More examples

examples/sqlx-mysql/src/operation.rs

@@ -2,13 +2,45 @@ use crate::*;
 use sea_orm::{entity::*, query::*, Database};
 
 pub async fn all_about_operation(db: &Database) -> Result<(), ExecErr> {
+    insert_and_update(db).await?;
+
+    println!("===== =====\n");
+
     save_active_model(db).await?;
 
+    println!("===== =====\n");
+
     save_custom_active_model(db).await?;
 
     Ok(())
 }
 
+pub async fn insert_and_update(db: &Database) -> Result<(), ExecErr> {
+    let pear = fruit::ActiveModel {
+        name: Val::set("pear".to_owned()),
+        ..Default::default()
+    };
+    let res = fruit::Entity::insert(pear).exec(db).await?;
+
+    println!();
+    println!("Inserted: {:?}\n", res);
+
+    let pear = fruit::Entity::find_by(res.last_insert_id).one(db).await.map_err(|_| ExecErr)?;
+
+    println!();
+    println!("Pear: {:?}\n", pear);
+
+    let mut pear: fruit::ActiveModel = pear.into();
+    pear.name = Val::set("Sweet pear".to_owned());
+
+    let res = fruit::Entity::update(pear).exec(db).await?;
+
+    println!();
+    println!("Updated: {:?}\n", res);
+
+    Ok(())
+}
+
 pub async fn save_active_model(db: &Database) -> Result<(), ExecErr> {
     let banana = fruit::ActiveModel {
         name: Val::set("banana".to_owned()),