Indeed, it would have been a lot of work trimming down any of the major FOSS RDBMS towards embedding them in a browser.
Regarding the SQL dialect - that could have been handled by specifying a standard SQL dialect that's then dynamically translated to the target engine's dialetc.
Regarding the SQL dialect - that could have been handled by specifying a standard SQL dialect that's then dynamically translated to the target engine's dialetc.