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- -- https://clickhouse.com/docs/zh/sql-reference/statements/drop
- -- #1 CREATE DATABASE
- CREATE DATABASE IF NOT EXISTS `dev-orm`;
- CREATE DATABASE `dev-orm-mysql` ENGINE = MySQL('10.123.27.170:3306', 'dev-orm', 'root', '123456');
- -- drop db
- DROP DATABASE IF EXISTS `dev-orm`;
- use `dev-orm`;
- -- #2 create table
- CREATE TABLE IF NOT EXISTS `User`
- (
- `id` Int32,
- `name` Nullable(String),
- `birth` Nullable(DateTime),
- `fatherId` Nullable(Int32),
- `motherId` Nullable(Int32)
- )
- ENGINE = MergeTree
- ORDER BY `id`;
- -- #3 insert
- insert into `User`(`id`,`name`,`birth`,`fatherId`,`motherId`) values(1,'u1',null,4,6);
- -- #4 delete
- ALTER TABLE `User` DELETE WHERE id in ( 7 ) ;
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