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_64596 ( "Version" text, "Standard name" text, "Common name" text, "Downstream rate" text, "Upstream rate" text )

### Question ###
What's the upstream rate for Itu g.992.2 with a version of ADSL?

### Accurate SQL ###

SELECT "Upstream rate" FROM table_64596 WHERE "Version" = 'adsl' AND "Standard name" = 'itu g.992.2'