org.apache.calcite.sql.ddl

Class SqlCheckConstraint

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.calcite.sql.ddl.SqlCheckConstraint

All Implemented Interfaces:

Cloneable

public class SqlCheckConstraint
extends SqlCall

Parse tree for UNIQUE, PRIMARY KEY constraints.

And FOREIGN KEY, when we support it.

Field Summary

Fields

Modifier and Type	Field and Description
private SqlNode	expression
private SqlIdentifier	name
private static SqlSpecialOperator	OPERATOR

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor and Description
SqlCheckConstraint(SqlParserPos pos, SqlIdentifier name, SqlNode expression) Creates a SqlCheckConstraint; use SqlDdlNodes.check(org.apache.calcite.sql.parser.SqlParserPos, org.apache.calcite.sql.SqlIdentifier, org.apache.calcite.sql.SqlNode).

Method Summary

Modifier and Type	Method and Description
List<SqlNode>	getOperandList()
SqlOperator	getOperator()
void	unparse(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, toSqlString, toSqlString, toString, validateExpr

Methods inherited from class java.lang.Object

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

Field Detail

OPERATOR

private static final SqlSpecialOperator OPERATOR

name

private final SqlIdentifier name

expression

private final SqlNode expression

Constructor Detail

SqlCheckConstraint

SqlCheckConstraint(SqlParserPos pos,
                   SqlIdentifier name,
                   SqlNode expression)

Creates a SqlCheckConstraint; use SqlDdlNodes.check(org.apache.calcite.sql.parser.SqlParserPos, org.apache.calcite.sql.SqlIdentifier, org.apache.calcite.sql.SqlNode).

Method Detail

getOperator

public SqlOperator getOperator()

Specified by:

getOperator in class SqlCall

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