@@ -626,7 +626,7 @@ You can call all methods of L<DBI>

 =head2 C<filters>

     my $filters = $dbi->filters;

-    $dbi        = $dbi->filters({%filters});

+    $dbi        = $dbi->filters(\%filters);

 Filter functions.

 By default, "encode_utf8" and "decode_utf8" is registered.

@@ -682,9 +682,9 @@ and "PrintError" option is false by default.

 =head2 C<insert>

     $affected = $dbi->insert(table  => $table, 

-                             param  => {%param},

+                             param  => \%param,

                              append => $append,

-                             filter => {%filter});

+                             filter => \%filter);

 Insert row.

 Retrun value is the count of affected rows.

@@ -699,10 +699,10 @@ B<Example:>

 =head2 C<update>

     $affected = $dbi->update(table  => $table, 

-                             param  => {%params},

-                             where  => {%where},

+                             param  => \%params,

+                             where  => \%where,

                              append => $append,

-                             filter => {%filter})

+                             filter => \%filter)

 Update rows.

 Retrun value is the count of affected rows.

@@ -718,8 +718,8 @@ B<Example:>

 =head2 C<update_all>

     $affected = $dbi->update_all(table  => $table, 

-                                 param  => {%params},

-                                 filter => {%filter},

+                                 param  => \%params,

+                                 filter => \%filter,

                                  append => $append);

 Update all rows.

@@ -734,9 +734,9 @@ B<Example:>

 =head2 C<delete>

     $affected = $dbi->delete(table  => $table,

-                             where  => {%where},

+                             where  => \%where,

                              append => $append,

-                             filter => {%filter});

+                             filter => \%filter);

 Delete rows.

 Retrun value is the count of affected rows.

@@ -763,10 +763,10 @@ B<Example:>

     $result = $dbi->select(table    => $table,

                            column   => [@column],

-                           where    => {%where},

+                           where    => \%where,

                            append   => $append,

-                           relation => {%relation},

-                           filter   => {%filter});

+                           relation => \%relation,

+                           filter   => \%filter);

 Select rows.

 Return value is the instance of L<DBIx::Custom::Result>.

@@ -806,8 +806,8 @@ using L<DBIx::Custom::QueryBuilder>.

 =head2 C<execute>

-    $result = $dbi->execute($query,    param => $params, filter => {%filter});

-    $result = $dbi->execute($source, param => $params, filter => {%filter});

+    $result = $dbi->execute($query,  param => $params, filter => \%filter);

+    $result = $dbi->execute($source, param => $params, filter => \%filter);

 Execute the instace of L<DBIx::Custom::Query> or

 the string written by SQL template.