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

Class SqlWatermark

java.lang.Object
org.apache.calcite.sql.SqlNode
org.apache.calcite.sql.SqlCall
org.apache.flink.sql.parser.ddl.SqlWatermark
All Implemented Interfaces:
Cloneable
public class SqlWatermark extends org.apache.calcite.sql.SqlCall
Watermark statement in CREATE TABLE DDL, e.g. WATERMARK FOR ts AS ts - INTERVAL '5' SECOND.

  • Field Summary

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

    EMPTY_ARRAY, pos

  • Constructor Summary

    Constructors
    Constructor
    Description
    SqlWatermark(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier eventTimeColumnName, org.apache.calcite.sql.SqlNode watermarkStrategy)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.calcite.sql.SqlIdentifier
    getEventTimeColumnName()
     
    List<org.apache.calcite.sql.SqlNode>
    getOperandList()
     
    org.apache.calcite.sql.SqlOperator
    getOperator()
     
    org.apache.calcite.sql.SqlNode
    getWatermarkStrategy()
     
    void
    unparse(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, 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 Details

    • SqlWatermark

      public SqlWatermark(org.apache.calcite.sql.parser.SqlParserPos pos, org.apache.calcite.sql.SqlIdentifier eventTimeColumnName, org.apache.calcite.sql.SqlNode watermarkStrategy)

  • Method Details

    • getOperator

      public org.apache.calcite.sql.SqlOperator getOperator()
      Specified by:
      getOperator in class org.apache.calcite.sql.SqlCall

    • getOperandList

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

    • getEventTimeColumnName

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

    • getWatermarkStrategy

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