Package org.apache.flink.sql.parser.ddl.model

Class SqlAlterModel

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.calcite.sql.SqlAlter

org.apache.flink.sql.parser.ddl.SqlAlterObject

org.apache.flink.sql.parser.ddl.model.SqlAlterModel

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

SqlAlterModelRename, SqlAlterModelReset, SqlAlterModelSet

public abstract class SqlAlterModel
extends SqlAlterObject

Abstract class to describe statements like ALTER MODEL [IF EXISTS] [[catalogName.] dataBasesName.]modelName ...

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	ifModelExists

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

name

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor	Description
SqlAlterModel(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier modelName, boolean ifModelExists)

Method Summary

Modifier and Type	Method	Description
boolean	ifModelExists()	Whether to ignore the error if the model doesn't exist.
void	unparseAlterOperation(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)

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

getFullName, getOperator

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

getScope, setScope, unparse

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

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

ifModelExists

protected final boolean ifModelExists

Constructor Detail

SqlAlterModel

public SqlAlterModel(org.apache.calcite.sql.parser.SqlParserPos pos,
                     org.apache.calcite.sql.SqlIdentifier modelName,
                     boolean ifModelExists)

Method Detail

ifModelExists

public boolean ifModelExists()

Whether to ignore the error if the model doesn't exist.

Returns:

true when IF EXISTS is specified.

unparseAlterOperation

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

Specified by:

unparseAlterOperation in class org.apache.calcite.sql.SqlAlter