Sure, attached are two command scripts: one that fails (when dumping store contents) and one that passes (when adding a value directly).
Thanks,
Tim
--
Tim A. Thompson (he, him)
Librarian for Applied Metadata Research
www.linkedin.com/in/timathompson
timothy.thomp...@yale.edu
El mar, 15 nov 2022 a la(s) 13:21, Christian Grün (christian.gr...@gmail.com)
escribió:
> Wow. I’ll look into that soon. Do you think you can provide me with a
> little test case (e.g., a BaseX command script) to reproduce this?
>
>
>
>
> Tim Thompson <timat...@gmail.com> schrieb am Di., 15. Nov. 2022, 19:16:
>
>> Thanks! I just tried to dump the contents of the store to a database
>> value:
>>
>> db:put-value(
>> "entries",
>> array {
>> store:keys() ! store:get(.) (: sequence of arrays :)
>> },
>> "x"
>> )
>>
>> But when I query with db:get-value("entries", "x"), I get a "Not
>> Expected" error. Should this kind of operation be possible?
>>
>> Error:
>> Improper use? Potential bug? Your feedback is welcome:
>> Contact: basex-talk@mailman.uni-konstanz.de
>> Version: BaseX 10.3 beta
>> Java: Azul Systems, Inc., 11.0.16
>> OS: Mac OS X, aarch64
>> Stack Trace:
>> java.lang.RuntimeException: Not Expected.
>> at org.basex.util.Util.notExpected(Util.java:54)
>> at org.basex.query.value.type.AtomType.read(AtomType.java:983)
>> at org.basex.core.Store.read(Store.java:315)
>> at org.basex.query.func.db.DbGetValue.resource(DbGetValue.java:70)
>> at org.basex.query.func.db.DbGetValue.value(DbGetValue.java:46)
>> at org.basex.query.func.db.DbGetValue.value(DbGetValue.java:27)
>> at org.basex.query.expr.ParseExpr.iter(ParseExpr.java:46)
>> at org.basex.query.scope.MainModule.iter(MainModule.java:48)
>> at org.basex.query.QueryContext.lambda$4(QueryContext.java:354)
>> at org.basex.query.QueryContext.run(QueryContext.java:763)
>> at org.basex.query.QueryContext.iter(QueryContext.java:354)
>> at org.basex.query.QueryContext.lambda$6(QueryContext.java:601)
>> at org.basex.query.QueryContext.run(QueryContext.java:763)
>> at org.basex.query.QueryContext.cache(QueryContext.java:598)
>> at org.basex.query.QueryProcessor.cache(QueryProcessor.java:118)
>> at org.basex.core.cmd.AQuery.run(AQuery.java:82)
>> at org.basex.core.Command.run(Command.java:233)
>> at org.basex.core.Command.execute(Command.java:93)
>> at org.basex.gui.GUI.execute(GUI.java:415)
>> at org.basex.gui.GUI.lambda$5(GUI.java:360)
>> at java.base/java.lang.Thread.run(Thread.java:829)
>>
>>
>>
>> --
>> Tim A. Thompson (he, him)
>> Librarian for Applied Metadata Research
>> www.linkedin.com/in/timathompson
>> timothy.thomp...@yale.edu
>>
>>
>> El mar, 15 nov 2022 a la(s) 13:07, Christian Grün (
>> christian.gr...@gmail.com) escribió:
>>
>>> You'll be safe: Updates with db:put-value will be managed via the
>>> Pending Update List [1], and future queries that operate on the same
>>> database will be queued until the update is finished.
>>>
>>> [1] https://docs.basex.org/wiki/XQuery_Update#Pending_Update_List
>>>
>>>
>>>
>>> Tim Thompson <timat...@gmail.com> schrieb am Di., 15. Nov. 2022, 18:50:
>>>
>>>> That's perfect--I knew I was missing something :)
>>>>
>>>> Are db:get-value and db:put-value side-effecting as well?
>>>>
>>>> Thanks,
>>>> Tim
>>>>
>>>>
>>>> --
>>>> Tim A. Thompson (he, him)
>>>> Librarian for Applied Metadata Research
>>>> www.linkedin.com/in/timathompson
>>>> timothy.thomp...@yale.edu
>>>>
>>>>
>>>> El mar, 15 nov 2022 a la(s) 12:28, Christian Grün (
>>>> christian.gr...@gmail.com) escribió:
>>>>
>>>>> Hi Tim,
>>>>>
>>>>> > Using the store module, is it possible to read and merge multiple
>>>>> custom stores into main memory
>>>>>
>>>>> We could add an argument (or options) to file:read to allow entries to
>>>>> be added to an existing main-memory store.
>>>>>
>>>>> > set a particular store as context for a query?
>>>>>
>>>>> The recommended approach is to invoke store:read before any other
>>>>> operation in the query. Please note, however, that the store will be
>>>>> globally available. If a second query runs on the same server and
>>>>> opens another store, it will change the behavior of the first query.
>>>>> For such use cases, it’s better to use databases.
>>>>>
>>>>> > Or, do I need to serialize the stores, e.g., as JSON and then create
>>>>> databases for them?
>>>>>
>>>>> You could have a look at the new db:get-value and db:put-value
>>>>> functions [1]: These functions have particularly been designed to
>>>>> organize XQuery items in databases, making casts to JSON or XML
>>>>> obsolete.
>>>>>
>>>>> Hope this helps,
>>>>> Christian
>>>>>
>>>>> [1] https://docs.basex.org/wiki/Database_Module#db:get-value
>>>>>
>>>>
get-value-test-fails.bxs
Description: Binary data
get-value-test-passes.bxs
Description: Binary data
