CREATE TABLE table_18362 ("District" CLOB, "Incumbent" CLOB, "Party" CLOB, "First elected" FLOAT, "Result" CLOB, "Candidates" CLOB)

How many parties won the election in the California 23 district?
SELECT COUNT("Party") FROM table_18362 WHERE "District" = 'California 23'
SELECT COUNT("Party") FROM "table_18362" WHERE "District" = 'California 23'