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How to add offset in a "select" query in Oracle 11g?


Use the function LAG or LEAD in oracle

The LAG function is used to access data
from a previous row

The LEAD function is used to return data from the
next row

Usage:-

LAG  (value_expression [,offset]
[,default]) OVER ([query_partition_clause]
order_by_clause)
LEAD (value_expression [,offset] [,default]) OVER
([query_partition_clause] order_by_clause)

Please find the this link for examples


Categories : SQL

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