org.apache.flink.sql.parser.ddl

Class SqlTableColumn.SqlComputedColumn

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

org.apache.flink.sql.parser.ddl.SqlTableColumn

org.apache.flink.sql.parser.ddl.SqlTableColumn.SqlComputedColumn

All Implemented Interfaces:

Cloneable

Enclosing class:

SqlTableColumn

public static class SqlTableColumn.SqlComputedColumn
extends SqlTableColumn

A column derived from an expression.

Nested Class Summary

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

SqlTableColumn.SqlComputedColumn, SqlTableColumn.SqlMetadataColumn, SqlTableColumn.SqlRegularColumn

Field Summary

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

comment, name

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

EMPTY_ARRAY, pos

Constructor Summary

Constructors

Constructor and Description
SqlComputedColumn(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier name, org.apache.calcite.sql.SqlNode comment, org.apache.calcite.sql.SqlNode expr)

Method Summary

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

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

getComment, getName, getOperator, 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

SqlComputedColumn

public SqlComputedColumn(org.apache.calcite.sql.parser.SqlParserPos pos,
                         org.apache.calcite.sql.SqlIdentifier name,
                         @Nullable
                         org.apache.calcite.sql.SqlNode comment,
                         org.apache.calcite.sql.SqlNode expr)

Method Detail

getExpr

public org.apache.calcite.sql.SqlNode getExpr()

unparseColumn

protected void unparseColumn(org.apache.calcite.sql.SqlWriter writer,
                             int leftPrec,
                             int rightPrec)

Specified by:

unparseColumn in class SqlTableColumn

getOperandList

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

Specified by:

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