ORA-00904: & amp; quot; T1 & amp; quot;. & amp; quot; AREA_ID & amp; quot;: Invalid identifier

Source: Internet
Author: User

ORA-00904: & quot; T1 & quot;. & quot; AREA_ID & quot;: Invalid identifier

1. Error description

ORA-00904: "T1". "AREA_ID": Invalid identifier

00904. 00000-"% s: invalid identifier"

* Cause

* Action

An error occurred while listing 45 columns and 8 columns in the row.

2. Error cause

When splicing an SQL statement, "AREA_ID" is not queried, and "AREA_ID" is not found in group"

3. Solution

When splicing an SQL statement, add AREA_ID and group by AREA_ID to the select statement.

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