org.apache.calcite.sql.ddl

Class SqlDropObject

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.calcite.sql.SqlDdl

org.apache.calcite.sql.SqlDrop

org.apache.calcite.sql.ddl.SqlDropObject

All Implemented Interfaces:

Cloneable, SqlExecutableStatement

Direct Known Subclasses:

SqlDropFunction, SqlDropMaterializedView, SqlDropTable, SqlDropType, SqlDropView

abstract class SqlDropObject
extends SqlDrop
implements SqlExecutableStatement

Base class for parse trees of DROP TABLE, DROP VIEW, DROP MATERIALIZED VIEW and DROP TYPE statements.

Field Summary

Fields

Modifier and Type	Field and Description
protected SqlIdentifier	name

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

ifExists

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

DDL_OPERATOR

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor and Description
SqlDropObject(SqlOperator operator, SqlParserPos pos, boolean ifExists, SqlIdentifier name) Creates a SqlDropObject.

Method Summary

Modifier and Type	Method and Description
void	execute(CalcitePrepare.Context context)
List<SqlNode>	getOperandList()
void	unparse(SqlWriter writer, int leftPrec, int rightPrec)

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

getOperator

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

accept, clone, equalsDeep, findValidOptions, getCallSignature, getFunctionQuantifier, getKind, getMonotonicity, 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

name

protected final SqlIdentifier name

Constructor Detail

SqlDropObject

SqlDropObject(SqlOperator operator,
              SqlParserPos pos,
              boolean ifExists,
              SqlIdentifier name)

Creates a SqlDropObject.

Method Detail

getOperandList

public List<SqlNode> getOperandList()

Specified by:

getOperandList in class SqlCall

unparse

public void unparse(SqlWriter writer,
                    int leftPrec,
                    int rightPrec)

Overrides:

unparse in class SqlCall

execute

public void execute(CalcitePrepare.Context context)

Specified by:

execute in interface SqlExecutableStatement