From d2982331a62e22ff10fd7768f450303bc90d1caf Mon Sep 17 00:00:00 2001
From: Ian Gilfillan <github@greenman.co.za>
Date: Tue, 14 Jul 2020 00:42:47 +0200
Subject: Code comment spellfixes

---
 sql/item.h | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

(limited to 'sql/item.h')

diff --git a/sql/item.h b/sql/item.h
index bf1087e7e6e..1bf7ad5b87e 100644
--- a/sql/item.h
+++ b/sql/item.h
@@ -204,7 +204,7 @@ void dummy_error_processor(THD *thd, void *data);
 void view_error_processor(THD *thd, void *data);
 
 /*
-  Instances of Name_resolution_context store the information necesary for
+  Instances of Name_resolution_context store the information necessary for
   name resolution of Items and other context analysis of a query made in
   fix_fields().
 
@@ -362,7 +362,7 @@ public:
   Monotonicity is defined only for Item* trees that represent table
   partitioning expressions (i.e. have no subselects/user vars/PS parameters
   etc etc). An Item* tree is assumed to have the same monotonicity properties
-  as its correspoinding function F:
+  as its corresponding function F:
 
   [signed] longlong F(field1, field2, ...) {
     put values of field_i into table record buffer;
@@ -701,7 +701,7 @@ protected:
     return rc;
   }
   /*
-    This method is used if the item was not null but convertion to
+    This method is used if the item was not null but conversion to
     TIME/DATE/DATETIME failed. We return a zero date if allowed,
     otherwise - null.
   */
@@ -822,7 +822,7 @@ public:
   /*
     real_type() is the type of base item.  This is same as type() for
     most items, except Item_ref() and Item_cache_wrapper() where it
-    shows the type for the underlaying item.
+    shows the type for the underlying item.
   */
   virtual enum Type real_type() const { return type(); }
   
@@ -915,7 +915,7 @@ public:
       The caller can modify the returned String, if it's not marked
       "const" (with the String::mark_as_const() method). That means that
       if the item returns its own internal buffer (e.g. tmp_value), it
-      *must* be marked "const" [1]. So normally it's preferrable to
+      *must* be marked "const" [1]. So normally it's preferable to
       return the result value in the String, that was passed as an
       argument. But, for example, SUBSTR() returns a String that simply
       points into the buffer of SUBSTR()'s args[0]->val_str(). Such a
@@ -1239,7 +1239,7 @@ public:
      @param cond_ptr[OUT] Store a replacement item here if the condition
                           can be simplified, e.g.:
                             WHERE part1 OR part2 OR part3
-                          with one of the partN evalutating to SEL_TREE::ALWAYS.
+                          with one of the partN evaluating to SEL_TREE::ALWAYS.
    */
    virtual SEL_TREE *get_mm_tree(RANGE_OPT_PARAM *param, Item **cond_ptr);
   /*
@@ -1833,7 +1833,7 @@ public:
   virtual bool is_outer_field() const { DBUG_ASSERT(fixed); return FALSE; }
 
   /**
-    Checks if this item or any of its decendents contains a subquery.
+    Checks if this item or any of its descendents contains a subquery.
   */
   virtual bool has_subquery() const { return with_subselect; }
 
@@ -4692,7 +4692,7 @@ public:
    
     This is the method that updates the cached value.
     It must be explicitly called by the user of this class to store the value 
-    of the orginal item in the cache.
+    of the original item in the cache.
   */  
   virtual void copy() = 0;
 
-- 
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