提交 96ab366b 编写于 作者: H Huo Linhe

fix: remove rust-bindings, use official connector instead

Closes [TD-18455](https://jira.taosdata.com:18080/browse/TD-18455)
上级 0e0e8cfa
# rust-bindings
ExternalProject_Add(rust-bindings
GIT_REPOSITORY https://github.com/songtianyi/tdengine-rust-bindings.git
GIT_TAG 7ed7a97
SOURCE_DIR "${TD_SOURCE_DIR}/examples/rust"
BINARY_DIR "${TD_SOURCE_DIR}/examples/rust"
CONFIGURE_COMMAND ""
BUILD_COMMAND ""
INSTALL_COMMAND ""
TEST_COMMAND ""
)
......@@ -105,11 +105,6 @@ if(${BUILD_WITH_SQLITE})
cat("${TD_SUPPORT_DIR}/sqlite_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
endif(${BUILD_WITH_SQLITE})
# rust-bindings
if(${RUST_BINDINGS})
cat("${TD_SUPPORT_DIR}/rust-bindings_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
endif(${RUST_BINDINGS})
# lucene
if(${BUILD_WITH_LUCENE})
cat("${TD_SUPPORT_DIR}/lucene_CMakeLists.txt.in" ${CONTRIB_TMP_FILE})
......
[package]
name = "rust"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
taos = "*"
[dev-dependencies]
chrono = "0.4"
itertools = "0.10.3"
pretty_env_logger = "0.4.0"
serde = { version = "1", features = ["derive"] }
serde_json = "1"
tokio = { version = "1", features = ["full"] }
anyhow = "1"
use anyhow::Result;
use serde::Deserialize;
use taos::*;
#[tokio::main]
async fn main() -> Result<()> {
let taos = TaosBuilder::from_dsn("taos://")?.build()?;
taos.exec_many([
"drop database if exists test",
"create database test keep 36500",
"use test",
"create table tb1 (ts timestamp, c1 bool, c2 tinyint, c3 smallint, c4 int, c5 bigint,
c6 tinyint unsigned, c7 smallint unsigned, c8 int unsigned, c9 bigint unsigned,
c10 float, c11 double, c12 varchar(100), c13 nchar(100)) tags(t1 varchar(100))",
])
.await?;
let mut stmt = Stmt::init(&taos)?;
stmt.prepare(
"insert into ? using tb1 tags(?) values(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
)?;
stmt.set_tbname("d0")?;
stmt.set_tags(&[Value::VarChar("涛思".to_string())])?;
let params = vec![
ColumnView::from_millis_timestamp(vec![164000000000]),
ColumnView::from_bools(vec![true]),
ColumnView::from_tiny_ints(vec![i8::MAX]),
ColumnView::from_small_ints(vec![i16::MAX]),
ColumnView::from_ints(vec![i32::MAX]),
ColumnView::from_big_ints(vec![i64::MAX]),
ColumnView::from_unsigned_tiny_ints(vec![u8::MAX]),
ColumnView::from_unsigned_small_ints(vec![u16::MAX]),
ColumnView::from_unsigned_ints(vec![u32::MAX]),
ColumnView::from_unsigned_big_ints(vec![u64::MAX]),
ColumnView::from_floats(vec![f32::MAX]),
ColumnView::from_doubles(vec![f64::MAX]),
ColumnView::from_varchar(vec!["ABC"]),
ColumnView::from_nchar(vec!["涛思数据"]),
];
let rows = stmt.bind(&params)?.add_batch()?.execute()?;
assert_eq!(rows, 1);
#[derive(Debug, Deserialize)]
#[allow(dead_code)]
struct Row {
ts: String,
c1: bool,
c2: i8,
c3: i16,
c4: i32,
c5: i64,
c6: u8,
c7: u16,
c8: u32,
c9: u64,
c10: Option<f32>,
c11: f64,
c12: String,
c13: String,
t1: serde_json::Value,
}
let rows: Vec<Row> = taos
.query("select * from tb1")
.await?
