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

Class SqlTableColumn

java.lang.Object

org.apache.calcite.sql.SqlNode

org.apache.calcite.sql.SqlCall

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

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

SqlTableColumn.SqlComputedColumn, SqlTableColumn.SqlMetadataColumn, SqlTableColumn.SqlRegularColumn

public abstract class SqlTableColumn
extends org.apache.calcite.sql.SqlCall

Table column of a CREATE TABLE DDL.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SqlTableColumn.SqlComputedColumn	A column derived from an expression.
static class	SqlTableColumn.SqlMetadataColumn	A column derived from metadata.
static class	SqlTableColumn.SqlRegularColumn	A regular, physical column.

Field Summary

Fields

Modifier and Type	Field	Description
protected final org.apache.calcite.sql.SqlNode	comment
protected final org.apache.calcite.sql.SqlIdentifier	name

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

EMPTY_ARRAY, pos

Method Summary

Modifier and Type	Method	Description
Optional<org.apache.calcite.sql.SqlNode>	getComment()
org.apache.calcite.sql.SqlIdentifier	getName()
org.apache.calcite.sql.SqlOperator	getOperator()
void	unparse(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)
protected abstract void	unparseColumn(org.apache.calcite.sql.SqlWriter writer, int leftPrec, int rightPrec)

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 Details

name

protected final org.apache.calcite.sql.SqlIdentifier name

comment

protected final org.apache.calcite.sql.SqlNode comment

Method Details

unparseColumn

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

getOperator

@Nonnull
public org.apache.calcite.sql.SqlOperator getOperator()

Specified by:

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

unparse

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

Overrides:

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

getName

public org.apache.calcite.sql.SqlIdentifier getName()

getComment

public Optional<org.apache.calcite.sql.SqlNode> getComment()