mirror of
https://github.com/MariaDB/server.git
synced 2025-08-08 11:22:35 +03:00
147 lines
5.9 KiB
Plaintext
147 lines
5.9 KiB
Plaintext
SET @@session.default_storage_engine = 'InnoDB';
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#
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# Section 1. Wrong column definition options
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# - NOT NULL
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# - NULL
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# - DEFAULT <value>
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# - AUTO_INCREMENT
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# - [PRIMARY] KEY
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# NOT NULL
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create table t1 (a int, b int as (a+1) not null);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'not null)' at line 1
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create table t1 (a int);
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alter table t1 add column b int as (a+1) not null;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'not null' at line 1
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drop table t1;
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# NULL
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create table t1 (a int, b int as (a+1) null);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'null)' at line 1
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create table t1 (a int);
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alter table t1 add column b int as (a+1) null;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'null' at line 1
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drop table t1;
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# DEFAULT
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create table t1 (a int, b int as (a+1) default 0);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'default 0)' at line 1
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create table t1 (a int);
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alter table t1 add column b int as (a+1) default 0;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'default 0' at line 1
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drop table t1;
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# AUTO_INCREMENT
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create table t1 (a int, b int as (a+1) AUTO_INCREMENT);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'AUTO_INCREMENT)' at line 1
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create table t1 (a int);
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alter table t1 add column b int as (a+1) AUTO_INCREMENT;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'AUTO_INCREMENT' at line 1
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drop table t1;
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# [PRIMARY] KEY
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create table t1 (a int, b int as (a+1) key);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'key)' at line 1
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create table t1 (a int, b int as (a+1) primary key);
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'primary key)' at line 1
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create table t1 (a int);
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alter table t1 add column b int as (a+1) key;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'key' at line 1
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alter table t1 add column b int as (a+1) primary key;
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ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near 'primary key' at line 1
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drop table t1;
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# Section 2. Other column definition options
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# - COMMENT
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# - REFERENCES (only syntax testing here)
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# - STORED (only systax testing here)
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create table t1 (a int, b int as (a % 2) comment 'my comment');
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) VIRTUAL COMMENT 'my comment'
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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describe t1;
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Field Type Null Key Default Extra
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a int(11) YES NULL
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b int(11) YES NULL VIRTUAL GENERATED
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drop table t1;
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create table t1 (a int, b int as (a % 2));
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alter table t1 modify b int as (a % 2) comment 'my comment';
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) VIRTUAL COMMENT 'my comment'
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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describe t1;
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Field Type Null Key Default Extra
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a int(11) YES NULL
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b int(11) YES NULL VIRTUAL GENERATED
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insert into t1 (a) values (1);
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select * from t1;
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a b
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1 1
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insert into t1 values (2,default);
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select a,b from t1;
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a b
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1 1
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2 0
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create table t2 like t1;
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) VIRTUAL COMMENT 'my comment'
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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describe t2;
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Field Type Null Key Default Extra
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a int(11) YES NULL
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b int(11) YES NULL VIRTUAL GENERATED
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insert into t2 (a) values (1);
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select * from t2;
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a b
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1 1
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insert into t2 values (2,default);
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select a,b from t2;
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a b
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1 1
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2 0
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drop table t2;
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drop table t1;
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create table t1 (a int, b int as (a % 2) persistent);
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) STORED
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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describe t1;
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Field Type Null Key Default Extra
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a int(11) YES NULL
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b int(11) YES NULL STORED GENERATED
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insert into t1 (a) values (1);
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select * from t1;
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a b
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1 1
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insert into t1 values (2,default);
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select a,b from t1;
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a b
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1 1
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2 0
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drop table t1;
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create table t2 (a int);
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create table t1 (a int, b int as (a % 2) persistent);
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) STORED
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1;
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create table t1 (a int, b int as (a % 2));
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alter table t1 modify b int as (a % 2) persistent;
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ERROR HY000: This is not yet supported for generated columns
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` int(11) DEFAULT NULL,
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`b` int(11) GENERATED ALWAYS AS (`a` MOD 2) VIRTUAL
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) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci
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drop table t1;
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