For Winter 20′ release maintenance trail, you have to do a Hands-on Challenge to add Lightning Web Component as Salesforce Tab. Requirement : Create a Lightning web component and add it as a custom tab in the App Launcher and navigation menu.
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Have you ever run into this error? “Upsert with a field specification requires a concrete SObject type” Basically it is saying that you cannot declare a list of type sObject and then try to use the upsert command against that list. That
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Let us discuss here how to use the lightning-record-form . A lightning-record-form component enables you to quickly create forms to add, view, or update a record. Using this component to create record forms is easier than building forms manually with lightning-record-edit-form and lightning-record-view-form. However, lightning-record-form does not support client-side validation quite
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