MySQLインデックス作成方法と構文構造および例

CREATE INDEX Syntax
CREATE [UNIQUE|FULLTEXT|SPATIAL] INDEX index_name
[index_type]
ON tbl_name (index_col_name,...)
[index_type]
index_col_name:
col_name [(length)] [ASC | DESC]
index_type:
USING {BTREE | HASH | RTREE}

 
  
--          
  
create table testNoPK ( 
  
id int not null, 
  
name varchar(10) 
  
); 
  
--        
  
create index IDX_testNoPK_Name on testNoPK (name);