Hi @Rajkumudu_Rk,
Please check it.
SELECT
si.item_code AS 'Item Code',
si.item_name AS 'Item Name',
si.qty AS 'Quantity',
si.net_amount AS 'Net Value',
s.customer AS 'Customer',
s.company AS 'Company'
FROM
`tabSales Invoice` s,
`tabSales Invoice Item` si
WHERE
si.parent = s.name
AND s.posting_date BETWEEN %(from_date)s AND %(to_date)s
AND s.company = %(company)s;
Thank You!