diff --git a/Cargo.lock b/Cargo.lock
index 7de767b215e35..a9451b067475b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -432,7 +432,7 @@ dependencies = [
  "derive_builder",
  "flexstr",
  "indextree",
- "itertools",
+ "itertools 0.10.5",
  "parking_lot 0.12.1",
  "pin-project",
  "tokio",
@@ -1585,7 +1585,7 @@ dependencies = [
  "criterion-plot",
  "futures",
  "is-terminal",
- "itertools",
+ "itertools 0.10.5",
  "num-traits",
  "once_cell",
  "oorandom",
@@ -1607,7 +1607,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6b50826342786a51a89e2da3a28f1c32b06e387201bc2d19791f622c673706b1"
 dependencies = [
  "cast",
- "itertools",
+ "itertools 0.10.5",
 ]
 
 [[package]]
@@ -3146,6 +3146,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b1c173a5686ce8bfa551b3563d0c2170bf24ca44da99c7ca4bfdab5418c3fe57"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "1.0.6"
@@ -3623,7 +3632,7 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8263075bb86c5a1b1427b5ae862e8889656f126e9f77c484496e8b47cf5c5558"
 dependencies = [
- "regex-automata",
+ "regex-automata 0.1.10",
 ]
 
 [[package]]
@@ -4156,7 +4165,7 @@ dependencies = [
  "base64 0.13.1",
  "chrono",
  "http",
- "itertools",
+ "itertools 0.10.5",
  "log",
  "num-bigint",
  "oauth2",
@@ -4581,7 +4590,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bdbb7b706f2afc610f3853550cdbbf6372fd324824a087806bd4480ea4996e24"
 dependencies = [
  "heck 0.4.1",
- "itertools",
+ "itertools 0.10.5",
  "prost",
  "prost-types",
 ]
@@ -4639,7 +4648,7 @@ dependencies = [
  "byteorder",
  "bytes",
  "futures",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "openssl",
  "panic-message",
@@ -4902,7 +4911,7 @@ checksum = "59230a63c37f3e18569bdb90e4a89cbf5bf8b06fea0b84e65ea10cc4df47addd"
 dependencies = [
  "difflib",
  "float-cmp",
- "itertools",
+ "itertools 0.10.5",
  "normalize-line-endings",
  "predicates-core",
  "regex",
@@ -5081,7 +5090,7 @@ checksum = "119533552c9a7ffacc21e099c24a0ac8bb19c2a2a3f363de84cd9b844feab270"
 dependencies = [
  "bytes",
  "heck 0.4.1",
- "itertools",
+ "itertools 0.10.5",
  "lazy_static",
  "log",
  "multimap",
@@ -5102,7 +5111,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5d2d8d10f3c6ded6da8b05b5fb3b8a5082514344d56c9f871412d29b4e075b4"
 dependencies = [
  "anyhow",
- "itertools",
+ "itertools 0.10.5",
  "proc-macro2",
  "quote",
  "syn 1.0.109",
@@ -5418,13 +5427,14 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.8.1"
+version = "1.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af83e617f331cc6ae2da5443c602dfa5af81e517212d9d611a5b3ba1777b5370"
+checksum = "b2eae68fc220f7cf2532e4494aded17545fce192d59cd996e0fe7887f4ceb575"
 dependencies = [
  "aho-corasick",
  "memchr",
- "regex-syntax 0.7.1",
+ "regex-automata 0.3.2",
+ "regex-syntax 0.7.4",
 ]
 
 [[package]]
@@ -5436,6 +5446,17 @@ dependencies = [
  "regex-syntax 0.6.29",
 ]
 
+[[package]]
+name = "regex-automata"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83d3daa6976cffb758ec878f108ba0e062a45b2d6ca3a2cca965338855476caf"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax 0.7.4",
+]
+
 [[package]]
 name = "regex-syntax"
 version = "0.6.29"
@@ -5444,9 +5465,9 @@ checksum = "f162c6dd7b008981e4d40210aca20b4bd0f9b60ca9271061b07f78537722f2e1"
 
 [[package]]
 name = "regex-syntax"
-version = "0.7.1"
+version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5996294f19bd3aae0453a862ad728f60e6600695733dd5df01da90c54363a3c"
+checksum = "e5ea92a5b6195c6ef2a0295ea818b312502c6fc94dde986c5553242e18fd4ce2"
 
