Switch to storing in sqlite

server/inc/sql.hpp

@@ -1,5 +1,15 @@
 
 
+const char create_table[] = "CREATE TABLE IF NOT EXISTS prim_table ( ID INTEGER PRIMARY KEY, USER_ID INTEGER, GEN INTEGER, HASH INTEGER, POS INTEGER, LIKED INTEGER);";
+
+const char create_index[] = "CREATE INDEX IF NOT EXISTS idx_usrer_id ON prim_table (USER_ID);";
+
+const char insert_data[] = "INSERT INTO prim_table (USER_ID, GEN, HASH, POS, LIKED) VALUES(?, ?, ?, ?, ?);";
+
+const char max_gen[] = "SELECT MAX(GEN) FROM prim_table WHERE USER_ID = ?;";
+
+constexpr char DB_NAME[] = "data.db";
+
 namespace sql
 {
   void init();