AlterSwapRenameRequest) returns (AlterSwapRenameResponse);
 }

src/frontend/src/catalog/catalog_service.rs

@@ -25,8 +25,9 @@ use risingwave_pb::catalog::{
     PbSubscription, PbTable, PbView,
 };
 use risingwave_pb::ddl_service::{
-    alter_name_request, alter_owner_request, alter_set_schema_request, create_connection_request,
-    PbReplaceTablePlan, PbTableJobType, ReplaceTablePlan, TableJobType, WaitVersion,
+    alter_name_request, alter_owner_request, alter_set_schema_request, alter_swap_rename_request,
+    create_connection_request, PbReplaceTablePlan, PbTableJobType, ReplaceTablePlan, TableJobType,
+    WaitVersion,
 };
 use risingwave_pb::meta::PbTableParallelism;
 use risingwave_pb::stream_plan::StreamFragmentGraph;
@@ -197,6 +198,8 @@ pub trait CatalogWriter: Send + Sync {
         object: alter_set_schema_request::Object,
         new_schema_id: u32,
     ) -> Result<()>;
+
+    async fn alter_swap_rename(&self, object: alter_swap_rename_request::Object) -> Result<()>;
 }
 
 #[derive(Clone)]
@@ -498,6 +501,11 @@ impl CatalogWriter for CatalogWriterImpl {
 
         Ok(())
     }
+
+    async fn alter_swap_rename(&self, object: alter_swap_rename_request::Object) -> Result<()> {
+        let version = self.meta_client.alter_swap_rename(object).await?;
+        self.wait_version(version).await
+    }
 }
 
 impl CatalogWriterImpl {

src/frontend/src/catalog/schema_catalog.rs

@@ -115,10 +115,14 @@ impl SchemaCatalog {
         let table_ref = Arc::new(table);
 
         let old_table = self.table_by_id.get(&id).unwrap();
-        // check if table name get updated.
-        if old_table.name() != name {
+        // check if the table name gets updated.
+        if old_table.name() != name
+            && let Some(t) = self.table_by_name.get(old_table.name())
+            && t.id == id
+        {
             self.table_by_name.remove(old_table.name());
         }
+
         self.table_by_name.insert(name, table_ref.clone());
         self.table_by_id.insert(id, table_ref.clone());
         table_ref
@@ -137,8 +141,11 @@ impl SchemaCatalog {
         let index: IndexCatalog = IndexCatalog::build_from(prost, index_table, primary_table);
         let index_ref = Arc::new(index);
 
-        // check if index name get updated.
-        if old_index.name != name {
+        // check if the index name gets updated.
+        if old_index.name != name
+            && let Some(idx) = self.index_by_name.get(&old_index.name)
+            && idx.id == id
+        {
             self.index_by_name.remove(&old_index.name);
         }
         self.index_by_name.insert(name, index_ref.clone());
@@ -245,8 +252,11 @@ impl SchemaCatalog {
         let source_ref = Arc::new(source);
 
         let old_source = self.source_by_id.get(&id).unwrap();
-        // check if source name get updated.
-        if old_source.name != name {
+        // check if the source name gets updated.
+        if old_source.name != name
+            && let Some(src) = self.source_by_name.get(&old_source.name)
+            && src.id == id
+        {
             self.source_by_name.remove(&old_source.name);
         }
 
@@ -294,8 +304,11 @@ impl SchemaCatalog {
         let sink_ref = Arc::new(sink);
 
         let old_sink = self.sink_by_id.get(&id).unwrap();
-        // check if sink name get updated.
-        if old_sink.name != name {
+        // check if the sink name gets updated.
+        if old_sink.name != name
+            && let Some(s) = self.sink_by_name.get(&old_sink.name)
+            && s.id.sink_id == id
+        {
             self.sink_by_name.remove(&old_sink.name);
         }
 
@@ -331,8 +344,11 @@ impl SchemaCatalog {
         let subscription_ref = Arc::new(subscription);
 
         let old_subscription = self.subscription_by_id.get(&id).unwrap();
-        // check if subscription name get updated.
-        if old_subscription.name != name {
+        // check if the subscription name gets updated.
+        if old_subscription.name != name
+            && let Some(s) = self.subscription_by_name.get(&old_subscription.name)
+            && s.id.subscription_id == id
+        {
             self.subscription_by_name.remove(&old_subscription.name);
         }
 
@@ -365,8 +381,11 @@ impl SchemaCatalog {
         let view_ref = Arc::new(view);
 
         let old_view = self.view_by_id.get(&id).unwrap();
-        // check if view name get updated.
-        if old_view.name != name {
+        // check if the view name gets updated.
+        if old_view.name != name
+            && let Some(v) = self.view_by_name.get(old_view.name())
+            && v.id == id
+        {
             self.view_by_name.remove(&old_view.name);
         }
 
@@ -438,8 +457,11 @@ impl SchemaCatalog {
             .function_by_name
             .get_mut(&old_function_by_id.name)
             .unwrap();
-        // check if function name get updated.
-        if old_function_by_id.name != name {
+        // check if the function name gets updated.
+        if old_function_by_id.name != name
+            && let Some(f) = old_function_by_name.get(&old_function_by_id.arg_types)
+            && f.id == id
+        {
             old_function_by_name.remove(&old_function_by_id.arg_types);
             if old_function_by_name.is_empty() {
                 self.function_by_name.remove(&old_function_by_id.name);
@@ -473,8 +495,11 @@ impl SchemaCatalog {
         let connection_ref = Arc::new(connection);
 
         let old_connection = self.connection_by_id.get(&id).unwrap();
-        // check if connection name get updated.
-        if old_connection.name != name {
+        // check if the connection name gets updated.
+        if old_connection.name != name
+            && let Some(conn) = self.connection_by_name.get(&old_connection.name)
+            && conn.id == id
+        {
             self.connection_by_name.remove(&old_connection.name);
         }
 
@@ -513,8 +538,11 @@ impl SchemaCatalog {
         let secret_ref = Arc::new(secret);
 
         let old_secret = self.secret_by_id.get(&id).unwrap();
-        // check if secret name get updated.
-        if old_secret.name != name {
+        // check if the secret name gets updated.
+        if old_secret.name != name
+            && let Some(s) = self.secret_by_name.get(&old_secret.name)
+            && s.id == id
+        {
             self.secret_by_name.remove(&old_secret.name);
         }