 [[package]]
 name = "rend"
@@ -5569,7 +5590,7 @@ dependencies = [
  "glob",
  "google-cloud-pubsub",
  "indicatif",
- "itertools",
+ "itertools 0.10.5",
  "madsim-rdkafka",
  "madsim-tokio",
  "redis",
@@ -5596,7 +5617,7 @@ dependencies = [
  "dialoguer",
  "enum-iterator",
  "fs-err",
- "itertools",
+ "itertools 0.10.5",
 ]
 
 [[package]]
@@ -5606,7 +5627,7 @@ dependencies = [
  "anyhow",
  "async-trait",
  "bytes",
- "itertools",
+ "itertools 0.10.5",
  "parking_lot 0.12.1",
  "prost",
  "risingwave_common",
@@ -5646,7 +5667,7 @@ dependencies = [
  "futures-async-stream",
  "hashbrown 0.13.2",
  "hytra",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "madsim-tonic",
  "parking_lot 0.12.1",
@@ -5689,7 +5710,7 @@ dependencies = [
  "futures",
  "hdrhistogram",
  "isahc",
- "itertools",
+ "itertools 0.10.5",
  "libc",
  "madsim-tokio",
  "nix 0.25.1",
@@ -5790,7 +5811,7 @@ dependencies = [
  "http",
  "humantime",
  "hytra",
- "itertools",
+ "itertools 0.10.5",
  "itoa",
  "libc",
  "lru 0.7.6",
@@ -5936,7 +5957,7 @@ dependencies = [
  "futures",
  "futures-async-stream",
  "hyper",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "madsim-tonic",
  "maplit",
@@ -5990,7 +6011,7 @@ dependencies = [
  "futures-async-stream",
  "glob",
  "google-cloud-pubsub",
- "itertools",
+ "itertools 0.10.5",
  "madsim-rdkafka",
  "madsim-tokio",
  "madsim-tonic",
@@ -6037,7 +6058,7 @@ dependencies = [
  "comfy-table",
  "futures",
  "inquire",
- "itertools",
+ "itertools 0.10.5",
  "madsim-etcd-client",
  "madsim-tokio",
  "regex",
@@ -6098,7 +6119,7 @@ dependencies = [
  "futures-async-stream",
  "futures-util",
  "hex",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "md5",
  "num-traits",
@@ -6125,7 +6146,7 @@ dependencies = [
 name = "risingwave_expr_macro"
 version = "0.1.0"
 dependencies = [
- "itertools",
+ "itertools 0.10.5",
  "proc-macro2",
  "quote",
  "syn 1.0.109",
@@ -6154,7 +6175,7 @@ dependencies = [
  "futures",
  "futures-async-stream",
  "iana-time-zone",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "madsim-tonic",
  "maplit",
@@ -6201,7 +6222,7 @@ version = "1.0.0-alpha"
 dependencies = [
  "bytes",
  "hex",
- "itertools",
+ "itertools 0.10.5",
  "parse-display",
  "risingwave_common",
  "risingwave_pb",
@@ -6221,7 +6242,7 @@ dependencies = [
  "fail",
  "futures",
  "futures-async-stream",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "parking_lot 0.12.1",
  "rand",
@@ -6251,7 +6272,7 @@ dependencies = [
  "bytes",
  "futures",
  "futures-async-stream",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "mockall",
  "parking_lot 0.12.1",
@@ -6269,7 +6290,7 @@ version = "0.1.0"
 dependencies = [
  "bytes",
  "futures",
- "itertools",
+ "itertools 0.10.5",
  "jni",
  "madsim-tokio",
  "prost",
@@ -6307,7 +6328,7 @@ dependencies = [
  "futures",
  "hex",
  "hyper",
- "itertools",
+ "itertools 0.10.5",
  "madsim-etcd-client",
  "madsim-tokio",
  "madsim-tonic",
@@ -6366,7 +6387,7 @@ dependencies = [
  "futures",
  "hyper",
  "hyper-tls",
- "itertools",
+ "itertools 0.10.5",
  "madsim-aws-sdk-s3",
  "madsim-tokio",
  "opendal",
@@ -6399,7 +6420,7 @@ version = "1.0.0-alpha"
 dependencies = [
  "anyhow",
  "expect-test",
- "itertools",
+ "itertools 0.10.5",
  "libtest-mimic",
  "madsim-tokio",
  "paste",
@@ -6437,7 +6458,7 @@ dependencies = [
  "either",
  "futures",
  "hyper",
- "itertools",
+ "itertools 0.10.5",
  "lru 0.10.0",
  "madsim-tokio",
  "madsim-tonic",
@@ -6490,7 +6511,7 @@ dependencies = [
  "console",
  "futures",
  "glob",
- "itertools",
+ "itertools 0.10.5",
  "lru 0.7.6",
  "madsim",
  "madsim-aws-sdk-s3",
@@ -6532,7 +6553,7 @@ dependencies = [
  "easy-ext",
  "futures",
  "futures-async-stream",
- "itertools",
+ "itertools 0.10.5",
  "madsim-tokio",
  "parking_lot 0.12.1",
  "rand",
@@ -6548,7 +6569,7 @@ dependencies = [
 name = "risingwave_sqlparser"
 version = "1.0.0-alpha"
 dependencies = [
- "itertools",
+ "itertools 0.10.5",
  "matches",
  "serde",
  "tracing",
@@ -6579,7 +6600,7 @@ dependencies = [
  "chrono",
  "clap",
  "expect-test",
- "itertools",
+ "itertools 0.10.5",
  "libtest-mimic",
  "madsim-tokio",
  "rand",
@@ -6637,7 +6658,7 @@ dependencies = [
  "futures",
  "futures-async-stream",
  "hex",
- "itertools",
+ "itertools 0.10.5",
  "libc",
  "lz4",
  "mach2",
@@ -6699,7 +6720,7 @@ dependencies = [
  "futures-async-stream",
  "hytra",
  "iter-chunks",
- "itertools",
+ "itertools 0.10.5",
  "local_stats_alloc",
  "lru 0.7.6",
  "madsim-tokio",
@@ -7543,9 +7564,9 @@ dependencies = [
 
