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

Class SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropColumn

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

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

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

All Implemented Interfaces:

Cloneable, ExtendedSqlNode

Enclosing class:

SqlAlterMaterializedTableSchema

public static class SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropColumn
extends SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema

SqlNode to describe ALTER MATERIALIZED TABLE materialized_table_name DROP column clause.

Example: DDL like the below for drop column.

 -- drop single column
 ALTER MATERIALIZED TABLE prod.db.sample DROP col1;

 -- drop multiple columns
 ALTER MATERIALIZED TABLE prod.db.sample DROP (col1, col2, col3);
 

Nested Class Summary

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

SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableAddSchema, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropColumn, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropConstraint, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropPrimaryKey, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropWatermark, SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableModifySchema

Field Summary

Fields inherited from class org.apache.flink.sql.parser.ddl.materializedtable.SqlAlterMaterializedTableSchema

constraints, 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
SqlAlterMaterializedTableDropColumn(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier tableName, org.apache.calcite.sql.SqlNodeList columnList)

Method Summary

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

Methods inherited from class org.apache.flink.sql.parser.ddl.materializedtable.SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema

getAlterOperation, unparseAlterOperation

Methods inherited from class org.apache.flink.sql.parser.ddl.materializedtable.SqlAlterMaterializedTableSchema

getColumnPositions, getConstraints, getFullConstraint, getWatermark, 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

Constructor Detail

SqlAlterMaterializedTableDropColumn

public SqlAlterMaterializedTableDropColumn(org.apache.calcite.sql.parser.SqlParserPos pos,
                                           org.apache.calcite.sql.SqlIdentifier tableName,
                                           org.apache.calcite.sql.SqlNodeList columnList)

Method Detail

getColumnList

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

getOperandList

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

Overrides:

getOperandList in class SqlAlterMaterializedTableSchema

unparseDropOperation

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

Specified by:

unparseDropOperation in class SqlAlterMaterializedTableSchema.SqlAlterMaterializedTableDropSchema