CREATE TABLE table_890 ("District" FLOAT, "Incumbent" CLOB, "Party" CLOB, "Elected" FLOAT, "Status" CLOB, "Opponent" CLOB)

what's the district with party being republican and elected being 1998
SELECT "District" FROM table_890 WHERE "Party" = 'Republican' AND "Elected" = '1998'
SELECT "District" FROM "table_890" WHERE "Elected" = '1998' AND "Party" = 'Republican'