ClickHouse/tests/queries/0_stateless/02578_parameterized_rename_queries.sql

-- Tags: no-parallel

-- Case 1: RENAME DATABASE

DROP DATABASE IF EXISTS 02661_db;
DROP DATABASE IF EXISTS 02661_db1;

SET param_old_db_name = 02661_db;
SET param_new_db_name = 02661_db1;

CREATE DATABASE {old_db_name:Identifier};
RENAME DATABASE {old_db_name:Identifier} TO {new_db_name:Identifier};

SELECT name FROM system.databases WHERE name = {new_db_name:String};

-- Case 2: RENAME TABLE

DROP TABLE IF EXISTS 02661_t;
DROP TABLE IF EXISTS 02661_t1;

SET param_old_tbl_name = 02661_t;
SET param_new_tbl_name = 02661_t1;

CREATE TABLE {new_db_name:Identifier}.{old_tbl_name:Identifier} (a UInt64) ENGINE = MergeTree ORDER BY tuple();
RENAME TABLE {new_db_name:Identifier}.{old_tbl_name:Identifier} TO {new_db_name:Identifier}.{new_tbl_name:Identifier};

-- NOTE: no 'database = currentDatabase()' on purpose
SELECT name FROM system.tables WHERE name = {new_tbl_name:String};

-- Case 3: RENAME DICTIONARY

DROP DICTIONARY IF EXISTS 02661_d;
DROP DICTIONARY IF EXISTS 02661_d1;

SET param_old_dict_name = 02661_d;
SET param_new_dict_name = 02661_d1;

CREATE DICTIONARY {new_db_name:Identifier}.{old_dict_name:Identifier} (id UInt64, val UInt8) PRIMARY KEY id SOURCE(NULL()) LAYOUT(FLAT()) LIFETIME(0);
RENAME DICTIONARY {new_db_name:Identifier}.{old_dict_name:Identifier} TO {new_db_name:Identifier}.{new_dict_name:Identifier};

SELECT name FROM system.dictionaries WHERE name = {new_dict_name:String};

-- Case 4: EXCHANGE TABLES

CREATE TABLE {new_db_name:Identifier}.{old_tbl_name:Identifier} (a UInt64) ENGINE = MergeTree ORDER BY tuple();
EXCHANGE TABLES {new_db_name:Identifier}.{old_tbl_name:Identifier} AND {new_db_name:Identifier}.{new_tbl_name:Identifier};

-- Case 5: EXCHANGE DICTIONARIES

CREATE DICTIONARY {new_db_name:Identifier}.{old_dict_name:Identifier} (id UInt64, val UInt8) PRIMARY KEY id SOURCE(NULL()) LAYOUT(FLAT()) LIFETIME(0);
EXCHANGE DICTIONARIES {new_db_name:Identifier}.{old_dict_name:Identifier} AND {new_db_name:Identifier}.{new_dict_name:Identifier};

DROP DATABASE {new_db_name:Identifier};