Module datafusion_sql::planner

SQL Query Planner (produces logical plan from SQL AST)

Structs

• ParserOptions
  SQL parser options
• PlannerContext
  Struct to store Common Table Expression (CTE) provided with WITH clause and Parameter Data Types provided with PREPARE statement
• SqlToRel
  SQL query planner

Traits

• ContextProvider
  The ContextProvider trait allows the query planner to obtain meta-data about tables and functions referenced in SQL statements

Functions

• object_name_to_qualifier
  Construct a WHERE qualifier suitable for e.g. information_schema filtering from the provided object identifiers (catalog, schema and table names).
• object_name_to_table_reference
  Create a OwnedTableReference after normalizing the specified ObjectName