WIP: Sample SQL Queries /*
create table "files" ( "id" INTEGER PRIMARY KEY, "path" VARCHAR, "sha1" VARCHAR, );
create table symbols ( "file_id" INTEGER REFERENCES("files", "id") ON CASCADE DELETE, "offset" INTEGER, "embedding" VECTOR, );
insert into "files" ("path", "sha1") values ("src/main.rs", "sha1") return id; insert into symbols ( "file_id", "start", "end", "embedding" ) values ( (id,), (id,), (id,), (id,), )
*/