diff --git a/backend/.sqlx/query-98f03bde861caf75a4a98457fe9dc1c25362de35ef086731095bac0e7e679a48.json b/backend/.sqlx/query-98f03bde861caf75a4a98457fe9dc1c25362de35ef086731095bac0e7e679a48.json
deleted file mode 100644
index 8cf1c0b2ee..0000000000
--- a/backend/.sqlx/query-98f03bde861caf75a4a98457fe9dc1c25362de35ef086731095bac0e7e679a48.json
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "INSERT INTO datatable_migrations (workspace_id, datatable, timestamp, name, code_up, code_down) SELECT $1, * FROM UNNEST($2::varchar[], $3::bigint[], $4::varchar[], $5::text[], $6::text[])",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Left": [
-        "Varchar",
-        "VarcharArray",
-        "Int8Array",
-        "VarcharArray",
-        "TextArray",
-        "TextArray"
-      ]
-    },
-    "nullable": []
-  },
-  "hash": "98f03bde861caf75a4a98457fe9dc1c25362de35ef086731095bac0e7e679a48"
-}
diff --git a/backend/.sqlx/query-c5d7ecfb865d05cee3d9d185cfee424163ea4693684bbf9c511c0c5afb6537f1.json b/backend/.sqlx/query-c5d7ecfb865d05cee3d9d185cfee424163ea4693684bbf9c511c0c5afb6537f1.json
deleted file mode 100644
index d123ace48f..0000000000
--- a/backend/.sqlx/query-c5d7ecfb865d05cee3d9d185cfee424163ea4693684bbf9c511c0c5afb6537f1.json
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-  "db_name": "PostgreSQL",
-  "query": "DELETE FROM datatable_migrations WHERE workspace_id = $1",
-  "describe": {
-    "columns": [],
-    "parameters": {
-      "Left": [
-        "Text"
-      ]
-    },
-    "nullable": []
-  },
-  "hash": "c5d7ecfb865d05cee3d9d185cfee424163ea4693684bbf9c511c0c5afb6537f1"
-}
diff --git a/backend/windmill-api-workspaces/src/datatable_migrations.rs b/backend/windmill-api-workspaces/src/datatable_migrations.rs
index c949239a06..93f6674441 100644
--- a/backend/windmill-api-workspaces/src/datatable_migrations.rs
+++ b/backend/windmill-api-workspaces/src/datatable_migrations.rs
@@ -51,10 +51,6 @@ pub(crate) fn routes() -> Router {
             post(rollback_datatable_migrations),
         )
         .route("/list_datatable_migrations", get(list_datatable_migrations))
-        .route(
-            "/update_datatable_migrations",
-            post(update_datatable_migrations),
-        )
         .route(
             "/datatable_migrations_status/{datatable_name}",
             get(datatable_migrations_status),
@@ -513,84 +509,6 @@ async fn list_datatable_migrations(
     Ok(Json(migrations))
 }
 
-#[derive(Deserialize)]
-pub struct UpdateDatatableMigrations {
-    pub migrations: Vec<DatatableMigration>,
-}
-
-/// Replace the workspace's whole set of data table migrations with the provided
-/// list. Used by `wmill sync` to push the `migrations/datatable/` folder.
-async fn update_datatable_migrations(
-    authed: ApiAuthed,
-    Extension(db): Extension<DB>,
-    Path(w_id): Path<String>,
-    Json(payload): Json<UpdateDatatableMigrations>,
-) -> Result<String> {
-    for m in &payload.migrations {
-        validate_datatable_path_segment(&m.datatable)?;
-        validate_migration_name(&m.name)?;
-    }
-
-    let datatables: Vec<String> = payload
-        .migrations
-        .iter()
-        .map(|m| m.datatable.clone())
-        .collect();
-    let timestamps: Vec<i64> = payload.migrations.iter().map(|m| m.timestamp).collect();
-    let names: Vec<String> = payload.migrations.iter().map(|m| m.name.clone()).collect();
-    let code_ups: Vec<String> = payload
-        .migrations
-        .iter()
-        .map(|m| m.code_up.clone())
-        .collect();
-    let code_downs: Vec<Option<String>> = payload
-        .migrations
-        .iter()
-        .map(|m| m.code_down.clone())
-        .collect();
-
-    let mut tx = db.begin().await?;
-
-    sqlx::query!(
-        "DELETE FROM datatable_migrations WHERE workspace_id = $1",
-        &w_id
-    )
-    .execute(&mut *tx)
-    .await?;
-
-    sqlx::query!(
-        "INSERT INTO datatable_migrations (workspace_id, datatable, timestamp, name, code_up, code_down) \
-         SELECT $1, * FROM UNNEST($2::varchar[], $3::bigint[], $4::varchar[], $5::text[], $6::text[])",
-        &w_id,
-        &datatables,
-        &timestamps,
-        &names,
-        &code_ups,
-        &code_downs as &[Option<String>],
-    )
-    .execute(&mut *tx)
-    .await?;
-
-    audit_log(
-        &mut *tx,
-        &authed,
-        "workspaces.update_datatable_migrations",
-        ActionKind::Update,
-        &w_id,
-        Some(&authed.email),
-        Some([("count", payload.migrations.len().to_string().as_str())].into()),
-    )
-    .await?;
-
-    tx.commit().await?;
-
-    Ok(format!(
-        "Updated {} datatable migration(s) for workspace {}",
-        payload.migrations.len(),
-        &w_id
-    ))
-}
-
 #[derive(Serialize)]
 #[serde(rename_all = "snake_case")]
 enum DatatableMigrationRunStatus {
diff --git a/backend/windmill-api/openapi.yaml b/backend/windmill-api/openapi.yaml
index 75ab6f1240..d6f979764d 100644
--- a/backend/windmill-api/openapi.yaml
+++ b/backend/windmill-api/openapi.yaml
@@ -4728,34 +4728,6 @@ paths:
                 items:
                   $ref: "#/components/schemas/DatatableMigration"
 
-  /w/{workspace}/workspaces/update_datatable_migrations:
-    post:
-      summary: replace the workspace's datatable migrations
-      operationId: updateDatatableMigrations
-      tags:
-        - workspace
-      parameters:
-        - $ref: "#/components/parameters/WorkspaceId"
-      requestBody:
-        required: true
-        content:
-          application/json:
-            schema:
-              type: object
-              required: [migrations]
-              properties:
-                migrations:
-                  type: array
-                  items:
-                    $ref: "#/components/schemas/DatatableMigration"
-      responses:
-        "200":
-          description: status
-          content:
-            text/plain:
-              schema:
-                type: string
-
   /w/{workspace}/workspaces/datatable_migrations_status/{datatable_name}:
     get:
       summary: list a datatable's migrations with their applied status