Answer Posted / bsgsr
hi,everyone,
HLD means high level design
LLD means low level design
HLD: It refers to the functionlity to be achieved to meet
the client requirement. Precisely speaking it is a
diagramatic representation of clients operational systems,
staging areas, dwh n datamarts. also how n what frequency
the data is extracted n loaded into the target database.
LLD: It is prepared for every mapping along with unit test
plan. It contains the names of source definitions, target
definitions, transformatoins used, column names, data
types, business logic written n source to target field
matrix, session name, mapping name.
reach me on bsgsr12@gmail.com 9866188658
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