The main purpose of this command is to collect statistics to determine the most efficient way to execute SQL statements. However, this command is also used to identify corrupted tables and indexes.

analyze table  validate structure;

analyze index  validate structure;

At the moment the Analyze command is used, it checks the integrity of all blocks and data fields. This command can also be used to verify tables and all related indexes by using the Cascade option.

Additionally, this command is also used to verify indexes through the Analyze Index command, which checks the Data Block and Index Keys.