JoinConfig
Two-input equi-join configuration. left_input and right_input are pipeline port keys, keys contains at least one equality pair, and columns explicitly selects the output. Other join predicates are not accepted.
left_inputLeft Input (string)필수
Left input port key
right_inputRight Input (string)필수
Right input port key
join_typeJoin Type (string)필수
inner | left | right | full
Possible values: [inner, left, right, full]
keys object[]필수
Equi-join column pairs (non-empty)
Array [
leftLeft (string)필수
Join column on the left input
rightRight (string)필수
Join column on the right input
]
columns object[]필수
Output projection (non-empty)
Array [
inputInput (string)필수
Source input port key (left_input or right_input)
nameName (string)필수
Source column name on that input
alias object
Output column name (defaults to name)
- string
- null
string
]
JoinConfig
{
"left_input": "string",
"right_input": "string",
"join_type": "inner",
"keys": [
{
"left": "string",
"right": "string"
}
],
"columns": [
{
"input": "string",
"name": "string",
"alias": "string"
}
]
}