1 files changed, 8 insertions, 8 deletions

diff --git a/src/expr.c b/src/expr.c
index 7e27ba99f..fa5715c04 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -191,13 +191,13 @@ char sqlite3CompareAffinity(Expr *pExpr, char aff2){
     if( sqlite3IsNumericAffinity(aff1) || sqlite3IsNumericAffinity(aff2) ){
       return SQLITE_AFF_NUMERIC;
     }else{
-      return SQLITE_AFF_NONE;
+      return SQLITE_AFF_BLOB;
     }
   }else if( !aff1 && !aff2 ){
     /* Neither side of the comparison is a column.  Compare the
     ** results directly.
     */
-    return SQLITE_AFF_NONE;
+    return SQLITE_AFF_BLOB;
   }else{
     /* One side is a column, the other is not. Use the columns affinity. */
     assert( aff1==0 || aff2==0 );
@@ -221,7 +221,7 @@ static char comparisonAffinity(Expr *pExpr){
   }else if( ExprHasProperty(pExpr, EP_xIsSelect) ){
     aff = sqlite3CompareAffinity(pExpr->x.pSelect->pEList->a[0].pExpr, aff);
   }else if( !aff ){
-    aff = SQLITE_AFF_NONE;
+    aff = SQLITE_AFF_BLOB;
   }
   return aff;
 }
@@ -235,7 +235,7 @@ static char comparisonAffinity(Expr *pExpr){
 int sqlite3IndexAffinityOk(Expr *pExpr, char idx_affinity){
   char aff = comparisonAffinity(pExpr);
   switch( aff ){
-    case SQLITE_AFF_NONE:
+    case SQLITE_AFF_BLOB:
       return 1;
     case SQLITE_AFF_TEXT:
       return idx_affinity==SQLITE_AFF_TEXT;
@@ -1268,7 +1268,7 @@ u32 sqlite3ExprListFlags(const ExprList *pList){
 **
 **     sqlite3ExprIsConstant()                  pWalker->eCode==1
 **     sqlite3ExprIsConstantNotJoin()           pWalker->eCode==2
-**     sqlite3ExprRefOneTableOnly()             pWalker->eCode==3
+**     sqlite3ExprIsTableConstant()             pWalker->eCode==3
 **     sqlite3ExprIsConstantOrFunction()        pWalker->eCode==4 or 5
 **
 ** In all cases, the callbacks set Walker.eCode=0 and abort if the expression
@@ -1376,7 +1376,7 @@ int sqlite3ExprIsConstantNotJoin(Expr *p){
 }
 
 /*
-** Walk an expression tree.  Return non-zero if the expression constant
+** Walk an expression tree.  Return non-zero if the expression is constant
 ** for any single row of the table with cursor iCur.  In other words, the
 ** expression must not refer to any non-deterministic function nor any
 ** table other than iCur.
@@ -1482,7 +1482,7 @@ int sqlite3ExprCanBeNull(const Expr *p){
 */
 int sqlite3ExprNeedsNoAffinityChange(const Expr *p, char aff){
   u8 op;
-  if( aff==SQLITE_AFF_NONE ) return 1;
+  if( aff==SQLITE_AFF_BLOB ) return 1;
   while( p->op==TK_UPLUS || p->op==TK_UMINUS ){ p = p->pLeft; }
   op = p->op;
   if( op==TK_REGISTER ) op = p->op2;
@@ -1933,7 +1933,7 @@ int sqlite3CodeSubselect(
         int r1, r2, r3;
 
         if( !affinity ){
-          affinity = SQLITE_AFF_NONE;
+          affinity = SQLITE_AFF_BLOB;
         }
         if( pKeyInfo ){
           assert( sqlite3KeyInfoIsWriteable(pKeyInfo) );