 [[package]]
 name = "sqllogictest"
-version = "0.11.2"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71378f7ef90bc4d448f2d84c11898adca45ced916d95df16d233a0e6da39f118"
+checksum = "43c4e6422d7c801de4897553c0a9be42d28dfe5c3deec7387855f258d16eb9dd"
 dependencies = [
  "async-trait",
  "educe",
@@ -7553,7 +7574,7 @@ dependencies = [
  "futures",
  "glob",
  "humantime",
- "itertools",
+ "itertools 0.11.0",
  "libtest-mimic",
  "md-5",
  "owo-colors",
@@ -8987,7 +9008,7 @@ dependencies = [
  "hashbrown 0.12.3",
  "hashbrown 0.13.2",
  "hyper",
- "itertools",
+ "itertools 0.10.5",
  "lexical-core",
  "lexical-parse-float",
  "lexical-parse-integer",
@@ -9018,7 +9039,8 @@ dependencies = [
  "rand_chacha",
  "rand_core",
  "regex",
- "regex-syntax 0.7.1",
+ "regex-automata 0.3.2",
+ "regex-syntax 0.7.4",
  "reqwest",
  "rust_decimal",
  "rustls 0.20.8",
diff --git a/Makefile.toml b/Makefile.toml
index 606c9e2ecbc48..1e54db69ab5ce 100644
--- a/Makefile.toml
+++ b/Makefile.toml
@@ -1052,7 +1052,7 @@ description = "Kill cluster, dump logs and check logs"
 
 [tasks.slt]
 category = "RiseDev - SQLLogicTest"
-install_crate = { version = "0.14.0", crate_name = "sqllogictest-bin", binary = "sqllogictest", test_arg = [
+install_crate = { version = "0.15.0", crate_name = "sqllogictest-bin", binary = "sqllogictest", test_arg = [
   "--help",
 ] }
 command = "sqllogictest"
diff --git a/ci/Dockerfile b/ci/Dockerfile
index 91ecc21dcf61a..8acc901201349 100644
--- a/ci/Dockerfile
+++ b/ci/Dockerfile
@@ -39,7 +39,7 @@ ENV CARGO_REGISTRIES_CRATES_IO_PROTOCOL=sparse
 RUN curl -L --proto '=https' --tlsv1.2 -sSf https://raw.githubusercontent.com/cargo-bins/cargo-binstall/main/install-from-binstall-release.sh | bash
 RUN cargo binstall -y --no-symlinks cargo-llvm-cov cargo-nextest cargo-udeps cargo-hakari cargo-sort cargo-make@0.36.10 cargo-cache cargo-audit \
     && cargo install sccache --locked \
-    && cargo install sqllogictest-bin@0.14.0 \
+    && cargo install sqllogictest-bin@0.15.0 \
     && cargo cache -a \
     && rm -rf "/root/.cargo/registry/index" \
     && rm -rf "/root/.cargo/registry/cache" \
diff --git a/ci/build-ci-image.sh b/ci/build-ci-image.sh
index 7c1fe64a5ab1f..bf7bcde410300 100755
--- a/ci/build-ci-image.sh
+++ b/ci/build-ci-image.sh
@@ -13,7 +13,7 @@ cat ../rust-toolchain
 # !!! CHANGE THIS WHEN YOU WANT TO BUMP CI IMAGE !!! #
 #          AND ALSO docker-compose.yml               #
 ######################################################
-export BUILD_ENV_VERSION=v20230702
+export BUILD_ENV_VERSION=v20230712
 
