diff --git a/Cargo.lock b/Cargo.lock
index 2c3e65f59b6c0..b0ac8ca45e5da 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3560,7 +3560,7 @@ dependencies = [
 
 [[package]]
 name = "delta_btree_map"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "educe 0.5.7",
  "enum-as-inner 0.6.0",
@@ -6864,7 +6864,7 @@ checksum = "c4cd1a83af159aa67994778be9070f0ae1bd732942279cabb14f86f986a21456"
 
 [[package]]
 name = "local_stats_alloc"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "workspace-hack",
 ]
@@ -8475,7 +8475,7 @@ dependencies = [
 
 [[package]]
 name = "pgwire"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "auto_enums",
@@ -9923,7 +9923,7 @@ dependencies = [
 
 [[package]]
 name = "risedev"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "chrono",
@@ -9953,7 +9953,7 @@ dependencies = [
 
 [[package]]
 name = "risedev-config"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -9966,7 +9966,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave-fields-derive"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "expect-test",
  "indoc",
@@ -9978,7 +9978,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_backup"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -10000,7 +10000,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_batch"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "arrow-array 50.0.0",
@@ -10051,7 +10051,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_bench"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -10092,7 +10092,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_cmd"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "clap",
  "madsim-tokio",
@@ -10112,7 +10112,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_cmd_all"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -10146,7 +10146,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "arc-swap",
@@ -10256,7 +10256,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common_estimate_size"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "bytes",
  "educe 0.5.7",
@@ -10271,7 +10271,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common_heap_profiling"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "chrono",
@@ -10286,7 +10286,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common_metrics"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "bytes",
  "clap",
@@ -10318,7 +10318,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common_proc_macro"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "bae",
  "itertools 0.12.1",
@@ -10330,7 +10330,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_common_service"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "axum 0.7.4",
@@ -10352,7 +10352,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_compaction_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -10380,7 +10380,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_compactor"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "await-tree",
@@ -10403,7 +10403,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_compute"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -10448,7 +10448,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_connector"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "apache-avro 0.16.0",
@@ -10570,7 +10570,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_ctl"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "bytes",
@@ -10611,7 +10611,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_dml"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "assert_matches",
  "criterion",
@@ -10635,7 +10635,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_e2e_extended_mode_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "chrono",
@@ -10650,7 +10650,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_error"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "bincode 1.3.3",
@@ -10666,7 +10666,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_expr"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "arrow-array 50.0.0",
@@ -10715,7 +10715,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_expr_impl"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "aho-corasick",
  "anyhow",
@@ -10768,7 +10768,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_frontend"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "arc-swap",
@@ -10852,7 +10852,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_frontend_macro"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -10861,7 +10861,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_hummock_sdk"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "bytes",
  "easy-ext",
@@ -10878,7 +10878,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_hummock_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "bytes",
@@ -10911,7 +10911,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_hummock_trace"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "bincode 2.0.0-rc.3",
@@ -10978,7 +10978,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_mem_table_spill_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "bytes",
@@ -10994,7 +10994,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "arc-swap",
@@ -11067,7 +11067,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta_dashboard"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "axum 0.7.4",
@@ -11088,7 +11088,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta_model_migration"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-std",
  "sea-orm-migration",
@@ -11097,7 +11097,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta_model_v2"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "prost 0.12.1",
  "risingwave_common",
@@ -11110,7 +11110,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta_node"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -11142,7 +11142,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_meta_service"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -11170,7 +11170,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_object_store"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "async-trait",
  "await-tree",
@@ -11206,7 +11206,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_pb"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "enum-as-inner 0.6.0",
  "fs-err",
@@ -11226,7 +11226,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_planner_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "expect-test",
@@ -11248,7 +11248,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_regress_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -11262,7 +11262,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_rpc_client"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -11296,7 +11296,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_rt"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "await-tree",
  "console",
@@ -11377,7 +11377,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_sqlparser"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "itertools 0.12.1",
  "matches",
@@ -11405,7 +11405,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_sqlsmith"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "chrono",
@@ -11433,7 +11433,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_state_cleaning_test"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "clap",
@@ -11453,7 +11453,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_storage"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "ahash 0.8.6",
  "anyhow",
@@ -11521,7 +11521,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_stream"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "anyhow",
  "assert_matches",
@@ -11589,7 +11589,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_test_runner"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "fail",
  "sync-point",
@@ -11620,7 +11620,7 @@ dependencies = [
 
 [[package]]
 name = "risingwave_variables"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "chrono",
  "workspace-hack",
@@ -16258,7 +16258,7 @@ dependencies = [
 
 [[package]]
 name = "with_options"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -16279,7 +16279,7 @@ dependencies = [
 
 [[package]]
 name = "workspace-config"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 dependencies = [
  "libz-sys",
  "log",
@@ -16292,7 +16292,7 @@ dependencies = [
 
 [[package]]
 name = "workspace-hack"
-version = "1.9.0"
+version = "1.9.1-rc.1"
 
 [[package]]
 name = "wyz"
diff --git a/Cargo.toml b/Cargo.toml
index 4687b82738080..f542652c5b6b1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -70,7 +70,7 @@ exclude = ["e2e_test/udf/wasm", "lints"]
 resolver = "2"
 
 [workspace.package]
-version = "1.9.0"
+version = "1.9.1-rc.1"
 edition = "2021"
 homepage = "https://github.com/risingwavelabs/risingwave"
 keywords = ["sql", "database", "streaming"]