@@ -237,7 +237,6 @@ sub delete {

     croak qq{"table" option must be specified. } . _subname

       unless $table;

     my $where            = delete $args{where} || {};

-    my $append           = delete $args{append};

     my $allow_delete_all = delete $args{allow_delete_all};

     my $where_param      = delete $args{where_param} || {};

     my $id = delete $args{id};

@@ -274,7 +273,6 @@ sub delete {

     $sql .= "delete ";

     $sql .= "$prefix " if defined $prefix;

     $sql .= "from " . $self->_q($table) . " $where_clause ";

-    $sql .= $append if defined $append;

     # Execute query

     return $self->execute($sql, $where_param, table => $table, %args);

@@ -408,6 +406,8 @@ sub execute {

           "must be specified when id is specified " . _subname

       if defined $id && !defined $primary_key;

     $primary_key = [$primary_key] unless ref $primary_key eq 'ARRAY';

+    my $append = delete $args{append};

+    $query .= $append if defined $append && !ref $query;

     # Check argument names

     foreach my $name (keys %args) {

@@ -418,7 +418,6 @@ sub execute {

     $query = $self->_create_query($query, $after_build_sql) unless ref $query;

     # Save query

-    if (ref $query eq 'DBIx::Custom::Result') { $DB::single = 1 }

     $self->last_sql($query->sql);

     return $query if $query_return;

@@ -617,7 +616,6 @@ sub insert {

       unless defined $table;

     my $p = delete $args{param} || {};

     $param  ||= $p;

-    my $append = delete $args{append} || '';

     my $id = delete $args{id};

     my $primary_key = delete $args{primary_key};

     croak "insert method primary_key option " .

@@ -650,7 +648,6 @@ sub insert {

     $sql .= "$prefix " if defined $prefix;

     $sql .= "into " . $self->_q($table) . " "

       . $self->values_clause($param, {wrap => $wrap}) . " ";

-    $sql .= $append if defined $append;

     # Execute query

     return $self->execute($sql, $param, table => $table, %args);

@@ -884,7 +881,6 @@ sub select {

                : [];

     my $columns   = delete $args{column};

     my $where     = delete $args{where} || {};

-    my $append    = delete $args{append};

     my $join      = delete $args{join} || [];

     croak qq{"join" must be array reference } . _subname

       unless ref $join eq 'ARRAY';

@@ -987,9 +983,6 @@ sub select {

     $self->_push_relation(\$sql, $tables, $relation, $where_clause eq '' ? 1 : 0)

       if $relation;

-    # Append

-    $sql .= $append if defined $append;

-    

     # Execute query

     my $result = $self->execute($sql, $where_param, table => $tables, %args);

@@ -1130,7 +1123,6 @@ sub update {

     $param  ||= $p;

     my $where = delete $args{where} || {};

     my $where_param = delete $args{where_param} || {};

-    my $append = delete $args{append} || '';

     my $allow_update_all = delete $args{allow_update_all};

     my $id = delete $args{id};

     my $primary_key = delete $args{primary_key};

@@ -1183,7 +1175,6 @@ sub update {

     $sql .= "update ";

     $sql .= "$prefix " if defined $prefix;

     $sql .= $self->_q($table) . " set $assign_clause $where_clause ";

-    $sql .= $append if defined $append;

     # Execute query

     return $self->execute($sql, $param, table => $table, %args);

@@ -2812,7 +2803,10 @@ as parameter value.

     {date => \"NOW()"}

-The following opitons are available.

+B<options>

+

+C<insert> method use all of C<execute> method options,

+and use the following new ones.

 =over 4

@@ -2820,14 +2814,6 @@ The following opitons are available.

 Same as C<select> method's C<append> option.

-=item C<bind_type>

-

-Same as C<execute> method's C<bind_type> option.

-

-=item C<filter>

-

-Same as C<execute> method's C<filter> option.

-

 =item C<id>

     id => 4

@@ -2858,21 +2844,6 @@ prefix before table name section

     insert or replace into book

-=item C<primary_key>

-

-    primary_key => 'id'

-    primary_key => ['id1', 'id2']

-

-Primary key. This is used by C<id> option.

-

-=item C<query>

-

-Same as C<execute> method's C<query> option.

-

-=item C<after_build_sql>

-

-Same as C<execute> method's C<after_build_sql> option.

-

 =item C<table>

     table => 'book'

@@ -2983,11 +2954,11 @@ is automatically set to the value like "2010-10-11 10:12:54".

 $dbi->insert($param, table => 'book', timestamp => 1);

-=head2 C<like_value EXPERIMENTAL>

+=head2 C<like_value>

     my $like_value = $dbi->like_value

-Constant code reference for the like value.

+Code reference which return a value for the like value.

     sub { "%$_[0]%" }

@@ -3001,15 +2972,18 @@ Create a new L<DBIx::Custom::Mapper> object.

     my $param = $dbi->merge_param({key1 => 1}, {key1 => 1, key2 => 2});

-Merge parameters.

+Merge parameters. The following new parameter is created.

     {key1 => [1, 1], key2 => 2}

+If same keys contains, the value is converted to array reference.

+

 =head2 C<model>

     my $model = $dbi->model('book');

-Get a L<DBIx::Custom::Model> object,

+Get a L<DBIx::Custom::Model> object

+create by C<create_model> or C<include_model>

 =head2 C<mycolumn>

@@ -3036,7 +3010,7 @@ Create a new L<DBIx::Custom> object.

     my $not_exists = $dbi->not_exists;

 DBIx::Custom::NotExists object, indicating the column is not exists.

-This is used by C<clause> of L<DBIx::Custom::Where> .

+This is used in C<param> of L<DBIx::Custom::Where> .

 =head2 C<order>