SAP ABAP Cluster Table
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It has a
many-to-one relationship with table in the database.
·
The database table
has different name, different number of fields and fields have different names.
·
Secondary indexes
cannot be created.
·
They can be
accessed using open SQL only.
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There are some
limitations on cluster tables like we can't use joins on these tables, Select
on cluster table is always very slow.
·
Whenever we write
query on any cluster table in the table cluster data will be fetched for the
entire table as data for all the tables in the cluster stores as a single
record.
·
Cluster tables are logical tables that must be assigned to a table
cluster when they are defined.
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Cluster tables can be used to store control data.
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They can also be used to store temporary data or texts, such as
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