SELF IMPROVEMENT

sap business wife tables Both the programs as well as data exist in the same database in the case of an SAP component or products such as ECC. Normally each and every component has its own database a production system landscape composed of SAP ECC, SAP Business Warehouse (BW), and SAP Customer Relationship Management (CRM) consists of three production databases.
Database Structure:
A database is composed of tables, columns (called fields), and rows (called records or data). The fundamental structure of a database is same as the Microsoft Excel spreadsheet wherein columns (fields) store row after row of records (data). The difference between a database and a spreadsheet is simply the databases that contain multiple tables are connected to one another through relationships.
Structures are triggered and are very well defined in the ABAP/4 Data Dictionary and have only temporary data. The database plays a key role in each SAP system, as it houses all the data that are used by that SAP component or product specifically. Primary Key
Database tables in an Relational Database Management System (RDBMS) are obligatory to hold a unique field that distinguishes one particular record separately from others found in the database. Foreign Key
Use the primary key field in one table for linking it with another. Database Concepts:
Transparent Tables: sap business partner tables naw
SAP uses another concept called transparent tables, which are SAP database tables that contain only data at runtime. When a table is activated in the ABAP/4 Data Dictionary, a transparent table is created automatically in the database. This transparent table encloses the same name as your database table contained in the ABAP/4 Dictionary. Each of its fields contains the same names as their database counterparts though the sequence of the fields might get varied.