diff -r a42414afe05f -r 3312ca0f3915 src/Pure/Build/browser_info.scala
--- a/src/Pure/Build/browser_info.scala	Wed Feb 12 20:21:33 2025 +0100
+++ b/src/Pure/Build/browser_info.scala	Wed Feb 12 23:17:08 2025 +0100
@@ -12,6 +12,17 @@
 
 
 object Browser_Info {
+  /* SQLite database with compressed entries */
+
+  val default_database: Path = Path.explode("$ISABELLE_BROWSER_INFO_LIBRARY")
+  val default_dir: Path = Path.explode("$ISABELLE_BROWSER_INFO")
+
+  def make_database(database: Path = default_database, dir: Path = default_dir): Unit =
+    File_Store.make_database(database, dir,
+      compress_options = Compress.Options_Zstd(level = 8),
+      compress_cache = Compress.Cache.make())
+
+
   /* browser_info store configuration */
 
   object Config {