Simple mysql data operation_mysql

Simple mysql data operation bitsCN.com

Simple mysql data operations

01 mysql-uroot-partition tablename04alter table add fieldname fieldtype05alter table table1 add id int unsigned not Null partition primary key06alter table TN chang 1_newfieldname fieletyep null or not partition table TN modify fieldname fieletyep null or not null08alter table TN drop filename0910alter table TN add index index_name (column ...) 11 alter table TN add unique index_name (column) 1213 alter table TN add primary index_name (column ...) 1415 alter table tbl_name drop index index_name (column list); 16 alter table tbl_name drop unique index_name (column list); 17 alter table tbl_name drop primary key index_name (column list ); 18 repair table tbl_name QUICK; 19 show index from tbl_name;

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