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create auto increment row with select in postgreSQL

2015-04-16 06:55 435 查看
http://stackoverflow.com/questions/3959692/rownum-in-postgresql

SELECT
row_number() OVER (ORDER BY col1) AS i,
e.col1,
e.col2,
...
FROM ...


OR

select row_number() over() as id, t.*
from information_schema.tables t;
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