org.apache.flink.table.utils

Class TimestampStringUtils

java.lang.Object

org.apache.flink.table.utils.TimestampStringUtils

@Internal
public class TimestampStringUtils
extends Object

Utils to represent a LocalDateTime to String, considered the precision.

TODO://This class keep same SQL formats with org.apache.flink.table.runtime.functions.SqlDateTimeUtils which used in Flink SQL codegen, The two utils will be unified once FLINK-21456 finished.

Constructor Summary

Constructors

Constructor and Description
TimestampStringUtils()

Method Summary

Modifier and Type	Method and Description
static int	localTimeToUnixDate(java.time.LocalTime time)
static String	timestampToString(java.time.LocalDateTime ldt, int precision)
static int	timeToInternal(Time time)
static String	unixTimeToString(int time) Cast TIME type value to VARCHAR(N), we use same SQL format with codegen in org.apache.flink.table.runtime.functions.SqlDateTimeUtils.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TimestampStringUtils

public TimestampStringUtils()

Method Detail

timestampToString

public static String timestampToString(java.time.LocalDateTime ldt,
                                       int precision)

unixTimeToString

public static String unixTimeToString(int time)

Cast TIME type value to VARCHAR(N), we use same SQL format with codegen in org.apache.flink.table.runtime.functions.SqlDateTimeUtils.

timeToInternal

public static int timeToInternal(Time time)

localTimeToUnixDate

public static int localTimeToUnixDate(java.time.LocalTime time)