how to add columns headers android

Question

I am new to development of android apps but have experince in .net programming what I am looking for here is how to add headers to the columns in gridview ,any one have a clue of how can I add columns headers in the gridview. thanks in advance

here is my code after modification

<LinearLayout
        android:orientation="horizontal"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_above="@+id/gridView"
        android:layout_alignParentRight="true"
        android:layout_alignParentEnd="true"
        android:id="@+id/linearLayout">


        <TextView android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Column1 "
            android:textColor="#2582C5"
            android:layout_marginLeft="25dp"
            android:textSize="18sp"
            android:textStyle="bold"

            android:layout_gravity="center_horizontal|center_vertical"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Column1"
            android:id="@+id/textView4"
            android:layout_alignBottom="@+id/linearLayout"
            android:layout_alignParentLeft="true"
            android:layout_alignParentStart="true"
            android:background="#000222"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Column2"
            android:id="@+id/textView5"
            android:layout_alignBottom="@+id/linearLayout"
            android:layout_alignParentLeft="true"
            android:layout_alignParentStart="true"
            android:background="#000222"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Column3"
            android:id="@+id/textView6"
            android:layout_alignBottom="@+id/linearLayout"
            android:layout_alignParentLeft="true"
            android:layout_alignParentStart="true"
            android:background="#000222"/>
        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Column4"
            android:id="@+id/textView7"
            android:layout_alignBottom="@+id/linearLayout"
            android:layout_alignParentLeft="true"
            android:layout_alignParentStart="true"
            android:background="#000222"/>
    </LinearLayout>
    <GridView
        android:numColumns="4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/gridView"
        android:layout_alignParentTop="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentEnd="true"
        android:background="#000222" />