org.apache.flink.sql.parser.ddl

Class SqlAlterTableAddConstraint

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.flink.sql.parser.ddl.SqlAlterTable

org.apache.flink.sql.parser.ddl.SqlAlterTableAddConstraint

All Implemented Interfaces:

Cloneable

public class SqlAlterTableAddConstraint
extends SqlAlterTable

ALTER TABLE [IF EXISTS] [catalog_name.][db_name.]table_name ADD [CONSTRAINT constraint_name] (PRIMARY KEY | UNIQUE) (column, ...) [[NOT] ENFORCED].

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.sql.parser.ddl.SqlAlterTable

SqlAlterTable.AlterTableContext

Field Summary

Fields inherited from class org.apache.flink.sql.parser.ddl.SqlAlterTable

ifTableExists, OPERATOR, partitionSpec, tableIdentifier

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor and Description
SqlAlterTableAddConstraint(org.apache.calcite.sql.SqlIdentifier tableID, SqlTableConstraint constraint, org.apache.calcite.sql.parser.SqlParserPos pos, boolean ifTableExists) Creates a add table constraint node.

Method Summary

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

Methods inherited from class org.apache.flink.sql.parser.ddl.SqlAlterTable

fullTableName, getOperator, getPartitionKVs, getPartitionSpec, getTableName, ifTableExists

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

Constructor Detail

SqlAlterTableAddConstraint

public SqlAlterTableAddConstraint(org.apache.calcite.sql.SqlIdentifier tableID,
                                  SqlTableConstraint constraint,
                                  org.apache.calcite.sql.parser.SqlParserPos pos,
                                  boolean ifTableExists)

Creates a add table constraint node.

Parameters:

tableID - Table ID

constraint - Table constraint

pos - Parser position

ifTableExists - Whether IF EXISTS is specified

Method Detail

getConstraint

public SqlTableConstraint getConstraint()

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 SqlAlterTable