support bigger blob

SeaQL · Apr 27, 2022 · 8d8f8b7 · 8d8f8b7
1 parent 719fce6
commit 8d8f8b7
Showing 1 changed file with 13 additions and 1 deletion.
diff --git a/src/backend/mysql/table.rs b/src/backend/mysql/table.rs
@@ -78,7 +78,19 @@ impl TableBuilder for MysqlQueryBuilder {
                 ColumnType::Date => "date".into(),
                 ColumnType::Interval(_, _) => "unsupported".into(),
                 ColumnType::Binary(length) => match length {
-                    Some(length) => format!("binary({})", length),
+                    Some(length) => {
+                        if *length <= 255 {
+                            format!("binary({})", length)
+                        } else if *length <= 65535 {
+                            //64KiB
+                            "blob".into()
+                        } else if *length <= 16777215 {
+                            //16MiB
+                            "mediumblob".into()
+                        } else {
+                            "longblob".into() //longblob max to 4294967295 4GiB but this limit can be config
+                        }
+                    }
                     None => "blob".into(),
                 },
                 ColumnType::Boolean => "bool".into(),