org.apache.drill.exec.planner.sql

Class SqlConverter

java.lang.Object

org.apache.drill.exec.planner.sql.SqlConverter

public class SqlConverter
extends Object

Class responsible for managing parsing, validation and toRel conversion for sql statements.

Constructor Summary

Constructors

Constructor and Description
SqlConverter(QueryContext context)

Method Summary

Methods

Modifier and Type	Method and Description
void	disallowTemporaryTables() Disallow temporary tables presence in sql statement (ex: in view definitions)
org.apache.calcite.plan.RelOptCostFactory	getCostFactory()
org.apache.calcite.schema.SchemaPlus	getDefaultSchema()
org.apache.calcite.sql.SqlOperatorTable	getOpTab()
org.apache.calcite.rel.type.RelDataType	getOutputType(org.apache.calcite.sql.SqlNode validatedNode)
org.apache.calcite.schema.SchemaPlus	getRootSchema()
org.apache.calcite.adapter.java.JavaTypeFactory	getTypeFactory()
org.apache.calcite.sql.SqlNode	parse(String sql)
org.apache.calcite.rel.RelNode	toRel(org.apache.calcite.sql.SqlNode validatedNode)
org.apache.calcite.sql.SqlNode	validate(org.apache.calcite.sql.SqlNode parsedNode)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SqlConverter

public SqlConverter(QueryContext context)

Method Detail

parse

public org.apache.calcite.sql.SqlNode parse(String sql)

validate

public org.apache.calcite.sql.SqlNode validate(org.apache.calcite.sql.SqlNode parsedNode)

getOutputType

public org.apache.calcite.rel.type.RelDataType getOutputType(org.apache.calcite.sql.SqlNode validatedNode)

getTypeFactory

public org.apache.calcite.adapter.java.JavaTypeFactory getTypeFactory()

getOpTab

public org.apache.calcite.sql.SqlOperatorTable getOpTab()

getCostFactory

public org.apache.calcite.plan.RelOptCostFactory getCostFactory()

getRootSchema

public org.apache.calcite.schema.SchemaPlus getRootSchema()

getDefaultSchema

public org.apache.calcite.schema.SchemaPlus getDefaultSchema()

disallowTemporaryTables

public void disallowTemporaryTables()

Disallow temporary tables presence in sql statement (ex: in view definitions)

toRel

public org.apache.calcite.rel.RelNode toRel(org.apache.calcite.sql.SqlNode validatedNode)