org.apache.drill.exec.planner.sql.parser

Class SqlSchema

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.drill.exec.planner.sql.parser.DrillSqlCall

org.apache.drill.exec.planner.sql.parser.SqlSchema

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

SqlSchema.Add, SqlSchema.Create, SqlSchema.Describe, SqlSchema.Drop, SqlSchema.Remove

public abstract class SqlSchema
extends DrillSqlCall

Parent class for CREATE, DROP, DESCRIBE, ALTER SCHEMA commands. Holds logic common command property: table, path.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SqlSchema.Add
static class	SqlSchema.Create CREATE SCHEMA sql call.
static class	SqlSchema.Describe DESCRIBE SCHEMA FOR TABLE sql call.
static class	SqlSchema.Drop DROP SCHEMA sql call.
static class	SqlSchema.Remove

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.calcite.sql.SqlNode	path
protected org.apache.calcite.sql.SqlIdentifier	table

Fields inherited from class org.apache.calcite.sql.SqlNode

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SqlSchema(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier table, org.apache.calcite.sql.SqlNode path)

Method Summary

Modifier and Type	Method and Description
String	getPath()
protected Map<String,String>	getProperties(org.apache.calcite.sql.SqlNodeList properties)
List<String>	getSchemaPath()
org.apache.calcite.sql.SqlIdentifier	getTable()
String	getTableName()
boolean	hasTable()
void	unparse(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)

Methods inherited from class org.apache.drill.exec.planner.sql.parser.DrillSqlCall

getSqlHandler, getSqlHandler

Methods inherited from class org.apache.calcite.sql.SqlCall

accept, clone, equalsDeep, findValidOptions, getCallSignature, getFunctionQuantifier, getKind, getMonotonicity, getOperandList, getOperator, isCountStar, isExpanded, operand, operandCount, setOperand, validate

Methods inherited from class org.apache.calcite.sql.SqlNode

clone, clone, cloneArray, equalDeep, equalDeep, equalsDeep, getParserPosition, isA, toSqlString, toSqlString, toString, validateExpr

Methods inherited from class java.lang.Object

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

Field Detail

table

protected final org.apache.calcite.sql.SqlIdentifier table

path

protected final org.apache.calcite.sql.SqlNode path

Constructor Detail

SqlSchema

protected SqlSchema(org.apache.calcite.sql.parser.SqlParserPos pos,
                    org.apache.calcite.sql.SqlIdentifier table,
                    org.apache.calcite.sql.SqlNode path)

Method Detail

unparse

public void unparse(org.apache.calcite.sql.SqlWriter writer,
                    int leftPrec,
                    int rightPrec)

Overrides:

unparse in class org.apache.calcite.sql.SqlCall

hasTable

public boolean hasTable()

getTable

public org.apache.calcite.sql.SqlIdentifier getTable()

getSchemaPath

public List<String> getSchemaPath()

getTableName

public String getTableName()

getPath

public String getPath()

getProperties

protected Map<String,String> getProperties(org.apache.calcite.sql.SqlNodeList properties)