L1Tickets = { // column family
userId: { // row key
42C120DF-D44A-44E4-9BDC-2B5439A5C7B4: { category:
"videoPhone", reportType: "POOR_PICTURE", ...},
99B60047-382A-4237-82CE-AE53A74FB747: { category:
"somethingElse", reportType: "FOO", ...}
}
}
On 3 July 2010 02:29, S Ahmed <sahmed1...@gmail.com> wrote:
>
> https://ria101.wordpress.com/2010/06/11/pelops-the-beautiful-cassandra-database-client-for-java
>
> So using the code snipped below, I want to create a json representation of
> the CF (super).
>
>
> /**
> * Write multiple sub-column values to a super column...
> * @param rowKey The key of the row to modify
> * @param colFamily The name of the super column family to
> operate on
> * @param colName The name of the super column
> * @param subColumns A list of the sub-columns to write
> */
> mutator. writeSubColumns(
> userId,
> "L1Tickets",
> UuidHelper.newTimeUuidBytes(), // using a UUID value that sorts by time
> mutator.newColumnList(
> mutator.newColumn("category", "videoPhone"),
> mutator.newColumn("reportType", "POOR_PICTURE"),
> mutator.newColumn("createdDate",
> NumberHelper.toBytes(System.currentTimeMillis())),
> mutator.newColumn("capture", jpegBytes),
> mutator.newColumn("comment") ));
>
>
> Can someone show me what it would look like?
>
> This is what I have so far....
>
> SupportTickets = {
>
> userId : {
>
> L1Tickets : { }
>
> }
>
>
> }
>
>
> But from what I understood, a CF of type super looks like (
> http://arin.me/blog/wtf-is-a-supercolumn-cassandra-data-model) :
>
> AddressBook = { // this is a ColumnFamily of type Super
> phatduckk: { // this is the key to this row inside the Super CF
> // the key here is the name of the owner of the address book
>
> // now we have an infinite # of super columns in this row
> // the keys inside the row are the names for the SuperColumns
> // each of these SuperColumns is an address book entry
> friend1: {street: "8th street", zip: "90210", city: "Beverley
> Hills", state: "CA"},
>
> // this is the address book entry for John in phatduckk's address
> book
> John: {street: "Howard street", zip: "94404", city: "FC", state:
> "CA"},
> Kim: {street: "X street", zip: "87876", city: "Balls", state:
> "VA"},
> Tod: {street: "Jerry street", zip: "54556", city: "Cartoon", state:
> "CO"},
> Bob: {street: "Q Blvd", zip: "24252", city: "Nowhere", state:
> "MN"},
> ...
> // we can have an infinite # of ScuperColumns (aka address book
> entries)
> }, // end row
> ieure: { // this is the key to another row in the Super CF
> // all the address book entries for ieure
> joey: {street: "A ave", zip: "55485", city: "Hell", state: "NV"},
> William: {street: "Armpit Dr", zip: "93301", city: "Bakersfield",
> state: "CA"},
> },
> }
>
> The Pelop's code snippet seems to be adding an additional inner layer to
> this to me, confused!
>
>
