Enquiry Single Enquiry EnquiryCode System.String true false 50 SupplierCode System.String false true 50 Attn System.String false true 500 Remark System.String false true 1000 EnquiryDate System.DateTime false true 8 EnquiryPerson System.String false true 50 ReplayPerson System.String false true 50 ReplayDate System.DateTime false true 8 PurchaseCode System.String false true 50 Fax System.String false true 50 Select select * from Enquiry where EnquiryCode=@EnquiryCode Text @EnquiryCode EnquiryCode VarChar SelectAll select * from Enquiry Text Insert Insert into Enquiry ( EnquiryCode, SupplierCode, Attn, Remark, EnquiryDate, EnquiryPerson, ReplayPerson, ReplayDate, PurchaseCode, Fax ) values ( @EnquiryCode, @SupplierCode, @Attn, @Remark, @EnquiryDate, @EnquiryPerson, @ReplayPerson, @ReplayDate, @PurchaseCode, @Fax ) Text @EnquiryCode EnquiryCode VarChar @SupplierCode SupplierCode VarChar @Attn Attn VarChar @Remark Remark VarChar @EnquiryDate EnquiryDate DateTime @EnquiryPerson EnquiryPerson VarChar @ReplayPerson ReplayPerson VarChar @ReplayDate ReplayDate DateTime @PurchaseCode PurchaseCode VarChar @Fax Fax VarChar Update Update Enquiry set SupplierCode=@SupplierCode,Attn=@Attn,Remark=@Remark,EnquiryDate=@EnquiryDate,EnquiryPerson=@EnquiryPerson,ReplayPerson=@ReplayPerson,ReplayDate=@ReplayDate,PurchaseCode=@PurchaseCode,Fax=@Fax where EnquiryCode=@EnquiryCode Text @EnquiryCode EnquiryCode VarChar @SupplierCode SupplierCode VarChar @Attn Attn VarChar @Remark Remark VarChar @EnquiryDate EnquiryDate DateTime @EnquiryPerson EnquiryPerson VarChar @ReplayPerson ReplayPerson VarChar @ReplayDate ReplayDate DateTime @PurchaseCode PurchaseCode VarChar @Fax Fax VarChar Delete Delete from Enquiry where EnquiryCode=@EnquiryCode Text @EnquiryCode EnquiryCode VarChar SelectEnquiryByPurchaseCode select * from Enquiry where enquiryCode in (select EnquiryCode from enquiryDetail where purchasedetailcode in (select purchasedetailcode from purchasedetail where purchaseCode = @PurchaseCode)) Text @PurchaseCode PurchaseCode VarChar