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| <xs:element id="cdw_SeniorNotesDue2029Member" abstract="true" name="SeniorNotesDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_LongTermDebtMaturitiesRepaymentsOfPrincipalYearTwoAndThereafter" abstract="false" name="LongTermDebtMaturitiesRepaymentsOfPrincipalYearTwoAndThereafter" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsTextBlock" abstract="false" name="InventoryFinancingAgreementsTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cdw_SeniorNotesDue2026Member" abstract="true" name="SeniorNotesDue2026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_NumberofOwnedSubsidiaries" abstract="false" name="NumberofOwnedSubsidiaries" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="cdw_PublicSegmentGovernmentAgenciesEducationandHealthcareMember" abstract="true" name="PublicSegmentGovernmentAgenciesEducationandHealthcareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsTable" abstract="true" name="InventoryFinancingAgreementsTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/> |
| <xs:element id="cdw_SeniorNotesdueMay2025Member" abstract="true" name="SeniorNotesdueMay2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_VideoMember" abstract="true" name="VideoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SoftwareProductsMember" abstract="true" name="SoftwareProductsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_ReceivableFinancingLiabilityMember" abstract="true" name="ReceivableFinancingLiabilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_OtherInventoryFinancingAgreements" abstract="false" name="OtherInventoryFinancingAgreements" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsAbstract" abstract="true" name="InventoryFinancingAgreementsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="cdw_AccountsPayableInventoryFinancing" abstract="false" name="AccountsPayableInventoryFinancing" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_UnsecuredSeniorNotesMember" abstract="true" name="UnsecuredSeniorNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_OtherLongTermObligationsMember" abstract="true" name="OtherLongTermObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsDomain" abstract="true" name="InventoryFinancingAgreementsDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_AmountOwedUnderRevolvingLoanFinancingAgreement" abstract="false" name="AmountOwedUnderRevolvingLoanFinancingAgreement" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_ServicesMember" abstract="true" name="ServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SeniorSecuredAssetBasedRevolvingCreditFacilityMember" abstract="true" name="SeniorSecuredAssetBasedRevolvingCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_CorporateSegmentPrivateSectorBusinessMember" abstract="true" name="CorporateSegmentPrivateSectorBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SeniorNotesDueDecember2028Member" abstract="true" name="SeniorNotesDueDecember2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SeniorNotesDue2031Member" abstract="true" name="SeniorNotesDue2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SiriusComputerSolutionsIncMember" abstract="true" name="SiriusComputerSolutionsIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_DesktopsMember" abstract="true" name="DesktopsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SeniorSecuredTermLoanFacilityMember" abstract="true" name="SeniorSecuredTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SalesChannelOtherMember" abstract="true" name="SalesChannelOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsTableTextBlock" abstract="false" name="InventoryFinancingAgreementsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cdw_SeniorNotesdue2024Member" abstract="true" name="SeniorNotesdue2024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SalesChannelSmallBusinessMember" abstract="true" name="SalesChannelSmallBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_NotebooksMobileDevicesMember" abstract="true" name="NotebooksMobileDevicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SalesChannelEducationMember" abstract="true" name="SalesChannelEducationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_TransferredAtPointInTimePrincipalMember" abstract="true" name="TransferredAtPointInTimePrincipalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SeniorNotesdue2028Member" abstract="true" name="SeniorNotesdue2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_DescriptionofBusinessPolicyTextBlock" abstract="false" name="DescriptionofBusinessPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsLineItems" abstract="true" name="InventoryFinancingAgreementsLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="cdw_TotalHardwareMember" abstract="true" name="TotalHardwareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_NumberofOperatingSegmentsReportableUnitQuantitativeThresholdNotMet" abstract="false" name="NumberofOperatingSegmentsReportableUnitQuantitativeThresholdNotMet" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/> |
| <xs:element id="cdw_FinancialInstrumentsAbstract" abstract="true" name="FinancialInstrumentsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/> |
| <xs:element id="cdw_NetcommProductsMember" abstract="true" name="NetcommProductsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SalesChannelHealthcareMember" abstract="true" name="SalesChannelHealthcareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_InventoryFinancingAgreementsAxis" abstract="true" name="InventoryFinancingAgreementsAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/> |
| <xs:element id="cdw_AccountsPayableInventoryFinancingMember" abstract="true" name="AccountsPayableInventoryFinancingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_RevolvingLoanFinancingAgreement" abstract="false" name="RevolvingLoanFinancingAgreement" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_TransferredOverTimePrincipalMember" abstract="true" name="TransferredOverTimePrincipalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_SalesChannelGovernmentMember" abstract="true" name="SalesChannelGovernmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_OtherProductsAndServicesMember" abstract="true" name="OtherProductsAndServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/> |
| <xs:element id="cdw_LongtermDebtExcludingCurrentMaturitiesNetofDeferredFinancingCostsDiscountorPremium" abstract="false" name="LongtermDebtExcludingCurrentMaturitiesNetofDeferredFinancingCostsDiscountorPremium" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| <xs:element id="cdw_LongtermDebtCurrentMaturitiesGross" abstract="false" name="LongtermDebtCurrentMaturitiesGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/> |
| </xs:schema> |