mirror of
				https://github.com/MariaDB/server.git
				synced 2025-10-31 15:50:51 +03:00 
			
		
		
		
	by introducing new Item::precedence() method and using it to decide whether parentheses are required
		
			
				
	
	
		
			39 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			39 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| #
 | |
| # Test that we can use tables created in MySQL 5.7
 | |
| #
 | |
| SHOW CREATE TABLE mysql57_virtual;
 | |
| Table	Create Table
 | |
| mysql57_virtual	CREATE TABLE `mysql57_virtual` (
 | |
|   `a` int(11) DEFAULT NULL,
 | |
|   `b` int(11) GENERATED ALWAYS AS (`a` + 1) VIRTUAL,
 | |
|   `c` int(11) GENERATED ALWAYS AS (`a` + 3) STORED
 | |
| ) ENGINE=MyISAM DEFAULT CHARSET=latin1
 | |
| insert into mysql57_virtual (a) values (1),(2);
 | |
| select * from mysql57_virtual;
 | |
| a	b	c
 | |
| 1	2	4
 | |
| 2	3	5
 | |
| alter online table mysql57_virtual comment "I am now a MariaDB table";
 | |
| ERROR 0A000: LOCK=NONE is not supported. Reason: COPY algorithm requires a lock. Try LOCK=SHARED
 | |
| alter table mysql57_virtual comment "I am now a MariaDB table";
 | |
| SHOW CREATE TABLE mysql57_virtual;
 | |
| Table	Create Table
 | |
| mysql57_virtual	CREATE TABLE `mysql57_virtual` (
 | |
|   `a` int(11) DEFAULT NULL,
 | |
|   `b` int(11) GENERATED ALWAYS AS (`a` + 1) VIRTUAL,
 | |
|   `c` int(11) GENERATED ALWAYS AS (`a` + 3) STORED
 | |
| ) ENGINE=MyISAM DEFAULT CHARSET=latin1 COMMENT='I am now a MariaDB table'
 | |
| DROP TABLE mysql57_virtual;
 | |
| #
 | |
| # Check MySQL 5.7 syntax
 | |
| #
 | |
| create table t1 (a int, b int generated always as (a+1) STORED, c int generated always as (a+2) VIRTUAL);
 | |
| show create table t1;
 | |
| Table	Create Table
 | |
| t1	CREATE TABLE `t1` (
 | |
|   `a` int(11) DEFAULT NULL,
 | |
|   `b` int(11) GENERATED ALWAYS AS (`a` + 1) STORED,
 | |
|   `c` int(11) GENERATED ALWAYS AS (`a` + 2) VIRTUAL
 | |
| ) ENGINE=MyISAM DEFAULT CHARSET=latin1
 | |
| drop table t1;
 |