Constant Field Values

Contents

• org.apache.*

org.apache.*

org.apache.iotdb.tsfile.common.conf.TSFileConfig

Modifier and Type	Constant Field	Value
public static final int	ARRAY_CAPACITY_THRESHOLD	1000
public static final int	BYTE_SIZE_PER_CHAR	4
public static final String	CONFIG_FILE_NAME	"iotdb-datanode.properties"
public static final int	DOUBLE_VALUE_LENGTH	7
public static final int	FLOAT_VALUE_LENGTH	6
public static final double	GORILLA_ENCODING_ENDING_DOUBLE	0d/0d
public static final float	GORILLA_ENCODING_ENDING_FLOAT	0f/0f
public static final int	GORILLA_ENCODING_ENDING_INTEGER	-2147483648
public static final long	GORILLA_ENCODING_ENDING_LONG	-9223372036854775808L
public static final int	LEADING_ZERO_BITS_LENGTH_32BIT	5
public static final int	LEADING_ZERO_BITS_LENGTH_64BIT	6
public static final String	MAGIC_STRING	"TsFile"
public static final double	MAX_BLOOM_FILTER_ERROR_RATE	0.1
public static final int	MEANINGFUL_XOR_BITS_LENGTH_32BIT	5
public static final int	MEANINGFUL_XOR_BITS_LENGTH_64BIT	6
public static final double	MIN_BLOOM_FILTER_ERROR_RATE	0.01
public static final int	RLE_MAX_BIT_PACKED_NUM	63
public static final int	RLE_MAX_REPEATED_NUM	32767
public static final int	RLE_MIN_REPEATED_NUM	8
public static final String	STRING_ENCODING	"UTF-8"
public static final int	VALUE_BITS_LENGTH_32BIT	32
public static final int	VALUE_BITS_LENGTH_64BIT	64
public static final byte	VERSION_NUMBER	3
public static final String	VERSION_NUMBER_V1	"000001"
public static final String	VERSION_NUMBER_V2	"000002"

org.apache.iotdb.tsfile.common.constant.JsonFormatConstant

Modifier and Type	Constant Field	Value
public static final String	COMPRESS_TYPE	"compressor"
public static final String	DATA_TYPE	"data_type"
public static final String	DEFAULT_DELTA_TYPE	"default_delta_type"
public static final String	DELTA_TYPE	"delta_type"
public static final String	ENUM_VALUES	"enum_values"
public static final String	ENUM_VALUES_SEPARATOR	","
public static final String	FREQ_TYPE	"freq_type"
public static final String	JSON_SCHEMA	"schema"
public static final String	MAX_POINT_NUMBER	"max_point_number"
public static final String	MAX_STRING_LENGTH	"max_string_length"
public static final String	MEASUREMENT_ENCODING	"encoding"
public static final String	MEASUREMENT_UID	"measurement_id"
public static final String	PAGE_SIZE	"page_size"
public static final String	PROPERTIES	"properties"
public static final String	ROW_GROUP_SIZE	"row_group_size"
public static final String	TSRECORD_SEPARATOR	","

org.apache.iotdb.tsfile.common.constant.QueryConstant

Modifier and Type	Constant Field	Value
public static final String	BOOLEAN	"BOOLEAN"
public static final String	BYTE_ARRAY	"BYTE_ARRAY"
public static final String	DOUBLE	"DOUBLE"
public static final String	FLOAT	"FLOAT"
public static final String	INT32	"INT32"
public static final String	INT64	"INT64"
public static final String	RESERVED_TIME	"time"

org.apache.iotdb.tsfile.common.constant.TsFileConstant

Modifier and Type	Constant Field	Value
public static final char	BACK_QUOTE	96
public static final String	BACK_QUOTE_STRING	"`"
public static final String	DOUBLE_BACK_QUOTE_STRING	"``"
public static final char	DOUBLE_QUOTE	34
public static final String	PATH_ROOT	"root"
public static final String	PATH_SEPARATER_NO_REGEX	"\\."
public static final String	PATH_SEPARATOR	"."
public static final char	PATH_SEPARATOR_CHAR	46
public static final byte	TIME_COLUMN_MASK	-128
public static final String	TMP_SUFFIX	"tmp"
public static final String	TSFILE_CONF	"TSFILE_CONF"
public static final String	TSFILE_HOME	"TSFILE_HOME"
public static final String	TSFILE_SUFFIX	".tsfile"
public static final byte	VALUE_COLUMN_MASK	64

