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

Class SqlAlterMaterializedTableSchema

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.materializedtable.SqlAlterMaterializedTable

org.apache.flink.sql.parser.ddl.materializedtable.SqlAlterMaterializedTableSchema

All Implemented Interfaces:

Cloneable, ExtendedSqlNode

Direct Known Subclasses:

SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableAddSchema, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableModifySchema

public abstract class SqlAlterMaterializedTableSchema
extends SqlAlterMaterializedTable
implements ExtendedSqlNode

Abstract class to describe statements which are used to alter schema for materialized tables. See examples in javadoc for child classes.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableAddSchema	Example: DDL like the below for adding column(s)/constraint/watermark.
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropColumn	SqlNode to describe ALTER MATERIALIZED TABLE materialized_table_name DROP column clause.
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropConstraint	ALTER MATERIALIZED TABLE [catalog_name.]
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropPrimaryKey	ALTER MATERIALIZED TABLE [catalog_name.]
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema	Abstract class to describe statements which are used to drop schema components while altering schema of materialized tables.
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropWatermark	ALTER MATERIALIZED TABLE [catalog_name.]
static class	SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableModifySchema	Example: DDL like the below for modifying column(s)/constraint/watermark.

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.calcite.sql.SqlNodeList	columnList
protected List<SqlTableConstraint>	constraints
protected SqlWatermark	watermark

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
SqlAlterMaterializedTableSchema(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier materializedTableName, org.apache.calcite.sql.SqlNodeList columnList, List<SqlTableConstraint> constraints, SqlWatermark sqlWatermark)

Method Summary

Modifier and Type	Method	Description
protected abstract String	getAlterOperation()
org.apache.calcite.sql.SqlNodeList	getColumnPositions()
List<SqlTableConstraint>	getConstraints()
Optional<SqlTableConstraint>	getFullConstraint()
List<org.apache.calcite.sql.SqlNode>	getOperandList()
Optional<SqlWatermark>	getWatermark()
void	unparseAlterOperation(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
void	validate()

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, 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

columnList

protected final org.apache.calcite.sql.SqlNodeList columnList

constraints

protected final List<SqlTableConstraint> constraints

watermark

@Nullable
protected final SqlWatermark watermark

Constructor Detail

SqlAlterMaterializedTableSchema

public SqlAlterMaterializedTableSchema(org.apache.calcite.sql.parser.SqlParserPos pos,
                                       org.apache.calcite.sql.SqlIdentifier materializedTableName,
                                       org.apache.calcite.sql.SqlNodeList columnList,
                                       List<SqlTableConstraint> constraints,
                                       @Nullable
                                       SqlWatermark sqlWatermark)

Method Detail

getOperandList

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

Specified by:

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

validate

public void validate()
              throws SqlValidateException

Specified by:

validate in interface ExtendedSqlNode

Throws:

SqlValidateException

getColumnPositions

public org.apache.calcite.sql.SqlNodeList getColumnPositions()

getWatermark

public Optional<SqlWatermark> getWatermark()

getConstraints

public List<SqlTableConstraint> getConstraints()

getFullConstraint

public Optional<SqlTableConstraint> getFullConstraint()

getAlterOperation

protected abstract String getAlterOperation()

unparseAlterOperation

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

Overrides:

unparseAlterOperation in class SqlAlterMaterializedTable