chore: reorg

__database/rusqlite/Cargo.lock

@@ -0,0 +1,130 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "bitflags"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+
+[[package]]
+name = "fallible-iterator"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4443176a9f2c162692bd3d352d745ef9413eec5782a80d8fd6f8a1ac692a07f7"
+
+[[package]]
+name = "fallible-streaming-iterator"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7360491ce676a36bf9bb3c56c1aa791658183a54d2744120f27285738d90465a"
+
+[[package]]
+name = "libc"
+version = "0.2.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d515b1f41455adea1313a4a2ac8a8a477634fbae63cc6100e3aebb207ce61558"
+
+[[package]]
+name = "libsqlite3-sys"
+version = "0.17.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "266eb8c361198e8d1f682bc974e5d9e2ae90049fb1943890904d11dad7d4a77d"
+dependencies = [
+ "pkg-config",
+ "vcpkg",
+]
+
+[[package]]
+name = "linked-hash-map"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae91b68aebc4ddb91978b11a1b02ddd8602a05ec19002801c5666000e05e0f83"
+
+[[package]]
+name = "lru-cache"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "31e24f1ad8321ca0e8a1e0ac13f23cb668e6f5466c2c57319f6a5cf1cc8e3b1c"
+dependencies = [
+ "linked-hash-map",
+]
+
+[[package]]
+name = "memchr"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3197e20c7edb283f87c071ddfc7a2cca8f8e0b888c242959846a6fce03c72223"
+
+[[package]]
+name = "pkg-config"
+version = "0.3.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "05da548ad6865900e60eaba7f589cc0783590a92e940c26953ff81ddbab2d677"
+
+[[package]]
+name = "redox_syscall"
+version = "0.1.56"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
+
+[[package]]
+name = "rusqlite"
+version = "0.1.0"
+dependencies = [
+ "rusqlite 0.21.0",
+ "time",
+]
+
+[[package]]
+name = "rusqlite"
+version = "0.21.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64a656821bb6317a84b257737b7934f79c0dbb7eb694710475908280ebad3e64"
+dependencies = [
+ "bitflags",
+ "fallible-iterator",
+ "fallible-streaming-iterator",
+ "libsqlite3-sys",
+ "lru-cache",
+ "memchr",
+ "time",
+]
+
+[[package]]
+name = "time"
+version = "0.1.42"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
+dependencies = [
+ "libc",
+ "redox_syscall",
+ "winapi",
+]
+
+[[package]]
+name = "vcpkg"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fc439f2794e98976c88a2a2dafce96b930fe8010b0a256b3c2199a773933168"
+
+[[package]]
+name = "winapi"
+version = "0.3.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

__database/rusqlite/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "rusqlite"
+version = "0.1.0"
+authors = ["Hatter Jiang@Pixelbook <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rusqlite = "0.21.0"
+time = "0.1.0"
+

__database/rusqlite/src/main.rs

@@ -0,0 +1,49 @@
+use rusqlite::{params, Connection, Result};
+use time::Timespec;
+
+#[derive(Debug)]
+struct Person {
+    id: i32,
+    name: String,
+    time_created: Timespec,
+    memo: String,
+}
+
+fn main() -> Result<()> {
+    let conn = Connection::open_in_memory()?;
+
+    conn.execute(
+        r#"CREATE TABLE person (
+                  id              INTEGER PRIMARY KEY,
+                  name            TEXT NOT NULL,
+                  time_created    TEXT NOT NULL,
+                  memo            TEXT NOT NULL
+                  )"#,
+        params![],
+    )?;
+    let me = Person {
+        id: 0,
+        name: "Steven".to_owned(),
+        time_created: time::get_time(),
+        memo: "memo...".to_owned(),
+    };
+    conn.execute(
+        "INSERT INTO person (name, time_created, memo) VALUES (?1, ?2, ?3)",
+        params![me.name, me.time_created, me.memo],
+    )?;
+
+    let mut stmt = conn.prepare("SELECT id, name, time_created, memo FROM person")?;
+    let person_iter = stmt.query_map(params![], |row| {
+        Ok(Person {
+            id: row.get(0)?,
+            name: row.get(1)?,
+            time_created: row.get(2)?,
+            memo: row.get(3)?,
+        })
+    })?;
+
+    for person in person_iter {
+        println!("Found person {:?}", person.unwrap());
+    }
+    Ok(())
+}