 export BUILD_TAG="public.ecr.aws/x5u3w5h6/rw-build-env:${BUILD_ENV_VERSION}"
 
diff --git a/ci/docker-compose.yml b/ci/docker-compose.yml
index fc4c64b97888b..46f3881c3eb49 100644
--- a/ci/docker-compose.yml
+++ b/ci/docker-compose.yml
@@ -70,7 +70,7 @@ services:
       retries: 5
 
   source-test-env:
-    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230702
+    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230712
     depends_on:
       - mysql
       - db
@@ -79,7 +79,7 @@ services:
       - ..:/risingwave
 
   sink-test-env:
-    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230702
+    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230712
     depends_on:
       - mysql
       - db
@@ -88,12 +88,12 @@ services:
       - ..:/risingwave
 
   rw-build-env:
-    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230702
+    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230712
     volumes:
       - ..:/risingwave
 
   ci-flamegraph-env:
-    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230702
+    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230712
     # NOTE(kwannoel): This is used in order to permit
     # syscalls for `nperf` (perf_event_open),
     # so it can do CPU profiling.
@@ -104,7 +104,7 @@ services:
       - ..:/risingwave
 
   regress-test-env:
-    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230702
+    image: public.ecr.aws/x5u3w5h6/rw-build-env:v20230712
     depends_on:
       db:
         condition: service_healthy
diff --git a/e2e_test/batch/transaction/read_only_multi_conn.slt b/e2e_test/batch/transaction/read_only_multi_conn.slt
new file mode 100644
index 0000000000000..3b833883c5ae1
--- /dev/null
+++ b/e2e_test/batch/transaction/read_only_multi_conn.slt
@@ -0,0 +1,64 @@
+statement ok
+create table t (v int);
+
+statement ok
+insert into t values (1), (2);
+
+statement ok
+flush;
+
+statement ok
+start transaction read only;
+
+query I
+select count(*) from t;
+----
+2
+
+connection other
+query I
+select count(*) from t;
+----
+2
+
+connection other
+statement ok
+insert into t values (3);
+
+connection other
+statement ok
+flush;
+
+# inserts are visible in the `other` connection,
+connection other
+query I
+select count(*) from t;
+----
+3
+
+# ...but not in the read-only transaction
+query I
+select count(*) from t;
+----
+2
+
+statement ok
+flush;
+
+# still invisible even after flush
+query I
+select count(*) from t;
+----
+2
+
+statement ok
+commit;
+
+# now visible outside the transaction
+query I
+select count(*) from t;
+----
+3
+
+statement ok
+drop table t;
diff --git a/src/tests/simulation/Cargo.toml b/src/tests/simulation/Cargo.toml
index 6719eb4f39e8b..1dd5f3eba3cef 100644
--- a/src/tests/simulation/Cargo.toml
+++ b/src/tests/simulation/Cargo.toml
@@ -41,7 +41,7 @@ risingwave_sqlsmith = { path = "../sqlsmith" }
 serde = "1.0.152"
 serde_derive = "1.0.152"
 serde_json = "1.0.91"
-sqllogictest = "0.11.1"
+sqllogictest = "0.15.0"
 tempfile = "3"
 tokio = { version = "0.2.19", package = "madsim-tokio" }
 tokio-postgres = "0.7"
diff --git a/src/tests/simulation/src/client.rs b/src/tests/simulation/src/client.rs
index bbdfaaf571fca..498aaa2500edf 100644
--- a/src/tests/simulation/src/client.rs
+++ b/src/tests/simulation/src/client.rs
@@ -18,6 +18,7 @@ use itertools::Itertools;
 use lru::{Iter, LruCache};
 use risingwave_sqlparser::ast::Statement;
 use risingwave_sqlparser::parser::Parser;
+use sqllogictest::{DBOutput, DefaultColumnType};
 
