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=# SELECT attr.attname AS column_name -# FROM pg_attribute AS attr -# INNER JOIN pg_stat_user_tables AS stat -# ON attr.attrelid = stat.relid -# AND stat.schemaname = '�X�L�[�}��' -# AND stat.relname = '�e�[�u����' -# INNER JOIN pg_constraint cons -# ON attr.attnum = ANY (cons.conkey) -# AND cons.contype = 'p' -# AND cons.conrelid = stat.relid;
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