From 8dce4fbbaaf373a5a6c6b02e311a7d8f25cf66c3 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan@jantuomi.fi>
Date: Wed, 2 Oct 2024 12:43:30 +0300
Subject: Add test, small improvements

---
 src/lib.rs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'src/lib.rs')

diff --git a/src/lib.rs b/src/lib.rs
index 4afeb4c..3b249d8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -224,6 +224,8 @@ impl<Field: Eq + Clone + Debug> DB<Field> {
         Ok(db)
     }
 
+    /// Insert a record into the database. If the primary key value already exists,
+    /// the existing record will be replaced by the supplied one.
     pub fn upsert(&mut self, record: &Record) -> Result<(), io::Error> {
         debug!("Upserting record: {:?}", record);
         // Validate the record length
@@ -293,7 +295,7 @@ impl<Field: Eq + Clone + Debug> DB<Field> {
         file.unlock()?;
 
         debug!("Record appended to log file, lock released");
-        debug!("Updating memtables");
+        debug!("Updating primary memtable");
 
         let primary_value =
             &record.values[self.primary_key_index]
@@ -308,6 +310,10 @@ impl<Field: Eq + Clone + Debug> DB<Field> {
         self.secondary_memtables
             .iter_mut()
             .for_each(|secondary_memtable| {
+                debug!(
+                    "Updating memtable for index on {:?}",
+                    &secondary_memtable.field
+                );
                 for (index, (schema_field, _)) in self.config.fields.iter().enumerate() {
                     if schema_field == &secondary_memtable.field {
                         let key = record.values[index]
-- 
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