Mysql alter table add index

Create index mysql

create index your_index_name on your_table_name(your_column_name) using HASH;
or
create index your_index_name on your_table_name(your_column_name) using BTREE;

Source: stackoverflow.com

Mysql alter table add index

ALTER TABLE TABLE_NAME ADD INDEX `index_name` (`column_name`)

Source: riptutorial.com

How to create index mysql

# index_name will identify your index for future reference
CREATE INDEX index_name ON table_name (column_name);

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