common

package
v3.0.0 Latest Latest
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 Go to latest Published: Aug 10, 2022 License: MIT Imports: 8 Imported by: 3

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Index

Constants

View Source 
const (
	MaxTaosSqlLen   = 1048576
	DefaultUser     = "root"
	DefaultPassword = "taosdata"
)
View Source 
const (
	PrecisionMilliSecond = 0
	PrecisionMicroSecond = 1
	PrecisionNanoSecond  = 2
)
View Source 
const (
	TSDB_OPTION_LOCALE = iota
	TSDB_OPTION_CHARSET
	TSDB_OPTION_TIMEZONE
	TSDB_OPTION_CONFIGDIR
	TSDB_OPTION_SHELL_ACTIVITY_TIMER
	TSDB_MAX_OPTIONS
)
View Source 
const (
	TSDB_DATA_TYPE_NULL       = 0  // 1 bytes
	TSDB_DATA_TYPE_BOOL       = 1  // 1 bytes
	TSDB_DATA_TYPE_TINYINT    = 2  // 1 byte
	TSDB_DATA_TYPE_SMALLINT   = 3  // 2 bytes
	TSDB_DATA_TYPE_INT        = 4  // 4 bytes
	TSDB_DATA_TYPE_BIGINT     = 5  // 8 bytes
	TSDB_DATA_TYPE_FLOAT      = 6  // 4 bytes
	TSDB_DATA_TYPE_DOUBLE     = 7  // 8 bytes
	TSDB_DATA_TYPE_BINARY     = 8  // string
	TSDB_DATA_TYPE_TIMESTAMP  = 9  // 8 bytes
	TSDB_DATA_TYPE_NCHAR      = 10 // unicode string
	TSDB_DATA_TYPE_UTINYINT   = 11 // 1 byte
	TSDB_DATA_TYPE_USMALLINT  = 12 // 2 bytes
	TSDB_DATA_TYPE_UINT       = 13 // 4 bytes
	TSDB_DATA_TYPE_UBIGINT    = 14 // 8 bytes
	TSDB_DATA_TYPE_JSON       = 15
	TSDB_DATA_TYPE_VARBINARY  = 16
	TSDB_DATA_TYPE_DECIMAL    = 17
	TSDB_DATA_TYPE_BLOB       = 18
	TSDB_DATA_TYPE_MEDIUMBLOB = 19
	TSDB_DATA_TYPE_MAX        = 20
)
View Source 
const (
	TSDB_DATA_TYPE_NULL_Str      = "NULL"
	TSDB_DATA_TYPE_BOOL_Str      = "BOOL"
	TSDB_DATA_TYPE_TINYINT_Str   = "TINYINT"
	TSDB_DATA_TYPE_SMALLINT_Str  = "SMALLINT"
	TSDB_DATA_TYPE_INT_Str       = "INT"
	TSDB_DATA_TYPE_BIGINT_Str    = "BIGINT"
	TSDB_DATA_TYPE_FLOAT_Str     = "FLOAT"
	TSDB_DATA_TYPE_DOUBLE_Str    = "DOUBLE"
	TSDB_DATA_TYPE_BINARY_Str    = "VARCHAR"
	TSDB_DATA_TYPE_TIMESTAMP_Str = "TIMESTAMP"
	TSDB_DATA_TYPE_NCHAR_Str     = "NCHAR"
	TSDB_DATA_TYPE_UTINYINT_Str  = "TINYINT UNSIGNED"
	TSDB_DATA_TYPE_USMALLINT_Str = "SMALLINT UNSIGNED"
	TSDB_DATA_TYPE_UINT_Str      = "INT UNSIGNED"
	TSDB_DATA_TYPE_UBIGINT_Str   = "BIGINT UNSIGNED"
	TSDB_DATA_TYPE_JSON_Str      = "JSON"
)
View Source 
const (
	TMQ_RES_INVALID    = -1
	TMQ_RES_DATA       = 1
	TMQ_RES_TABLE_META = 2
)
View Source 
const DefaultHttpPort = 6041

