From b6c1d54c98acf140e1444e6d73b1dd0730d21b0d Mon Sep 17 00:00:00 2001
From: Stanislav Tkach <stanislav.tkach@gmail.com>
Date: Tue, 25 May 2021 09:30:59 +0300
Subject: [PATCH] Fix key may exist description (#521)

---
 src/db.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/db.rs b/src/db.rs
index 4172ee0..72c83bd 100644
--- a/src/db.rs
+++ b/src/db.rs
@@ -849,13 +849,13 @@ impl<T: ThreadMode> DBWithThreadMode<T> {
     }
 
     /// Returns `false` if the given key definitely doesn't exist in the database, otherwise returns
-    /// `false`. This function uses default `ReadOptions`.
+    /// `true`. This function uses default `ReadOptions`.
     pub fn key_may_exist<K: AsRef<[u8]>>(&self, key: K) -> bool {
         self.key_may_exist_opt(key, &ReadOptions::default())
     }
 
     /// Returns `false` if the given key definitely doesn't exist in the database, otherwise returns
-    /// `false`.
+    /// `true`.
     pub fn key_may_exist_opt<K: AsRef<[u8]>>(&self, key: K, readopts: &ReadOptions) -> bool {
         let key = key.as_ref();
         unsafe {
@@ -874,13 +874,13 @@ impl<T: ThreadMode> DBWithThreadMode<T> {
     }
 
     /// Returns `false` if the given key definitely doesn't exist in the specified column family,
-    /// otherwise returns `false`. This function uses default `ReadOptions`.
+    /// otherwise returns `true`. This function uses default `ReadOptions`.
     pub fn key_may_exist_cf<K: AsRef<[u8]>>(&self, cf: impl AsColumnFamilyRef, key: K) -> bool {
         self.key_may_exist_cf_opt(cf, key, &ReadOptions::default())
     }
 
     /// Returns `false` if the given key definitely doesn't exist in the specified column family,
-    /// otherwise returns `false`.
+    /// otherwise returns `true`.
     pub fn key_may_exist_cf_opt<K: AsRef<[u8]>>(
         &self,
         cf: impl AsColumnFamilyRef,