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Oracle VARCHAR2 size (CHAR/BYTE)

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Published on November 28, 2022
select * from v$nls_parameters;

NLS_LENGTH_SEMANTICS のデフォルト値は BYTE

参考

Oracle DBの文字列のサイズ単位の確認と指定方法
NLS 関連初期化パラメータ(NLS 環境変数)

Oracle connection string Check Oracle version.

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