Module datafusion::execution::context
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SessionContext
contains methods for registering data sources and executing queries
Structs
- Default implementation of SerializerRegistry that throws unimplemented error for all requests.
- Holds per-query execution properties and data (such as statement starting timestamps).
- Configuration options for Execution context
- Main interface for executing queries with DataFusion. Maintains the state of the connection between a user and an instance of the DataFusion engine.
- Execution context for registering data sources and executing queries
- Task Execution Context
Traits
- DataFilePaths adds a method to convert strings and vector of strings to vector of
ListingTableUrl
URLs. This allows methods suchSessionContext::read_csv
andSessionContext::read_avro
to take either a single file or multiple files. - A planner used to add extensions to DataFusion logical and physical plans.
Functions
- default_session_builderDeprecatedDefault session builder using the provided configuration