Package 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.SqlShowCall

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

All Implemented Interfaces:

Cloneable

public class SqlShowDatabases
extends SqlShowCall

SHOW Databases sql call. The full syntax for show databases is as followings:

 SHOW DATABASES [ ( FROM | IN ) catalog_name] [ [NOT] (LIKE | ILIKE)
 <sql_like_pattern> ] statement
 

Field Summary

Fields

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

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor	Description
SqlShowDatabases(org.apache.calcite.sql.parser.SqlParserPos pos, String preposition, org.apache.calcite.sql.SqlIdentifier catalogName, String likeType, org.apache.calcite.sql.SqlCharStringLiteral likeLiteral, boolean notLike)

Method Summary

Modifier and Type	Method	Description
String	getCatalogName()
org.apache.calcite.sql.SqlOperator	getOperator()

Methods inherited from class org.apache.flink.sql.parser.dql.SqlShowCall

getLikeSqlPattern, getLikeType, getOperandList, getPreposition, getSqlIdentifierNameList, isNotLike, isWithLike, unparse

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,
                        String preposition,
                        org.apache.calcite.sql.SqlIdentifier catalogName,
                        String likeType,
                        org.apache.calcite.sql.SqlCharStringLiteral likeLiteral,
                        boolean notLike)
                 throws ParseException

Throws:

ParseException

Method Detail

getCatalogName

public String getCatalogName()

getOperator

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

Specified by:

getOperator in class SqlShowCall