if (select checksum_agg(binary_checksum(*)) from Table1)
=
(select checksum_agg(binary_checksum(*)) from Table2)
print '相等'
else
print '不相等'
if (select checksum_agg(binary_checksum(*)) from Table1)
=
(select checksum_agg(binary_checksum(*)) from Table2)
print '相等'
else
print '不相等'