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(); void shutdown(); }