org.apache.iotdb.tsfile.encoding.decoder.GorillaDecoderV1

Modifier and Type	Constant Field	Value
protected static final int	EOF	-1

org.apache.iotdb.tsfile.encoding.encoder.DeltaBinaryEncoder

Modifier and Type	Constant Field	Value
protected static final int	BLOCK_DEFAULT_SIZE	128

org.apache.iotdb.tsfile.encoding.encoder.Encoder

Modifier and Type	Constant Field	Value
public static final String	MAX_POINT_NUMBER	"max_point_number"
public static final String	MAX_STRING_LENGTH	"max_string_length"

org.apache.iotdb.tsfile.encoding.encoder.FreqEncoder

Modifier and Type	Constant Field	Value
protected static final int	BLOCK_DEFAULT_SIZE	1024
protected static final double	DEFAULT_SNR	40.0
public static final String	FREQ_ENCODING_BLOCK_SIZE	"freq_encoding_block_size"
public static final String	FREQ_ENCODING_SNR	"freq_encoding_snr"

org.apache.iotdb.tsfile.encoding.encoder.RegularDataEncoder

Modifier and Type	Constant Field	Value
protected static final int	BLOCK_DEFAULT_SIZE	128

org.apache.iotdb.tsfile.file.MetaMarker

Modifier and Type	Constant Field	Value
public static final byte	CHUNK_GROUP_HEADER	0
public static final byte	CHUNK_HEADER	1
public static final byte	ONLY_ONE_PAGE_CHUNK_HEADER	5
public static final byte	ONLY_ONE_PAGE_TIME_CHUNK_HEADER	-123
public static final byte	ONLY_ONE_PAGE_VALUE_CHUNK_HEADER	69
public static final byte	OPERATION_INDEX_RANGE	4
public static final byte	SEPARATOR	2
public static final byte	TIME_CHUNK_HEADER	-127
public static final byte	VALUE_CHUNK_HEADER	65
public static final byte	VERSION	3

org.apache.iotdb.tsfile.read.TsFileCheckStatus

Modifier and Type	Constant Field	Value
public static final long	COMPLETE_FILE	0L
public static final long	FILE_EXISTS_MISTAKES	-1L
public static final long	FILE_NOT_FOUND	-3L
public static final long	INCOMPATIBLE_FILE	-2L

org.apache.iotdb.tsfile.read.common.BatchData

Modifier and Type	Constant Field	Value
protected static final int	CAPACITY_THRESHOLD	1000

org.apache.iotdb.tsfile.read.common.block.TsBlockBuilderStatus

Modifier and Type	Constant Field	Value
public static final int	DEFAULT_MAX_TSBLOCK_SIZE_IN_BYTES	1048576

org.apache.iotdb.tsfile.read.common.block.column.BooleanColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	2

org.apache.iotdb.tsfile.read.common.block.column.DoubleColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	9

org.apache.iotdb.tsfile.read.common.block.column.FloatColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	5

org.apache.iotdb.tsfile.read.common.block.column.IntColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	5

org.apache.iotdb.tsfile.read.common.block.column.LongColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	9

org.apache.iotdb.tsfile.read.common.block.column.TimeColumn

Modifier and Type	Constant Field	Value
public static final int	SIZE_IN_BYTES_PER_POSITION	8

org.apache.iotdb.tsfile.utils.FilePathUtils

Modifier and Type	Constant Field	Value
public static final String	FILE_NAME_SEPARATOR	"-"

org.apache.iotdb.tsfile.utils.RamUsageEstimator

Modifier and Type	Constant Field	Value
public static final int	NUM_BYTES_BOOLEAN	1
public static final int	NUM_BYTES_BYTE	1
public static final int	NUM_BYTES_CHAR	2
public static final int	NUM_BYTES_DOUBLE	8
public static final int	NUM_BYTES_FLOAT	4
public static final int	NUM_BYTES_INT	4
public static final int	NUM_BYTES_LONG	8
public static final int	NUM_BYTES_SHORT	2
public static final long	ONE_GB	1073741824L
public static final long	ONE_KB	1024L
public static final long	ONE_MB	1048576L

org.apache.iotdb.tsfile.utils.ReadWriteIOUtils

Modifier and Type	Constant Field	Value
public static final float	BIT_LEN	0.125f
public static final int	BOOLEAN_LEN	1
public static final int	DOUBLE_LEN	8
public static final int	FLOAT_LEN	4
public static final int	INT_LEN	4
public static final int	LONG_LEN	8
public static final int	SHORT_LEN	2

org.apache.iotdb.tsfile.utils.TsFileGeneratorUtils

Modifier and Type	Constant Field	Value
public static final String	testStorageGroup	"root.testsg"