A data intake and query system provides interfaces that enable users to configure source type definitions used by the system. A data intake and query system generally refers to a system for collecting and analyzing data including machine-generated data. Such a system may be configured to consume many different types of machine data generated by any number of different data sources including various servers, network devices, applications, etc. At a high level, a source type definition comprises one or more properties that define how various components of a data intake and query system collect, index, store, search and otherwise interact with particular types of data consumed by the system. The interfaces provided by the system generally comprise one or more interface components for configuring various attributes of a source type definition.