Syntax
Table.FromPartitions(
partitionColumn as text,
partitions as list,
optional partitionColumnType as nullable type
) as table
About
返回一个表，该表是合并一组已分区表的结果。 partitions
partitionColumn 是要添加的列的名称。 列的类型默认any为，但可以指定 。partitionColumnType
示例 1
从列表中 {number}查找项类型。
用法
Table.FromPartitions(
"Year",
{
{
1994,
Table.FromPartitions(
"Month",
{
{
"Jan",
Table.FromPartitions(
"Day",
{
{1, #table({"Foo"}, {{"Bar"}})},
{2, #table({"Foo"}, {{"Bar"}})}
}
)
},
{
"Feb",
Table.FromPartitions(
"Day",
{
{3, #table({"Foo"}, {{"Bar"}})},
{4, #table({"Foo"}, {{"Bar"}})}
}
)
}
}
)
}
}
)
输出
Table.FromRecords({
[
Foo = "Bar",
Day = 1,
Month = "Jan",
Year = 1994
],
[
Foo = "Bar",
Day = 2,
Month = "Jan",
Year = 1994
],
[
Foo = "Bar",
Day = 3,
Month = "Feb",
Year = 1994
],
[
Foo = "Bar",
Day = 4,
Month = "Feb",
Year = 1994
]
})