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Add oracle paging optimization discussed in issue 99

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tom 2013-01-08 09:30:35 -05:00
parent 38d0a222e2
commit 78977c9c5f
2 changed files with 2 additions and 2 deletions
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2
lib/arel/visitors/oracle.rb
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@ -26,7 +26,7 @@ module Arel
SELECT raw_sql_.*, rownum raw_rnum_
FROM (#{sql}) raw_sql_
)
WHERE raw_rnum_ between #{offset.expr.to_i + 1 } and #{offset.expr.to_i + limit}
WHERE raw_rnum_ >= #{offset.expr.to_i + 1 } and rownum <= #{limit}
eosql
end

2
test/visitors/test_oracle.rb
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@ -103,7 +103,7 @@ module Arel
SELECT raw_sql_.*, rownum raw_rnum_
FROM (SELECT) raw_sql_
)
WHERE raw_rnum_ between 11 and 20
WHERE raw_rnum_ >= 11 and rownum <= 10
}
end