What are all the section titles of the document named "David CV"?
create table documents (document_code varchar, document_name varchar, PRIMARY KEY (document_code)); create table document_sections (section_title varchar, document_code varchar, PRIMARY KEY (section_title))
select t2.section_title from documents as t1 join document_sections as t2 on t1.document_code = t2.document_code where t1.document_name = "david cv"