org.apache.flink.sql.parser.dql

Class SqlShowDatabases

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.flink.sql.parser.dql.SqlShowDatabases

All Implemented Interfaces:

Cloneable

public class SqlShowDatabases
extends org.apache.calcite.sql.SqlCall

SHOW Databases sql call.

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.calcite.sql.SqlSpecialOperator	OPERATOR

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor and Description
SqlShowDatabases(org.apache.calcite.sql.parser.SqlParserPos pos)

Method Summary

Modifier and Type	Method and Description
List<org.apache.calcite.sql.SqlNode>	getOperandList()
org.apache.calcite.sql.SqlOperator	getOperator()
void	unparse(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)

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, toList, toList, toSqlString, toSqlString, toSqlString, toString, unparseWithParentheses, validateExpr

Methods inherited from class java.lang.Object

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

Field Detail

OPERATOR

public static final org.apache.calcite.sql.SqlSpecialOperator OPERATOR

Constructor Detail

SqlShowDatabases

public SqlShowDatabases(org.apache.calcite.sql.parser.SqlParserPos pos)

Method Detail

getOperator

public org.apache.calcite.sql.SqlOperator getOperator()

Specified by:

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

getOperandList

public List<org.apache.calcite.sql.SqlNode> getOperandList()

Specified by:

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

unparse

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

Overrides:

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