diff --git a/migration/src/lib.rs b/migration/src/lib.rs
index ddf6b1b..8b2fd7c 100644
--- a/migration/src/lib.rs
+++ b/migration/src/lib.rs
@@ -1,11 +1,14 @@
 pub use sea_orm_migration::prelude::*;
 
-mod m20240719_00001_create_main_data_table;
-mod m20240719_00002_create_long_data_table;
-mod m20240721_221623_create_indexs;
+pub mod m20240719_00001_create_main_data_table;
+pub mod m20240719_00002_create_long_data_table;
+pub mod m20240721_221623_create_indexs;
 
 pub use m20240721_221623_create_indexs::FULL_DATA_VIEW;
 
+pub const TEXT_DATA_MAX_LEN: usize = 1024;
+
+pub type SaveId = u32;
 pub struct Migrator;
 
 #[async_trait::async_trait]
diff --git a/migration/src/m20240719_00001_create_main_data_table.rs b/migration/src/m20240719_00001_create_main_data_table.rs
index 396e8e1..1e9d92a 100644
--- a/migration/src/m20240719_00001_create_main_data_table.rs
+++ b/migration/src/m20240719_00001_create_main_data_table.rs
@@ -2,6 +2,8 @@ use sea_orm::{EnumIter, Iterable};
 use sea_orm_migration::prelude::extension::postgres::Type;
 use sea_orm_migration::prelude::*;
 
+use crate::TEXT_DATA_MAX_LEN;
+
 #[derive(DeriveMigrationName)]
 pub struct Migration;
 
@@ -56,7 +58,7 @@ impl MigrationTrait for Migration {
                     // len = 64
                     .col(ColumnDef::new(MainData::BlakeHash).char_len(64).not_null())
                     .col(ColumnDef::new(MainData::Len).big_integer().not_null())
-                    .col(ColumnDef::new(MainData::ShortData).string_len(1024))
+                    .col(ColumnDef::new(MainData::ShortData).string_len(TEXT_DATA_MAX_LEN as u32))
                     .to_owned(),
             )
             .await?;
diff --git a/sr_download/Cargo.toml b/sr_download/Cargo.toml
index aa9efe9..55662d1 100644
--- a/sr_download/Cargo.toml
+++ b/sr_download/Cargo.toml
@@ -3,6 +3,10 @@ name = "sr_download"
 version = "0.1.0"
 edition = "2021"
 
+[[bin]]
+name = "get-save"
+path = "./src/get-save.rs"
+
 [dependencies]
 reqwest = "0.12.5"
 tokio = { version = "1.38.1", features = ["full"] }
diff --git a/sr_download/src/config.rs b/sr_download/src/config.rs
index e41a911..833ed0c 100644
--- a/sr_download/src/config.rs
+++ b/sr_download/src/config.rs
@@ -2,7 +2,7 @@ use std::path::Path;
 
 use serde::{Deserialize, Serialize};
 
-use crate::SaveId;
+use migration::SaveId;
 
 #[derive(Serialize, Deserialize)]
 pub struct ConfigFile {
diff --git a/sr_download/src/db_part.rs b/sr_download/src/db_part.rs
index edaf7c2..36d5726 100644
--- a/sr_download/src/db_part.rs
+++ b/sr_download/src/db_part.rs
@@ -6,10 +6,10 @@ use sea_orm::{
 };
 use tracing::{event, Level};
 
+use crate::config::ConfigFile;
+use crate::model;
 use crate::model::sea_orm_active_enums::SaveType;
-use crate::{config::ConfigFile, SaveId};
-use crate::{model, TEXT_DATA_MAX_LEN};
-use migration::{Migrator, MigratorTrait, FULL_DATA_VIEW};
+use migration::{Migrator, MigratorTrait, SaveId, FULL_DATA_VIEW, TEXT_DATA_MAX_LEN};
 
 #[derive(Debug, Clone)]
 pub struct DbData {
@@ -83,12 +83,16 @@ pub async fn connect(conf: &ConfigFile) -> anyhow::Result<DatabaseConnection> {
     event!(Level::INFO, "Connecting to database");
     let db: DatabaseConnection = Database::connect(opt).await?;
     db.ping().await?;
-    event!(Level::INFO, "Connected to database, starting migration");
-    Migrator::up(&db, None).await?;
-    event!(Level::INFO, "Migration finished");
     Ok(db)
 }
 
