Database Tables

The SAP Dictionary contains four types of tables (or structures): clusters, transparent, pooled, and internal tables, discussed next.

Pooled Tables

Pooled tables are a construct unique to SAP. They appear as separate distinguishable tables in SAP, but in fact they are really one colossal table. Pooled tables contain a one-to-many relationship with other tables in the database. An example of a one-to-many relationship is illustrated in Figure 17.1.

Figure 17.1. In the ABAP Dictionary, pooled tables reflect a one-tomany database relationship.

A one-to-many relationship between database tables means that a record in table A can ...

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