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ORA-00972: Identifier Is Too Long When Running Query Over Database Link (Doc ID 394520.1)

Last updated on FEBRUARY 21, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.4 and later
Information in this document applies to any platform.

Symptoms

Executing a query with internally generated column names generates error ORA-00972


Example 1
---------
SELECT count(*)
FROM
(
SELECT 'abcdefghijklmnopqrstuvwxyz123'
FROM dual@loopback A
UNION ALL
SELECT 'abcdefghijklmnopqrstuvwxyz123'
FROM dual@loopback B
)

ORA-00972: identified is too long
ORA-02063: preceding line from loopback

Example 2
---------
select c1, round(c2,3) a1
from tab1@remote1
union all
select c1, round(c2,3)
from tab1@remote1

ORA-00972: identified is too long
ORA-02063: preceding line from remote1

Cause

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In this Document
Symptoms
Cause
Solution
References


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