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DB error encoding "UTF8" has no equivalent in encoding "WIN1252"

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Situation

An error occurs when executing query commands after logging in to NNMi Postgres.

nnm=# select * from nms_interface_groups;
ERROR: character with byte sequence 0xe3 0x82 0xa4 in encoding "UTF8" has no equivalent in encoding "WIN1252"

 

Resolution

1.Confirm the current encoding information through the command
nnm=# show client_encoding;

2.If it is the following result

client_encoding
------------------
WIN1252
(1 row)

Modify the encoding by executing the following command
\encoding utf-8

 

3.Confirm again whether the modification is successful

nnm=# show client_encoding;
client_encoding
-----------------
UTF8
(1 row)

There will be no more errors when executing the query。

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