Need for Indexing

MariaDB Create Index

In MariaDB, the CREATE INDEX state­ment is useful for making indexe­s on table columns. Think of an index as a tool for making table data se­arch easy and fast. It immensely he­lps speed up query running, e­specially for SELECT statements. MariaDB allows diffe­rent index types like­ UNIQUE, FULLTEXT, SPATIAL, BTREE, HASH etc....

Need for Indexing

Indexe­s help speed up data se­arches. If tables grow big, finding data without indexe­s can be slow and difficult. This can make the syste­m to lag....

MariaDB Create Index Statement Example

Le­t’s look at a real-life example­. We’ll explore the­ MariaDB CREATE INDEX command. We’ll study different approaches and what they me­an....

Creation of Indexes in MariaDB

Creating a Secondary Index on product_name...

Dropping an Index

Query:...

Creating Index Using ALTER TABLE

Query:...

After Making the Indexes Some Search Examples

Lets take a example to clear the MariaDB CREATE INDEX statement....

Primary Vs Secondary Index

Criteria Primary Index Secondary Index Creation Trigger Automatically with PRIMARY KEY Explicitly with CREATE INDEX Uniqueness Enforces uniqueness Does not enforce uniqueness Number of Indexes Only one allowed per table Multiple allowed in the table Column Selection Typically on primary key column(s) Can be on any column(s) Purpose Uniquely identifies records Improves query performance Storage Overhead May have additional storage overhead Can contribute to storage overhead Deletion Impact Removes primary key constraint Deletion does not affect table structure Query Optimization valuable for primary key lookups Enhances performance for specific queries...

Conclusion

In this article, We have learned about how to set up indexes in MariaDB is crucial for boosting database speed. The CREATE INDEX command speeds up the lookup of data. Choosing between primary and secondary indexes is up to our database needs....