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Hello,
I was hoping someone might be able to tell me if it is possible to build a set of queries, loaded to tables in Excel, from a list of sources. I;'ve worked with single parameters before (like pasing a DATE into a query) but never iterating through a 'list' of parameters.
With my limited knowledge, I understand that a standard query has a source, formed somethign like this;
Source = OData.Feed("SOURCE_ENETERED_HERE", null, [Implementation="2.0"]),
THIS_IS_MY_DATA_table = Source{[Name="THIS_IS_MY_DATA",Signature="table"]}[Data],
What I would like to do is load a 'list' of data source names into a table in Power Query and the generate the queries from these, I currently create these manually, somethign like;
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_1_table = Source{[Name='THIS_IS_MY_DATA_1',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_2_table = Source{[Name='THIS_IS_MY_DATA_2',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_3_table = Source{[Name='THIS_IS_MY_DATA_3',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_4_table = Source{[Name='THIS_IS_MY_DATA_4',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_5_table = Source{[Name='THIS_IS_MY_DATA_5',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_6_table = Source{[Name='THIS_IS_MY_DATA_6',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_7_table = Source{[Name='THIS_IS_MY_DATA_7',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_8_table = Source{[Name='THIS_IS_MY_DATA_8',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_9_table = Source{[Name='THIS_IS_MY_DATA_9',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_10_table = Source{[Name='THIS_IS_MY_DATA_10',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_11_table = Source{[Name='THIS_IS_MY_DATA_11',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_12_table = Source{[Name='THIS_IS_MY_DATA_12',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_13_table = Source{[Name='THIS_IS_MY_DATA_13',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_14_table = Source{[Name='THIS_IS_MY_DATA_14',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_15_table = Source{[Name='THIS_IS_MY_DATA_15',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_16_table = Source{[Name='THIS_IS_MY_DATA_16',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_17_table = Source{[Name='THIS_IS_MY_DATA_17',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_18_table = Source{[Name='THIS_IS_MY_DATA_18',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_19_table = Source{[Name='THIS_IS_MY_DATA_19',Signature='table']}[Data],
Source = OData.Feed('SOURCE_ENETERED_HERE', null, [Implementation='2.0']), THIS_IS_MY_DATA_20_table = Source{[Name='THIS_IS_MY_DATA_20',Signature='table']}[Data],
What would be great, would be to store the following in a table in power query and then have power query 'iterate' though the list and create the 20 queries (and tables) in excel for me, is this possible?
LIST OF DATA SOURCES
| THIS_IS_MY_DATA_1 |
| THIS_IS_MY_DATA_2 |
| THIS_IS_MY_DATA_3 |
| THIS_IS_MY_DATA_4 |
| THIS_IS_MY_DATA_5 |
| THIS_IS_MY_DATA_6 |
| THIS_IS_MY_DATA_7 |
| THIS_IS_MY_DATA_8 |
| THIS_IS_MY_DATA_9 |
| THIS_IS_MY_DATA_10 |
| THIS_IS_MY_DATA_11 |
| THIS_IS_MY_DATA_12 |
| THIS_IS_MY_DATA_13 |
| THIS_IS_MY_DATA_14 |
| THIS_IS_MY_DATA_15 |
| THIS_IS_MY_DATA_16 |
| THIS_IS_MY_DATA_17 |
| THIS_IS_MY_DATA_18 |
| THIS_IS_MY_DATA_19 |
| THIS_IS_MY_DATA_20 |
Hi @Anonymous ,
Technically it's possible. You would essentially just replace the references in the Source/Navigation steps to a position in your list.
So, references to 'THIS_IS_MY_DATA_1' would become 'LIST OF DATA SOURCES'{0}.
There will be other intricacies to getting this to work exactly as required (for example, error handling queries that reference a list position beyond the length of your source list etc.), but this is the principle of the method.
Pete
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