org.apache.flink.table.store.utils

类 TypeUtils

java.lang.Object

org.apache.flink.table.store.utils.TypeUtils

public class TypeUtils
extends Object

Type related helper functions.

构造器概要

构造器

构造器和说明
TypeUtils()

方法概要

限定符和类型	方法和说明
static Object	castFromString(String s, org.apache.flink.table.types.logical.LogicalType type)
static org.apache.flink.table.types.logical.RowType	project(org.apache.flink.table.types.logical.RowType inputType, int[] mapping)
static int	timestampPrecision(org.apache.flink.table.types.logical.LogicalType type)
static boolean	toBoolean(org.apache.flink.table.data.binary.BinaryStringData str) Parse a StringData to boolean.
static int	toDate(org.apache.flink.table.data.binary.BinaryStringData input)
static int	toTime(org.apache.flink.table.data.binary.BinaryStringData input)
static org.apache.flink.table.data.TimestampData	toTimestamp(org.apache.flink.table.data.binary.BinaryStringData input, int precision) Used by CAST(x as TIMESTAMP).

从类继承的方法 java.lang.Object

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

构造器详细资料

TypeUtils

public TypeUtils()

方法详细资料

project

public static org.apache.flink.table.types.logical.RowType project(org.apache.flink.table.types.logical.RowType inputType,
                                                                   int[] mapping)

castFromString

public static Object castFromString(String s,
                                    org.apache.flink.table.types.logical.LogicalType type)

timestampPrecision

public static int timestampPrecision(org.apache.flink.table.types.logical.LogicalType type)

toBoolean

public static boolean toBoolean(org.apache.flink.table.data.binary.BinaryStringData str)
                         throws org.apache.flink.table.api.TableException

Parse a StringData to boolean.

抛出:

org.apache.flink.table.api.TableException

toDate

public static int toDate(org.apache.flink.table.data.binary.BinaryStringData input)
                  throws java.time.DateTimeException

抛出:

java.time.DateTimeException

toTime

public static int toTime(org.apache.flink.table.data.binary.BinaryStringData input)
                  throws java.time.DateTimeException

抛出:

java.time.DateTimeException

toTimestamp

public static org.apache.flink.table.data.TimestampData toTimestamp(org.apache.flink.table.data.binary.BinaryStringData input,
                                                                    int precision)
                                                             throws java.time.DateTimeException

Used by CAST(x as TIMESTAMP).

抛出:

java.time.DateTimeException