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##### metadata::column_collation

Returns the ID of the collation that fields belonging to this column use.

###### Synopsis

    std::uint16_t
    column_collation() const noexcept;

###### Description

This is not the collation used when defining the column in a `CREATE TABLE` statement, but the collation that fields that belong to this column and are sent to the client have. It usually matches the connection's collation.

###### Exception safety

No-throw guarantee.