DB Filling/Tables and Indexes 
In this display of the database administration in CCMS, you see information about the database fill level and the database objects (tables and indexes). You can determine which indexes are missing, and check the consistency of database objects and ABAP Dictionary objects.
Integration
In the user menu, select 
Database: Monitoring and Configuration 
Datatabase Performance: Tables and Indexes 
(Transaction DB02).
Prerequisites
Features
In addition to entries about the database, you can see the following information:
Data Area Usage
You can have the system display Fill level statistics next to the size specifications.
More information: Database Fill Level
Database Tables/Indexes of the Schema <schema_name>
You can have the system display Table/View Information and Table Size Statistics, in addition to the number of tables and indexes.
More information: Tables/Views/Synonyms, Table Sizes
More information: Index Analysis, Indexes
Consistency Check Results
Gives you a display of the number of missing or unknown objects in the database or the ABAP/4 dictionary. For further analysis, choose Missing Tables/Indexes. The results of the consistency check are displayed.
You can also obtain the results of the consistency check with the DBA Cockpit (transaction DBACOCKPIT). In the DBA Cockpit, choose
Diagnosis Missing Tables and Indexes .More information: Missing Tables and Indexes
More information: Scheduling a Database Structure Check