Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_11457 ( "Year" real, "Boys' Singles" text, "Girls' Singles" text, "Boys' Doubles" text, "Girls' Doubles" text, "Mixed Doubles" text )

### Question ###
Which is the earliest year that had mixed doubles for wang wei lu ying?

### Accurate SQL ###

SELECT MIN("Year") FROM table_11457 WHERE "Mixed Doubles" = 'wang wei lu ying'