Variables

View Source 
var (
	NullInt8    = reflect.TypeOf(types.NullInt8{})
	NullInt16   = reflect.TypeOf(types.NullInt16{})
	NullInt32   = reflect.TypeOf(types.NullInt32{})
	NullInt64   = reflect.TypeOf(types.NullInt64{})
	NullUInt8   = reflect.TypeOf(types.NullUInt8{})
	NullUInt16  = reflect.TypeOf(types.NullUInt16{})
	NullUInt32  = reflect.TypeOf(types.NullUInt32{})
	NullUInt64  = reflect.TypeOf(types.NullUInt64{})
	NullFloat32 = reflect.TypeOf(types.NullFloat32{})
	NullFloat64 = reflect.TypeOf(types.NullFloat64{})
	NullTime    = reflect.TypeOf(types.NullTime{})
	NullBool    = reflect.TypeOf(types.NullBool{})
	NullString  = reflect.TypeOf(types.NullString{})
	NullJson    = reflect.TypeOf(types.NullJson{})
	UnknownType = reflect.TypeOf(new(interface{})).Elem()
)
View Source 
var ColumnTypeMap = map[int]reflect.Type{
	TSDB_DATA_TYPE_BOOL:      NullBool,
	TSDB_DATA_TYPE_TINYINT:   NullInt8,
	TSDB_DATA_TYPE_SMALLINT:  NullInt16,
	TSDB_DATA_TYPE_INT:       NullInt32,
	TSDB_DATA_TYPE_BIGINT:    NullInt64,
	TSDB_DATA_TYPE_UTINYINT:  NullUInt8,
	TSDB_DATA_TYPE_USMALLINT: NullUInt16,
	TSDB_DATA_TYPE_UINT:      NullUInt32,
	TSDB_DATA_TYPE_UBIGINT:   NullUInt64,
	TSDB_DATA_TYPE_FLOAT:     NullFloat32,
	TSDB_DATA_TYPE_DOUBLE:    NullFloat64,
	TSDB_DATA_TYPE_BINARY:    NullString,
	TSDB_DATA_TYPE_NCHAR:     NullString,
	TSDB_DATA_TYPE_TIMESTAMP: NullTime,
	TSDB_DATA_TYPE_JSON:      NullJson,
}
View Source 
var NameTypeMap = map[string]int{
	TSDB_DATA_TYPE_NULL_Str:      TSDB_DATA_TYPE_NULL,
	TSDB_DATA_TYPE_BOOL_Str:      TSDB_DATA_TYPE_BOOL,
	TSDB_DATA_TYPE_TINYINT_Str:   TSDB_DATA_TYPE_TINYINT,
	TSDB_DATA_TYPE_SMALLINT_Str:  TSDB_DATA_TYPE_SMALLINT,
	TSDB_DATA_TYPE_INT_Str:       TSDB_DATA_TYPE_INT,
	TSDB_DATA_TYPE_BIGINT_Str:    TSDB_DATA_TYPE_BIGINT,
	TSDB_DATA_TYPE_FLOAT_Str:     TSDB_DATA_TYPE_FLOAT,
	TSDB_DATA_TYPE_DOUBLE_Str:    TSDB_DATA_TYPE_DOUBLE,
	TSDB_DATA_TYPE_BINARY_Str:    TSDB_DATA_TYPE_BINARY,
	TSDB_DATA_TYPE_TIMESTAMP_Str: TSDB_DATA_TYPE_TIMESTAMP,
	TSDB_DATA_TYPE_NCHAR_Str:     TSDB_DATA_TYPE_NCHAR,
	TSDB_DATA_TYPE_UTINYINT_Str:  TSDB_DATA_TYPE_UTINYINT,
	TSDB_DATA_TYPE_USMALLINT_Str: TSDB_DATA_TYPE_USMALLINT,
	TSDB_DATA_TYPE_UINT_Str:      TSDB_DATA_TYPE_UINT,
	TSDB_DATA_TYPE_UBIGINT_Str:   TSDB_DATA_TYPE_UBIGINT,
	TSDB_DATA_TYPE_JSON_Str:      TSDB_DATA_TYPE_JSON,
}
View Source 
var TypeNameMap = map[int]string{
	TSDB_DATA_TYPE_NULL:      TSDB_DATA_TYPE_NULL_Str,
	TSDB_DATA_TYPE_BOOL:      TSDB_DATA_TYPE_BOOL_Str,
	TSDB_DATA_TYPE_TINYINT:   TSDB_DATA_TYPE_TINYINT_Str,
	TSDB_DATA_TYPE_SMALLINT:  TSDB_DATA_TYPE_SMALLINT_Str,
	TSDB_DATA_TYPE_INT:       TSDB_DATA_TYPE_INT_Str,
	TSDB_DATA_TYPE_BIGINT:    TSDB_DATA_TYPE_BIGINT_Str,
	TSDB_DATA_TYPE_FLOAT:     TSDB_DATA_TYPE_FLOAT_Str,
	TSDB_DATA_TYPE_DOUBLE:    TSDB_DATA_TYPE_DOUBLE_Str,
	TSDB_DATA_TYPE_BINARY:    TSDB_DATA_TYPE_BINARY_Str,
	TSDB_DATA_TYPE_TIMESTAMP: TSDB_DATA_TYPE_TIMESTAMP_Str,
	TSDB_DATA_TYPE_NCHAR:     TSDB_DATA_TYPE_NCHAR_Str,
	TSDB_DATA_TYPE_UTINYINT:  TSDB_DATA_TYPE_UTINYINT_Str,
	TSDB_DATA_TYPE_USMALLINT: TSDB_DATA_TYPE_USMALLINT_Str,
	TSDB_DATA_TYPE_UINT:      TSDB_DATA_TYPE_UINT_Str,
	TSDB_DATA_TYPE_UBIGINT:   TSDB_DATA_TYPE_UBIGINT_Str,
	TSDB_DATA_TYPE_JSON:      TSDB_DATA_TYPE_JSON_Str,
}

Functions

func InterpolateParams 

func InterpolateParams(query string, args []driver.Value) (string, error)

func TimeToTimestamp 

func TimeToTimestamp(t time.Time, precision int) (timestamp int64)

func TimestampConvertToTime 

func TimestampConvertToTime(timestamp int64, precision int) time.Time

Types

type Meta 

type Meta struct {
	Type      string `json:"type"`
	TableName string `json:"tableName"`
	TableType string `json:"tableType"`
	Columns   []struct {
		Name   string `json:"name"`
		Type   int    `json:"type"`
		Length int    `json:"length"`
	} `json:"columns"`
	Using  string `json:"using"`
	TagNum int    `json:"tagNum"`
	Tags   []struct {
		Name  string      `json:"name"`
		Type  int         `json:"type"`
		Value interface{} `json:"value"`
	} `json:"tags"`
	TableNameList []string `json:"tableNameList"`
	AlterType     int      `json:"alterType"`
	ColName       string   `json:"colName"`
	ColNewName    string   `json:"colNewName"`
	ColType       int      `json:"colType"`
	ColLength     int      `json:"colLength"`
	ColValue      string   `json:"colValue"`
	ColValueNull  bool     `json:"colValueNull"`
}

type TDEngineRestfulResp 

type TDEngineRestfulResp struct {
	Code      int
	Rows      int
	Desc      string
	ColNames  []string
	ColTypes  []int
	ColLength []int64
	Data      [][]driver.Value
}

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