.deserialize()
.try_collect()
.await?;
let row = &rows[0];
dbg!(&row);
assert_eq!(row.c5, i64::MAX);
assert_eq!(row.c8, u32::MAX);
assert_eq!(row.c9, u64::MAX);
assert_eq!(row.c10.unwrap(), f32::MAX);
// assert_eq!(row.c11, f64::MAX);
assert_eq!(row.c12, "ABC");
assert_eq!(row.c13, "涛思数据");
Ok(())
}
use anyhow::Result;
use serde::Deserialize;
use taos::*;
#[tokio::main]
async fn main() -> Result<()> {
let taos = TaosBuilder::from_dsn("taos://")?.build()?;
taos.exec_many([
"drop database if exists test_bindable",
"create database test_bindable keep 36500",
"use test_bindable",
"create table tb1 (ts timestamp, c1 bool, c2 tinyint, c3 smallint, c4 int, c5 bigint,
c6 tinyint unsigned, c7 smallint unsigned, c8 int unsigned, c9 bigint unsigned,
c10 float, c11 double, c12 varchar(100), c13 nchar(100))",
])
.await?;
let mut stmt = Stmt::init(&taos)?;
stmt.prepare("insert into tb1 values(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")?;
let params = vec![
ColumnView::from_millis_timestamp(vec![0]),
ColumnView::from_bools(vec![true]),
ColumnView::from_tiny_ints(vec![i8::MAX]),
ColumnView::from_small_ints(vec![i16::MAX]),
ColumnView::from_ints(vec![i32::MAX]),
ColumnView::from_big_ints(vec![i64::MAX]),
ColumnView::from_unsigned_tiny_ints(vec![u8::MAX]),
ColumnView::from_unsigned_small_ints(vec![u16::MAX]),
ColumnView::from_unsigned_ints(vec![u32::MAX]),
ColumnView::from_unsigned_big_ints(vec![u64::MAX]),
ColumnView::from_floats(vec![f32::MAX]),
ColumnView::from_doubles(vec![f64::MAX]),
ColumnView::from_varchar(vec!["ABC"]),
ColumnView::from_nchar(vec!["涛思数据"]),
];
let rows = stmt.bind(&params)?.add_batch()?.execute()?;
assert_eq!(rows, 1);
#[derive(Debug, Deserialize)]
#[allow(dead_code)]
struct Row {
ts: String,
c1: bool,
c2: i8,
c3: i16,
c4: i32,
c5: i64,
c6: u8,
c7: u16,
c8: u32,
c9: u64,
c10: Option<f32>,
c11: f64,
c12: String,
c13: String,
}
let rows: Vec<Row> = taos
.query("select * from tb1")
.await?
.deserialize()
.try_collect()
.await?;
let row = &rows[0];
dbg!(&row);
assert_eq!(row.c5, i64::MAX);
assert_eq!(row.c8, u32::MAX);
assert_eq!(row.c9, u64::MAX);
assert_eq!(row.c10.unwrap(), f32::MAX);
// assert_eq!(row.c11, f64::MAX);
assert_eq!(row.c12, "ABC");
assert_eq!(row.c13, "涛思数据");
Ok(())
}
use std::time::Duration;
use chrono::{DateTime, Local};
use taos::*;
#[tokio::main]
async fn main() -> anyhow::Result<()> {
let dsn = "taos://";
let opts = PoolBuilder::new()
.max_size(5000) // max connections
.max_lifetime(Some(Duration::from_secs(60 * 60))) // lifetime of each connection
.min_idle(Some(1000)) // minimal idle connections
.connection_timeout(Duration::from_secs(2));
let pool = TaosBuilder::from_dsn(dsn)?.with_pool_builder(opts)?;
let taos = pool.get()?;
let db = "query";
// prepare database
taos.exec_many([
format!("DROP DATABASE IF EXISTS `{db}`"),
format!("CREATE DATABASE `{db}`"),
format!("USE `{db}`"),
])
.await?;
let inserted = taos.exec_many([
// create super table
"CREATE TABLE `meters` (`ts` TIMESTAMP, `current` FLOAT, `voltage` INT, `phase` FLOAT) TAGS (`groupid` INT, `location` BINARY(16))",
// create child table
"CREATE TABLE `d0` USING `meters` TAGS(0, 'Los Angles')",
// insert into child table
"INSERT INTO `d0` values(now - 10s, 10, 116, 0.32)",
// insert with NULL values
"INSERT INTO `d0` values(now - 8s, NULL, NULL, NULL)",
// insert and automatically create table with tags if not exists
"INSERT INTO `d1` USING `meters` TAGS(1, 'San Francisco') values(now - 9s, 10.1, 119, 0.33)",
// insert many records in a single sql
"INSERT INTO `d1` values (now-8s, 10, 120, 0.33) (now - 6s, 10, 119, 0.34) (now - 4s, 11.2, 118, 0.322)",
]).await?;
assert_eq!(inserted, 6);
loop {
let count: usize = taos
.query_one("select count(*) from `meters`")
.await?
