' column ambiguously defined ' ERR in sql Select Query

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"column ambiguously defined" ERR in sql Select Query

Posted 6-May-14 0:28am

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Sanket Saxena 6-May-14 6:31am

post your query either you have used join and the tables have same column name.

2 solutions

-ORA-00918: column ambiguously defined

Posted 29-Mar-15 4:37am

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DamithSL · Accepted Answer · 2014-05-06T00:40:00

In a join, any column name that occurs in more than one of the tables must be prefixed by its table name when referenced. For example

SQL

SELECT 
    tbl1.id,
    tbl2.column2
FROM tbl1
    INNER JOIN tbl2 ON tbl1.id = tbl2.id2

Posted 6-May-14 0:40am