程序包 com.taosdata.jdbc.utils

类 NullType

  • public class NullType
extends Object

    • 构造器详细资料

      • NullType

        public NullType()

    • 方法详细资料

      • isBooleanNull

        public static boolean isBooleanNull​(byte val)

      • isTinyIntNull

        public static boolean isTinyIntNull​(byte val)

      • isUnsignedTinyIntNull

        public static boolean isUnsignedTinyIntNull​(byte val)

      • isSmallIntNull

        public static boolean isSmallIntNull​(short val)

      • isUnsignedSmallIntNull

        public static boolean isUnsignedSmallIntNull​(short val)

      • isIntNull

        public static boolean isIntNull​(int val)

      • isUnsignedIntNull

        public static boolean isUnsignedIntNull​(int val)

      • isBigIntNull

        public static boolean isBigIntNull​(long val)

      • isUnsignedBigIntNull

        public static boolean isUnsignedBigIntNull​(long val)

      • isFloatNull

        public static boolean isFloatNull​(float val)

      • isDoubleNull

        public static boolean isDoubleNull​(double val)

      • isBinaryNull

        public static boolean isBinaryNull​(byte[] val,
                                   int length)

      • isNcharNull

        public static boolean isNcharNull​(byte[] val,
                                  int length)

      • getBooleanNull

        public static byte getBooleanNull()

      • getTinyintNull

        public static byte getTinyintNull()

      • getIntNull

        public static int getIntNull()

      • getSmallIntNull

        public static short getSmallIntNull()

      • getBigIntNull

        public static long getBigIntNull()

      • getFloatNull

        public static int getFloatNull()

      • getDoubleNull

        public static long getDoubleNull()

      • getBinaryNull

        public static byte getBinaryNull()

      • getNcharNull

        public static byte[] getNcharNull()