Training
Module
Write multi-table queries by using Kusto Query Language - Training
Learn how to write Kusto Query Language (KQL) queries to combine and retrieve data from two or more tables by using the `lookup`, `join`, and `union` operators.
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Table.FromPartitions(partitionColumn as text, partitions as list, optional partitionColumnType as nullable type) as table
Returns a table that is the result of combining a set of partitioned tables, partitions
. partitionColumn
is the name of the column to add. The type of the column defaults to any
, but can be specified by partitionColumnType
.
Find item type from the list {number}
.
Usage
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"}})}
}
)
}
}
)
}
}
)
Output
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
]
})
Training
Module
Write multi-table queries by using Kusto Query Language - Training
Learn how to write Kusto Query Language (KQL) queries to combine and retrieve data from two or more tables by using the `lookup`, `join`, and `union` operators.