 /// A RisingWave client.
 pub struct RisingWave {
@@ -160,10 +161,11 @@ impl Drop for RisingWave {
 
 #[async_trait::async_trait]
 impl sqllogictest::AsyncDB for RisingWave {
+    type ColumnType = DefaultColumnType;
     type Error = tokio_postgres::error::Error;
 
-    async fn run(&mut self, sql: &str) -> Result<sqllogictest::DBOutput, Self::Error> {
-        use sqllogictest::{ColumnType, DBOutput};
+    async fn run(&mut self, sql: &str) -> Result<DBOutput<Self::ColumnType>, Self::Error> {
+        use sqllogictest::DBOutput;
 
         if self.client.is_closed() {
             // connection error, reset the client
@@ -208,7 +210,7 @@ impl sqllogictest::AsyncDB for RisingWave {
             Ok(DBOutput::StatementComplete(cnt))
         } else {
             Ok(DBOutput::Rows {
-                types: vec![ColumnType::Any; output[0].len()],
+                types: vec![DefaultColumnType::Any; output[0].len()],
                 rows: output,
             })
         }
diff --git a/src/tests/simulation/src/slt.rs b/src/tests/simulation/src/slt.rs
index 35f31e9650006..371050c5fa84f 100644
--- a/src/tests/simulation/src/slt.rs
+++ b/src/tests/simulation/src/slt.rs
@@ -88,6 +88,7 @@ const KILL_IGNORE_FILES: &[&str] = &[
     // Drop is not retryable in search path test.
     "search_path.slt",
     // Transaction statements are not retryable.
+    "transaction/read_only_multi_conn.slt",
     "transaction/read_only.slt",
     "transaction/tolerance.slt",
 ];
@@ -98,10 +99,8 @@ pub async fn run_slt_task(cluster: Arc<Cluster>, glob: &str, opts: &KillOpts) {
     let files = glob::glob(glob).expect("failed to read glob pattern");
     for file in files {
         // use a session per file
-        let risingwave = RisingWave::connect("frontend".into(), "dev".into())
-            .await
-            .unwrap();
-        let mut tester = sqllogictest::Runner::new(risingwave);
+        let mut tester =
+            sqllogictest::Runner::new(|| RisingWave::connect("frontend".into(), "dev".into()));
 
         let file = file.unwrap();
         let path = file.as_path();
@@ -229,10 +228,8 @@ pub async fn run_slt_task(cluster: Arc<Cluster>, glob: &str, opts: &KillOpts) {
 }
 
 pub async fn run_parallel_slt_task(glob: &str, jobs: usize) -> Result<(), ParallelTestError> {
-    let db = RisingWave::connect("frontend".into(), "dev".into())
-        .await
-        .unwrap();
-    let mut tester = sqllogictest::Runner::new(db);
+    let mut tester =
+        sqllogictest::Runner::new(|| RisingWave::connect("frontend".into(), "dev".into()));
     tester
         .run_parallel_async(
             glob,
diff --git a/src/workspace-hack/Cargo.toml b/src/workspace-hack/Cargo.toml
index bbaaf6c271c1d..d409521481437 100644
--- a/src/workspace-hack/Cargo.toml
+++ b/src/workspace-hack/Cargo.toml
@@ -76,6 +76,7 @@ rand = { version = "0.8", features = ["small_rng"] }
 rand_chacha = { version = "0.3" }
 rand_core = { version = "0.6", default-features = false, features = ["std"] }
 regex = { version = "1" }
+regex-automata = { version = "0.3", default-features = false, features = ["dfa-onepass", "hybrid", "meta", "nfa-backtrack", "perf-inline", "perf-literal", "unicode"] }
 regex-syntax = { version = "0.7" }
 reqwest = { version = "0.11", features = ["blocking", "json", "rustls-tls"] }
 rust_decimal = { version = "1", features = ["db-postgres", "maths"] }
@@ -163,6 +164,7 @@ rand = { version = "0.8", features = ["small_rng"] }
 rand_chacha = { version = "0.3" }
 rand_core = { version = "0.6", default-features = false, features = ["std"] }
 regex = { version = "1" }
+regex-automata = { version = "0.3", default-features = false, features = ["dfa-onepass", "hybrid", "meta", "nfa-backtrack", "perf-inline", "perf-literal", "unicode"] }
 regex-syntax = { version = "0.7" }
 reqwest = { version = "0.11", features = ["blocking", "json", "rustls-tls"] }
 rust_decimal = { version = "1", features = ["db-postgres", "maths"] }