`information_schema.character_sets.description`

mysql

type: VARCHAR NOT NULL

5.7-8

mariadb

type: NULL

Note:

Character set description.

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5.1-10.8

type: VARCHAR NOT NULL

Note:

Character set description.

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10.2-10.7

tidb

type: VARCHAR(60) NULL

Note:

The description of the character set.

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4-6.1

postgres

cockroachdb

mssql