diff --git a/src/datasets.rs b/src/datasets.rs
index ee13458..d726159 100644
--- a/src/datasets.rs
+++ b/src/datasets.rs
@@ -128,9 +128,9 @@ pub fn new_dataset(
     volatility REAL NOT NULL,
 
     sets_won TEXT NOT NULL,
-    sets_count_won INTEGER AS (length(sets_won) - length(replace(sets_won, ',', ''))),
+    sets_count_won INTEGER AS (length(sets_won) - length(replace(sets_won, ';', ''))),
     sets_lost TEXT NOT NULL,
-    sets_count_lost INTEGER AS (length(sets_lost) - length(replace(sets_lost, ',', ''))),
+    sets_count_lost INTEGER AS (length(sets_lost) - length(replace(sets_lost, ';', ''))),
     sets TEXT AS (sets_won || sets_lost),
     sets_count INTEGER AS (sets_count_won + sets_count_lost)
 ) STRICT;
@@ -141,9 +141,9 @@ CREATE TABLE "{0}_network" (
     advantage REAL NOT NULL,
 
     sets_A TEXT NOT NULL,
-    sets_count_A INTEGER AS (length(sets_A) - length(replace(sets_A, ',', ''))),
+    sets_count_A INTEGER AS (length(sets_A) - length(replace(sets_A, ';', ''))),
     sets_B TEXT NOT NULL,
-    sets_count_B INTEGER AS (length(sets_B) - length(replace(sets_B, ',', ''))),
+    sets_count_B INTEGER AS (length(sets_B) - length(replace(sets_B, ';', ''))),
     sets TEXT AS (sets_A || sets_B),
     sets_count INTEGER AS (sets_count_A + sets_count_B),
 
@@ -292,8 +292,8 @@ pub fn set_player_data(
 ) -> sqlite::Result<()> {
     let query = format!(
         r#"UPDATE "{}_players" SET deviation = :dev, volatility = :vol, last_played = :last,
-            sets_won = iif(:won, sets_won || :set || ',', sets_won),
-            sets_lost = iif(:won, sets_lost, sets_lost || :set || ',') WHERE id = :id"#,
+            sets_won = iif(:won, sets_won || :set || ';', sets_won),
+            sets_lost = iif(:won, sets_lost, sets_lost || :set || ';') WHERE id = :id"#,
         dataset
     );
 
@@ -303,7 +303,7 @@ pub fn set_player_data(
     statement.bind((":last", last_played.0 as i64))?;
     statement.bind((":id", player.0 as i64))?;
     statement.bind((":won", if won { 1 } else { 0 }))?;
-    statement.bind((":set", set.0 as i64))?;
+    statement.bind((":set", &set.0.to_string()[..]))?;
     statement.next()?;
     Ok(())
 }
@@ -376,8 +376,8 @@ WHERE (player_A = :pl AND player_B != :plo)
     let query2 = format!(
         r#"UPDATE "{}_network"
 SET advantage = advantage + iif(:a > :b, -:v, :v),
-    sets_A = iif(:w = (:a > :b), sets_A || :set || ',', sets_A),
-    sets_B = iif(:w = (:b > :a), sets_B || :set || ',', sets_B)
+    sets_A = iif(:w = (:a > :b), sets_A || :set || ';', sets_A),
+    sets_B = iif(:w = (:b > :a), sets_B || :set || ';', sets_B)
 WHERE player_A = min(:a, :b) AND player_B = max(:a, :b)"#,
         dataset
     );
@@ -405,7 +405,7 @@ WHERE player_A = min(:a, :b) AND player_B = max(:a, :b)"#,
     statement.bind((":b", player2.0 as i64))?;
     statement.bind((":v", adjust2 - adjust1))?;
     statement.bind((":w", winner as i64))?;
-    statement.bind((":set", set.0 as i64))?;
+    statement.bind((":set", &set.0.to_string()[..]))?;
     statement.into_iter().try_for_each(|x| x.map(|_| ()))
 }