how can u generate sequence of values in which target has
more than 2billion of records.(but with sequence generator
u can generate upto 2 biliion only)
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Answer Posted / jagadish
step1
drag the source that exceed 2billion records into
mapping designer and connect it to expression
transformation.
step2
add a new column in the same expression trans with
decimal data type in any name assume column name is(PK)
step3
now create a sequence generatr trans and without
changing any property u directly connect the CURVAL port to
the newly creayed column(IN_PK) in the expression trans.
step4
now open the expression ports and add another new
column with decimal datatype assume column name is
(OP_PK),now enable the outport port of this column and open
the expression editor and write this expression{ CUME
(IN_PK)}.finally connect this output port (OP_PK) to u r
target table primary key column..u wil get the sequence no
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