.unwrap_or_default();
if count >= 6 {
break;
} else {
println!("waiting for data");
}
}
let mut result = taos.query("select tbname, * from `meters`").await?;
for field in result.fields() {
println!("got field: {}", field.name());
}
// Query option 1, use rows stream.
let mut rows = result.rows();
let mut nrows = 0;
while let Some(row) = rows.try_next().await? {
for (col, (name, value)) in row.enumerate() {
println!(
"[{}] got value in col {} (named `{:>8}`): {}",
nrows, col, name, value
);
}
nrows += 1;
}
// Query options 2, use deserialization with serde.
#[derive(Debug, serde::Deserialize)]
#[allow(dead_code)]
struct Record {
tbname: String,
// deserialize timestamp to chrono::DateTime<Local>
ts: DateTime<Local>,
// float to f32
current: Option<f32>,
// int to i32
voltage: Option<i32>,
phase: Option<f32>,
groupid: i32,
// binary/varchar to String
location: String,
}
let records: Vec<Record> = taos
.query("select tbname, * from `meters`")
.await?
.deserialize()
.try_collect()
.await?;
dbg!(result.summary());
assert_eq!(records.len(), 6);
dbg!(records);
Ok(())
}
use std::time::Duration;
use chrono::{DateTime, Local};
use taos::*;
// Query options 2, use deserialization with serde.
#[derive(Debug, serde::Deserialize)]
#[allow(dead_code)]
struct Record {
// deserialize timestamp to chrono::DateTime<Local>
ts: DateTime<Local>,
// float to f32
current: Option<f32>,
// int to i32
voltage: Option<i32>,
phase: Option<f32>,
}
async fn prepare(taos: Taos) -> anyhow::Result<()> {
let inserted = taos.exec_many([
// create child table
"CREATE TABLE `d0` USING `meters` TAGS(0, 'Los Angles')",
// insert into child table
"INSERT INTO `d0` values(now - 10s, 10, 116, 0.32)",
// insert with NULL values
"INSERT INTO `d0` values(now - 8s, NULL, NULL, NULL)",
// insert and automatically create table with tags if not exists
"INSERT INTO `d1` USING `meters` TAGS(1, 'San Francisco') values(now - 9s, 10.1, 119, 0.33)",
// insert many records in a single sql
"INSERT INTO `d1` values (now-8s, 10, 120, 0.33) (now - 6s, 10, 119, 0.34) (now - 4s, 11.2, 118, 0.322)",
]).await?;
assert_eq!(inserted, 6);
Ok(())
}
#[tokio::main]
async fn main() -> anyhow::Result<()> {
// std::env::set_var("RUST_LOG", "debug");
pretty_env_logger::init();
let dsn = "taos://localhost:6030";
let builder = TaosBuilder::from_dsn(dsn)?;
let taos = builder.build()?;
let db = "tmq";
// prepare database
taos.exec_many([
"DROP TOPIC IF EXISTS tmq_meters".to_string(),
format!("DROP DATABASE IF EXISTS `{db}`"),
format!("CREATE DATABASE `{db}`"),
format!("USE `{db}`"),
// create super table
"CREATE TABLE `meters` (`ts` TIMESTAMP, `current` FLOAT, `voltage` INT, `phase` FLOAT) TAGS (`groupid` INT, `location` BINARY(16))".to_string(),
// create topic for subscription
format!("CREATE TOPIC tmq_meters with META AS DATABASE {db}")
])
.await?;
let task = tokio::spawn(prepare(taos));
tokio::time::sleep(Duration::from_secs(1)).await;
// subscribe
let tmq = TmqBuilder::from_dsn("taos://localhost:6030/?group.id=test")?;
let mut consumer = tmq.build()?;
consumer.subscribe(["tmq_meters"]).await?;
{
let mut stream = consumer.stream();
while let Some((offset, message)) = stream.try_next().await? {
// get information from offset
// the topic
let topic = offset.topic();
// the vgroup id, like partition id in kafka.
let vgroup_id = offset.vgroup_id();
println!("* in vgroup id {vgroup_id} of topic {topic}\n");
if let Some(data) = message.into_data() {
while let Some(block) = data.fetch_raw_block().await? {
// one block for one table, get table name if needed
let name = block.table_name();
let records: Vec<Record> = block.deserialize().try_collect()?;
println!(
"** table: {}, got {} records: {:#?}\n",
name.unwrap(),
records.len(),
records
);
}
}
consumer.commit(offset).await?;
}
}
consumer.unsubscribe().await;
task.await??;
Ok(())
}
fn main() {
println!("Hello, world!");
}
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