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extern crate rusqlite;
use rusqlite::{Connection, Result};
struct Person {
id: i32,
name: String,
}
fn main() -> Result<()> {
let conn = Connection::open_in_memory()?;
conn.execute(
"CREATE TABLE IF NOT EXISTS persons (
id INTEGER PRIMARY KEY,
name TEXT NOT NULL
)",
(), // empty list of parameters.
)?;
conn.execute(
"INSERT INTO persons (name) VALUES (?1), (?2), (?3)",
["Steven", "John", "Alex"].map(|n| n.to_string()),
)?;
let mut stmt = conn.prepare("SELECT id, name FROM persons")?;
let rows = stmt.query_map([], |row| {
Ok(Person {
id: row.get(0)?,
name: row.get(1)?,
})
})?;
println!("Found persons:");
for person in rows {
match person {
Ok(p) => println!("ID: {}, Name: {}", p.id, p.name),
Err(e) => eprintln!("Error: {e:?}"),
}
}
Ok(())
}