diff --git a/risedev.yml b/risedev.yml
index 599da58ba400b..3378afb21f21b 100644
--- a/risedev.yml
+++ b/risedev.yml
@@ -138,8 +138,8 @@ profile:
       NIMTABLE_ENABLE_CONFIG_LOAD: "false"
       AWS_ENDPOINT_URL: "http://127.0.0.1:9301"
       AWS_REGION: "ap-southeast-2"
-      AWS_S3_BUCKET: "hummock001"
-      RW_DATA_DIRECTORY: "data-dir"
+      NIMTABLE_S3_BUCKET: "hummock001"
+      NIMTABLE_DATA_DIRECTORY: "data-dir"
       AWS_ACCESS_KEY_ID: "hummockadmin"
       AWS_SECRET_ACCESS_KEY: "hummockadmin"
       RW_BACKEND: "postgres"
diff --git a/src/common/src/session_config/mod.rs b/src/common/src/session_config/mod.rs
index 9a4ef1c7da3c5..4c7ab40fbcaa1 100644
--- a/src/common/src/session_config/mod.rs
+++ b/src/common/src/session_config/mod.rs
@@ -65,7 +65,7 @@ pub struct SessionConfig {
     /// If `RW_IMPLICIT_FLUSH` is on, then every INSERT/UPDATE/DELETE statement will block
     /// until the entire dataflow is refreshed. In other words, every related table & MV will
     /// be able to see the write.
-    #[parameter(default = true, rename = "rw_implicit_flush")]
+    #[parameter(default = true, alias = "rw_implicit_flush")]
     implicit_flush: bool,
 
     /// If `CREATE_COMPACTION_GROUP_FOR_MV` is on, dedicated compaction groups will be created in
diff --git a/src/connector/src/connector_common/iceberg/mod.rs b/src/connector/src/connector_common/iceberg/mod.rs
index fd8db214bb2e9..9d8377a540dc6 100644
--- a/src/connector/src/connector_common/iceberg/mod.rs
+++ b/src/connector/src/connector_common/iceberg/mod.rs
@@ -117,12 +117,14 @@ impl IcebergCommon {
                 s3_region.clone().to_string(),
             );
 
-            let Ok(s3_bucket) = std::env::var("AWS_S3_BUCKET") else {
-                bail!("To create an iceberg engine table, AWS_S3_BUCKET needed to be set");
+            let Ok(s3_bucket) = std::env::var("NIMTABLE_S3_BUCKET") else {
+                bail!("To create an iceberg engine table, NIMTABLE_S3_BUCKET needed to be set");
             };
 
-            let Ok(data_directory) = std::env::var("RW_DATA_DIRECTORY") else {
-                bail!("To create an iceberg engine table, RW_DATA_DIRECTORY needed to be set");
+            let Ok(data_directory) = std::env::var("NIMTABLE_DATA_DIRECTORY") else {
+                bail!(
+                    "To create an iceberg engine table, NIMTABLE_DATA_DIRECTORY needed to be set"
+                );
             };
             let warehouse_path = format!("s3://{}/{}/nimtable", s3_bucket, data_directory);
 
@@ -830,13 +832,13 @@ mod v2 {
                     };
                     file_io_props.insert(S3_REGION.to_string(), s3_region);
 
-                    let Ok(s3_bucket) = std::env::var("AWS_S3_BUCKET") else {
-                        bail!("To create an iceberg engine table, AWS_S3_BUCKET needed to be set");
+                    let Ok(s3_bucket) = std::env::var("NIMTABLE_S3_BUCKET") else {
+                        bail!("To create an iceberg engine table, NIMTABLE_S3_BUCKET needed to be set");
                     };
 
-                    let Ok(data_directory) = std::env::var("RW_DATA_DIRECTORY") else {
+                    let Ok(data_directory) = std::env::var("NIMTABLE_DATA_DIRECTORY") else {
                         bail!(
-                            "To create an iceberg engine table, RW_DATA_DIRECTORY needed to be set"
+                            "To create an iceberg engine table, NIMTABLE_DATA_DIRECTORY needed to be set"
                         );
                     };
 
diff --git a/src/frontend/src/handler/create_table.rs b/src/frontend/src/handler/create_table.rs
index 3bbb1f31babb8..8c657c9bbe8b4 100644
--- a/src/frontend/src/handler/create_table.rs
+++ b/src/frontend/src/handler/create_table.rs
@@ -1344,12 +1344,14 @@ pub async fn handle_create_table(
                 bail!("To create an iceberg engine table, AWS_REGION needed to be set");
             };
 
-            let Ok(s3_bucket) = std::env::var("AWS_S3_BUCKET") else {
-                bail!("To create an iceberg engine table, AWS_BUCKET needed to be set");
+            let Ok(s3_bucket) = std::env::var("NIMTABLE_S3_BUCKET") else {
+                bail!("To create an iceberg engine table, NIMTABLE_S3_BUCKET needed to be set");
             };
 
-            let Ok(data_directory) = std::env::var("RW_DATA_DIRECTORY") else {
-                bail!("To create an iceberg engine table, RW_DATA_DIRECTORY needed to be set");
+            let Ok(data_directory) = std::env::var("NIMTABLE_DATA_DIRECTORY") else {
+                bail!(
+                    "To create an iceberg engine table, NIMTABLE_DATA_DIRECTORY needed to be set"
+                );
             };
 
             let s3_ak = if let Ok(s3_ak) = std::env::var("AWS_ACCESS_KEY_ID") {