The DataContext interface is probably the most central construct in MetaModel. The DataContext can be compared to a "connection" to the datastore that you're working with. The DataContext exposes methods to explore the schema model and to query the data of a datastore.
Exposing the schema model (read more)
Methods:
getSchemas(): Schema[]
getSchemaNames(): String[]
getDefaultSchema(): Schema
getSchemaByName(String): Schema
getTableByQualifiedLabel(String): Table
getColumnByQualifiedLabel(String): Column
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