package common
import "fmt"
type PhyType int
const (
NA PhyType = 0
BOOL PhyType = 1
UINT8 PhyType = 2
INT8 PhyType = 3
UINT16 PhyType = 4
INT16 PhyType = 5
UINT32 PhyType = 6
INT32 PhyType = 7
UINT64 PhyType = 8
INT64 PhyType = 9
FLOAT PhyType = 11
DOUBLE PhyType = 12
INTERVAL PhyType = 21
LIST PhyType = 23
STRUCT PhyType = 24
VARCHAR PhyType = 200
INT128 PhyType = 204
UNKNOWN PhyType = 205
BIT PhyType = 206
DATE PhyType = 207
POINTER PhyType = 208
DECIMAL PhyType = 209
INVALID PhyType = 255
)
var pTypeToStr = map[PhyType]string{
NA: "NA",
BOOL: "BOOL",
UINT8: "UINT8",
INT8: "INT8",
UINT16: "UINT16",
INT16: "INT16",
UINT32: "UINT32",
INT32: "INT32",
UINT64: "UINT64",
INT64: "INT64",
FLOAT: "FLOAT",
DOUBLE: "DOUBLE",
INTERVAL: "INTERVAL",
LIST: "LIST",
STRUCT: "STRUCT",
VARCHAR: "VARCHAR",
INT128: "INT128",
UNKNOWN: "UNKNOWN",
BIT: "BIT",
DATE: "DATE",
POINTER: "POINTER",
DECIMAL: "DECIMAL",
INVALID: "INVALID",
}
func (pt PhyType) String() string {
if s, has := pTypeToStr[pt]; has {
return s
}
panic(fmt.Sprintf("usp %d", pt))
}
func (pt PhyType) Size() int {
switch pt {
case BIT:
return BoolSize
case BOOL:
return BoolSize
case INT8:
return Int8Size
case INT16:
return Int16Size
case INT32:
return Int32Size
case INT64:
return Int64Size
case UINT8:
return Int8Size
case UINT16:
return Int16Size
case UINT32:
return Int32Size
case UINT64:
return Int64Size
case INT128:
return Int128Size
case FLOAT:
return Float32Size
case DOUBLE:
return Int64Size
case VARCHAR:
return VarcharSize
case INTERVAL:
return IntervalSize
case STRUCT:
case UNKNOWN:
return 0
case LIST:
panic("usp")
case DATE:
return DateSize
case POINTER:
return PointerSize
case DECIMAL:
return DecimalSize
default:
panic("usp")
}
panic("usp")
}
func (pt PhyType) IsConstant() bool {
return pt >= BOOL && pt <= DOUBLE ||
pt == INTERVAL ||
pt == INT128 ||
pt == DATE ||
pt == POINTER ||
pt == DECIMAL
}
func (pt PhyType) IsVarchar() bool {
return pt == VARCHAR
}