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Kelvin Li
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By
Kelvin Li
Edited
Nov 3, 2023
Insert cell
Insert cell
arrow
=
require
(
'apache-arrow@6.0.1'
)
Insert cell
ts
=
new
Date
(
'9999-12-31T23:59:59.999999Z'
)
.
getTime
(
)
Insert cell
timestampVector
=
arrow
.
Builder
.
new
(
{
type
:
new
arrow
.
TimestampMicrosecond
(
)
}
)
.
append
(
ts
)
.
finish
(
)
.
toVector
(
)
Insert cell
table
=
arrow
.
Table
.
new
(
[
timestampVector
]
,
[
'ts'
]
)
Insert cell
column
=
table
.
getColumnAt
(
0
)
Insert cell
result
=
column
.
get
(
0
)
Insert cell
resultTimeString
=
new
Date
(
column
.
get
(
0
)
)
.
toISOString
(
)
Insert cell
moment
=
require
(
'moment'
)
Insert cell
timeInMomemnt
=
moment
.
utc
(
result
)
.
toString
(
)
Insert cell
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ts
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timestampVector
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table
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column
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result
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resultTimeString
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moment
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timeInMomemnt
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