diff --git a/e2e_test/sink/sink_into_table.slt b/e2e_test/sink/sink_into_table.slt
index 9c789a9b35d29..a3df061fc8db4 100644
--- a/e2e_test/sink/sink_into_table.slt
+++ b/e2e_test/sink/sink_into_table.slt
@@ -393,6 +393,9 @@ create sink s_b into t_m as select v from t_b;
 statement ok
 create sink s_c into t_m as select v from t_c;
 
+statement ok
+flush;
+
 query I rowsort
 select * from t_m order by v;
 ----
diff --git a/src/frontend/src/handler/create_sink.rs b/src/frontend/src/handler/create_sink.rs
index 2ea441b2649d9..eb383cc06d727 100644
--- a/src/frontend/src/handler/create_sink.rs
+++ b/src/frontend/src/handler/create_sink.rs
@@ -21,11 +21,11 @@ use either::Either;
 use itertools::Itertools;
 use maplit::{convert_args, hashmap};
 use pgwire::pg_response::{PgResponse, StatementType};
+use risingwave_common::bail;
 use risingwave_common::catalog::{ConnectionId, DatabaseId, SchemaId, UserId};
 use risingwave_common::error::{ErrorCode, Result, RwError};
 use risingwave_common::types::Datum;
 use risingwave_common::util::value_encoding::DatumFromProtoExt;
-use risingwave_common::{bail, bail_not_implemented};
 use risingwave_connector::sink::catalog::{SinkCatalog, SinkFormatDesc, SinkType};
 use risingwave_connector::sink::{
     CONNECTOR_TYPE_KEY, SINK_TYPE_OPTION, SINK_USER_FORCE_APPEND_ONLY_OPTION,
@@ -301,20 +301,11 @@ pub async fn handle_create_sink(
 
     let mut target_table_replace_plan = None;
     if let Some(table_catalog) = target_table_catalog {
-        if !table_catalog.incoming_sinks.is_empty() {
-            bail_not_implemented!(issue = 13818, "create sink into table with incoming sinks");
-        }
-
         let (mut graph, mut table, source) =
             reparse_table_for_sink(&session, &table_catalog).await?;
 
         table.incoming_sinks = table_catalog.incoming_sinks.clone();
 
-        // for now we only support one incoming sink
-        assert!(table.incoming_sinks.is_empty());
-
-        table.incoming_sinks = table_catalog.incoming_sinks.clone();
-
         for _ in 0..(table_catalog.incoming_sinks.len() + 1) {
             for fragment in graph.fragments.values_mut() {
                 if let Some(node) = &mut fragment.node {
diff --git a/src/frontend/src/handler/drop_sink.rs b/src/frontend/src/handler/drop_sink.rs
index 5e3bd0e92b76a..a382f65b45e93 100644
--- a/src/frontend/src/handler/drop_sink.rs
+++ b/src/frontend/src/handler/drop_sink.rs
@@ -21,8 +21,6 @@ use super::RwPgResponse;
 use crate::binder::Binder;
 use crate::catalog::root_catalog::SchemaPath;
 use crate::handler::create_sink::{insert_merger_to_union, reparse_table_for_sink};
-use crate::handler::create_table::generate_stream_graph_for_table;
-use crate::handler::util::SourceSchemaCompatExt;
 use crate::handler::HandlerArgs;
 
 pub async fn handle_drop_sink(
diff --git a/src/meta/src/rpc/ddl_controller.rs b/src/meta/src/rpc/ddl_controller.rs
index d49b3e76caff3..eb042710e86cb 100644
--- a/src/meta/src/rpc/ddl_controller.rs
+++ b/src/meta/src/rpc/ddl_controller.rs
@@ -30,7 +30,6 @@ use risingwave_connector::dispatch_source_prop;
 use risingwave_connector::source::{
     ConnectorProperties, SourceEnumeratorContext, SourceProperties, SplitEnumerator,
 };
-use risingwave_pb::catalog;
 use risingwave_pb::catalog::connection::private_link_service::PbPrivateLinkProvider;
 use risingwave_pb::catalog::{
     connection, Comment, Connection, CreateType, Database, Function, Schema, Sink, Source, Table,
@@ -765,7 +764,7 @@ impl DdlController {
 
                 let sink_table_fragments = guard
                     .table_fragments()
-                    .get(&catalog::TableId::new(*sink_id))
+                    .get(&risingwave_common::catalog::TableId::new(*sink_id))
                     .unwrap();
 
                 let sink_fragment = sink_table_fragments.sink_fragment().unwrap();
@@ -1018,11 +1017,10 @@ impl DdlController {
                 panic!("additional replace table event only occurs when dropping sink into table")
             };
 
-            let ReplaceTableJob {
+            let ReplaceTableJobForSink {
                 streaming_job,
                 context,
                 table_fragments,
-                col_index_mapping,
             } = self
                 .inject_replace_table_job_for_table_sink(
                     env,
@@ -1039,7 +1037,7 @@ impl DdlController {
 
             // ignore error
             let _version = self
-                .finish_replace_table(&streaming_job, col_index_mapping, None, Some(sink_id))
+                .finish_replace_table(&streaming_job, None, None, Some(sink_id))
                 .await;
         }