Package org.apache.druid.sql

Interface Summary

Interface	Description
SqlLifecycleManager.Cancelable
SqlStatementFactory

Class Summary

Class	Description
AbstractStatement	Represents a SQL statement either for preparation or execution.
DirectStatement	Lifecycle for direct SQL statement execution, which means that the query is planned and executed in a single step, with no "prepare" step.
HttpStatement	SQL statement lifecycle for the HTTP endpoint.
PreparedStatement	Statement for the JDBC prepare-once, execute many model.
SqlExecutionReporter	Side-car class which reports logs and metrics for an HttpStatement.
SqlLifecycleManager	This class manages only authorized DirectStatements submitted via HTTP, such as SqlResource.
SqlQueryPlus	Captures the inputs to a SQL execution request: the statement,the context, parameters, and the authorization result.
SqlQueryPlus.Builder
SqlRowTransformer	This class transforms the values of TIMESTAMP or DATE type for sql query results.
SqlStatementFactoryFactory	Factory factories: when design patterns go too far.
SqlToolbox	Provides the plan and execution resources to process SQL queries.

Enum Summary

Enum	Description
SqlPlanningException.PlanningError

Exception Summary

Exception	Description
SqlPlanningException	An exception for SQL query planning failures.