1 files changed, 9 insertions, 0 deletions
diff --git a/beets/dbcore/query.py b/beets/dbcore/query.py
index 016fe2c1a..166b385cf 100644
--- a/beets/dbcore/query.py
+++ b/beets/dbcore/query.py
@@ -22,6 +22,8 @@ from datetime import datetime, timedelta
 import unicodedata
 from functools import reduce
 
+from .database import add_db_function
+
 
 class ParsingError(ValueError):
     """Abstract class for any unparseable user-requested album/query
@@ -231,6 +233,13 @@ class RegexpQuery(StringFieldQuery):
                                                  "a regular expression",
                                                  format(exc))
 
+    @staticmethod
+    @add_db_function()
+    def regexp(value, pattern) -> bool:
+        if isinstance(value, bytes):
+            value = value.decode()
+        return re.search(pattern, str(value)) is not None
+
     def col_clause(self):
         return f" regexp({self.field}, ?)", [self.pattern.pattern]