Name the number of incumbents for texas 12 
CREATE TABLE table_1342359_42 (incumbent VARCHAR, district VARCHAR)
SELECT COUNT(incumbent) FROM table_1342359_42 WHERE district = "Texas 12"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1342359_42 (incumbent VARCHAR, district VARCHAR) Question: Name the number of incumbents for texas 12  [/INST] SELECT COUNT(incumbent) FROM table_1342359_42 WHERE district = "Texas 12" </s>