+pub async fn migrate(db: &DatabaseConnection) -> anyhow::Result<()> {
+    event!(Level::INFO, "Starting migration");
+    Migrator::up(db, None).await?;
+    event!(Level::INFO, "Migration finished");
+    Ok(())
+}
+
 pub async fn find_max_id(db: &DatabaseConnection) -> SaveId {
     // SELECT save_id from main_data ORDER BY save_id DESC LIMIT 1
     // 我丢你老母, 有这时间写这个, 我都写完 sql 语句了
@@ -112,11 +116,22 @@ pub async fn find_max_id(db: &DatabaseConnection) -> SaveId {
     }
 }
 
+#[allow(non_snake_case)]
+pub fn SaveType_from_str(str: String) -> Option<SaveType> {
+    match str.to_lowercase().as_str() {
+        "save" => Some(SaveType::Save),
+        "ship" => Some(SaveType::Ship),
+        "none" => Some(SaveType::None),
+        "unknown" => Some(SaveType::Unknown),
+        _ => None
+    }
+}
+
 /// 直接从数据库中查询数据, 这里数据库已经准备好了根据长度区分过的数据
 /// 可以从 full view 里直接选数据
 pub async fn get_raw_data(save_id: SaveId, db: &DatabaseConnection) -> Option<DbData> {
     let sql = format!(
-        "SELECT data, save_type, blake_hash FROM {} WHERE save_id = {}",
+        "SELECT data, save_type::text FROM {} WHERE save_id = {}",
         FULL_DATA_VIEW, save_id
     );
     let datas = db
@@ -126,9 +141,8 @@ pub async fn get_raw_data(save_id: SaveId, db: &DatabaseConnection) -> Option<Db
         ))
         .await
         .ok()??;
-    let text: String = datas.try_get_by_index(0).ok()?;
-    let save_type: SaveType = datas.try_get_by_index(1).ok()?;
-    let blake_hash: String = datas.try_get_by_index(2).ok()?;
+    let text: String = datas.try_get("", "data").ok()?;
+    let save_type: SaveType = SaveType_from_str(datas.try_get("", "save_type").ok()?)?;
     Some(DbData::new(save_id, text, save_type))
 }
 
diff --git a/sr_download/src/get-save.rs b/sr_download/src/get-save.rs
new file mode 100644
index 0000000..b0a0a23
--- /dev/null
+++ b/sr_download/src/get-save.rs
@@ -0,0 +1,24 @@
+use std::path::Path;
+
+#[allow(unused)]
+mod config;
+#[allow(unused)]
+mod db_part;
+#[allow(unused)]
+mod model;
+
+use migration::SaveId;
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    let config = config::ConfigFile::read_from_file(Path::new("config.toml")).unwrap();
+    let db = db_part::connect(&config).await.unwrap();
+    
+    let want_get_id = std::env::args().nth(1).ok_or(anyhow::anyhow!("No input"))?.parse::<SaveId>()?;
+    
+    let data = db_part::get_raw_data(want_get_id, &db).await.ok_or(anyhow::anyhow!("No data"))?;
+
+    println!("{}", data.text.ok_or(anyhow::anyhow!("No text"))?);
+
+    Ok(())
+}
diff --git a/sr_download/src/main.rs b/sr_download/src/main.rs
index 24222ba..621e2c6 100644
--- a/sr_download/src/main.rs
+++ b/sr_download/src/main.rs
@@ -10,12 +10,10 @@ mod db_part;
 mod model;
 mod net;
 
-pub type SaveId = u32;
-pub const TEXT_DATA_MAX_LEN: usize = 1024;
-
 use model::sea_orm_active_enums::SaveType;
 
 use crate::db_part::CoverStrategy;
+use migration::SaveId;
 
 async fn big_worker(
     db: sea_orm::DatabaseConnection,
@@ -89,6 +87,7 @@ async fn main_works(mut stop_receiver: Receiver<()>) -> anyhow::Result<()> {
     };
 
     let db_connect = db_part::connect(&conf).await?;
+    db_part::migrate(&db_connect).await?;
     let db_max_id = db_part::find_max_id(&db_connect).await;
 
     event!(