diff --git a/Cargo.lock b/Cargo.lock
index 7da15178a..3fdbe213a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1553,7 +1553,7 @@ dependencies = [
  "futures",
  "log",
  "mongodb",
- "oracle-rs",
+ "oracle-rs 0.1.7",
  "percent-encoding",
  "portpicker",
  "redis",
@@ -1590,7 +1590,7 @@ dependencies = [
  "futures",
  "log",
  "mongodb",
- "oracle-rs",
+ "oracle-rs 0.1.6",
  "percent-encoding",
  "portpicker",
  "redis",
@@ -4510,6 +4510,38 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04744f49eae99ab78e0d5c0b603ab218f515ea8cfe5a456d7629ad883a3b6e7d"
 
+[[package]]
+name = "oracle-rs"
+version = "0.1.6"
+source = "git+https://github.com/t8y2/oracle-rs?branch=main#97d99d43e3d1323f7d544db8e0fdaaa0ba95cd24"
+dependencies = [
+ "aes 0.8.4",
+ "async-trait",
+ "bytes",
+ "cbc 0.1.2",
+ "chrono",
+ "hex",
+ "hmac 0.12.1",
+ "hostname",
+ "indexmap 2.14.0",
+ "md-5",
+ "pbkdf2 0.12.2",
+ "pkcs8 0.10.2",
+ "rand 0.8.6",
+ "rustls 0.23.40",
+ "rustls-pemfile 2.2.0",
+ "rustls-pki-types",
+ "serde",
+ "serde_json",
+ "sha1 0.10.6",
+ "sha2 0.10.9",
+ "thiserror 1.0.69",
+ "tokio",
+ "tokio-rustls 0.26.4",
+ "tracing",
+ "webpki-roots 0.26.11",
+]
+
 [[package]]
 name = "oracle-rs"
 version = "0.1.7"
diff --git a/crates/dbx-core/Cargo.toml b/crates/dbx-core/Cargo.toml
index cff86f58a..b69638b4e 100644
--- a/crates/dbx-core/Cargo.toml
+++ b/crates/dbx-core/Cargo.toml
@@ -22,7 +22,7 @@ tiberius = { version = "0.12.3", default-features = false, features = ["tds73",
 reqwest = { version = "0.12", default-features = false, features = ["json", "stream", "rustls-tls"] }
 futures = "0.3"
 mongodb = "3.2.5"
-oracle-rs = "0.1"
+oracle-rs = { git = "https://github.com/t8y2/oracle-rs", branch = "main" }
 russh = "0.60"
 portpicker = "0.1.1"
 csv = "1"
diff --git a/crates/dbx-core/src/connection.rs b/crates/dbx-core/src/connection.rs
index a7452c148..1c5a2983f 100644
--- a/crates/dbx-core/src/connection.rs
+++ b/crates/dbx-core/src/connection.rs
@@ -138,6 +138,7 @@ impl AppState {
                     db_config.database.as_deref().unwrap_or("ORCL"),
                     &db_config.username,
                     &db_config.password,
+                    db_config.sysdba,
                 )
                 .await?;
                 PoolKind::Oracle(Arc::new(tokio::sync::Mutex::new(client)))
diff --git a/crates/dbx-core/src/db/oracle_driver.rs b/crates/dbx-core/src/db/oracle_driver.rs
index 9262a8f83..d94b6f2e4 100644
--- a/crates/dbx-core/src/db/oracle_driver.rs
+++ b/crates/dbx-core/src/db/oracle_driver.rs
@@ -6,8 +6,16 @@ use crate::types::{ColumnInfo, DatabaseInfo, ForeignKeyInfo, IndexInfo, QueryRes
 
 pub type OracleClient = Connection;
 
-pub async fn connect(host: &str, port: u16, service: &str, user: &str, pass: &str) -> Result<OracleClient, String> {
-    let config = Config::new(host, port, service, user, pass);
+pub async fn connect(
+    host: &str,
+    port: u16,
+    service: &str,
+    user: &str,
+    pass: &str,
+    sysdba: bool,
+) -> Result<OracleClient, String> {
+    let mut config = Config::new(host, port, service, user, pass);
+    config.sysdba = sysdba;
     tokio::time::timeout(connection_timeout(), Connection::connect_with_config(config))
         .await
         .map_err(|_| format!("Oracle connection timed out ({CONNECTION_TIMEOUT_SECS}s)"))?
diff --git a/crates/dbx-core/src/models/connection.rs b/crates/dbx-core/src/models/connection.rs
index d726b7ab0..185ed7ea2 100644
--- a/crates/dbx-core/src/models/connection.rs
+++ b/crates/dbx-core/src/models/connection.rs
@@ -38,6 +38,8 @@ pub struct ConnectionConfig {
     #[serde(default)]
     pub ssl: bool,
     #[serde(default)]
+    pub sysdba: bool,
+    #[serde(default)]
     pub connection_string: Option<String>,
 }
 
@@ -277,6 +279,7 @@ mod tests {
             ssh_key_passphrase: String::new(),
             ssh_expose_lan: false,
             ssl: false,
+            sysdba: false,
             connection_string: None,
         }
     }
diff --git a/src-tauri/src/commands/connection.rs b/src-tauri/src/commands/connection.rs
index 55640fbda..e9f635420 100644
--- a/src-tauri/src/commands/connection.rs
+++ b/src-tauri/src/commands/connection.rs
@@ -103,6 +103,7 @@ pub async fn test_connection(state: State<'_, Arc<AppState>>, config: Connection
                 config.database.as_deref().unwrap_or("ORCL"),
                 &config.username,
                 &config.password,
+                config.sysdba,
             )
             .await
             .map(|_| "Connection successful".to_string()),
@@ -168,6 +169,7 @@ pub async fn connect_db(state: State<'_, Arc<AppState>>, config: ConnectionConfi
                 config.database.as_deref().unwrap_or("ORCL"),
                 &config.username,
                 &config.password,
+                config.sysdba,
             )
             .await?;
             PoolKind::Oracle(std::sync::Arc::new(tokio::sync::Mutex::new(client)))
diff --git a/src/components/connection/ConnectionDialog.vue b/src/components/connection/ConnectionDialog.vue
index e745668a6..b8e3801b8 100644
--- a/src/components/connection/ConnectionDialog.vue
+++ b/src/components/connection/ConnectionDialog.vue
@@ -794,6 +794,14 @@ async function browseSshKeyPath() {
                     </p>
                   </div>
 
+                  <div v-if="form.db_type === 'oracle'" class="grid grid-cols-4 items-center gap-4">
+                    <Label class="text-right text-xs">SYSDBA</Label>
+                    <label class="col-span-3 flex items-center gap-2 cursor-pointer">
+                      <input type="checkbox" v-model="form.sysdba" class="mr-0" />
+                      <span class="text-xs text-muted-foreground">as SYSDBA</span>
+                    </label>
+                  </div>
+
                   <div
                     v-if="form.db_type === 'mysql' || form.db_type === 'postgres'"
                     class="grid grid-cols-4 items-center gap-4"
diff --git a/src/types/database.ts b/src/types/database.ts
index edc530cf8..3225bf0bb 100644
--- a/src/types/database.ts
+++ b/src/types/database.ts
@@ -35,6 +35,7 @@ export interface ConnectionConfig {
   ssh_key_passphrase?: string;
   ssh_expose_lan?: boolean;
   ssl?: boolean;
+  sysdba?: boolean;
   connection_string?: string;
 }