The following lines contain the word 'select', 'insert', 'update' or 'delete':
SELECT *
FROM PO_LINE_LOCATIONS
WHERE rowid = X_Rowid
FOR UPDATE of Line_Location_Id NOWAIT;
FND_MESSAGE.Set_Name('FND', 'FORM_RECORD_DELETED');
SELECT purchase_basis
INTO l_purchase_basis
FROM po_lines_all
WHERE po_line_id = Recinfo.po_line_id;