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mdumandag committed Sep 15, 2021
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17 changes: 14 additions & 3 deletions docs/using_python_client_with_hazelcast_imdg.rst
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Expand Up @@ -1358,6 +1358,11 @@ streams and data at rest in other data stores.
Hazelcast platform. In order for the client and the server to be fully
compatible with each other, their major versions must be the same.

.. warning::

You cannot run SQL queries on lite members. This limitation will be removed
in future releases.

Supported Queries
~~~~~~~~~~~~~~~~~

Expand Down Expand Up @@ -1423,6 +1428,12 @@ with a filter on it. In SQL, a stream is like a table with infinitely many rows
which you can only access sequentially and thus never reach the end. For
example, you will get an error if you try to aggregate the whole stream.

.. tip::

For a tutorial on building a data pipeline with a streaming query, see
`Get Started with SQL Pipelines
<https://docs.hazelcast.com/hazelcast/latest/pipelines/learn-sql.html>`__.

**Federated Queries**

Federated queries are those that join tables from different datasets. Normally,
Expand Down Expand Up @@ -1610,7 +1621,7 @@ fields depends on the serialization format, as described below:
objects, the object is deserialized if needed and then analyzed using the
reflection mechanism (on the server-side). Only public fields and getters
are taken into account. See the `IMDG Reference Manual
<https://docs.hazelcast.com/imdg/latest/sql/querying-imap.html#key-and-value-fields>`__
<https://docs.hazelcast.com/hazelcast/latest/query/querying-maps-sql.html#querying-object-fields>`__
for details.

Consider the ``Employee`` class from the example above; the SQL service can
Expand Down Expand Up @@ -1639,7 +1650,7 @@ using `CREATE MAPPING
statement.

For example, this code snippet creates a mapping to a new map called
``my_map``, which stores the JSON values ``name`` and ``salary`` and query
``employees``, which stores the JSON values ``name`` and ``salary`` and query
it:

.. code:: python
Expand Down Expand Up @@ -1740,7 +1751,7 @@ Available connectors are:
Read from and write to Kafka topics.
- `File
<https://docs.hazelcast.com/hazelcast/latest/sql/file-connector.html>`__:
Read from a https://docs.hazelcast.com/hazelcast/latest/sql/connectors.htmllocal or remote file.
Read from a local or remote file.
- `IMap
<https://docs.hazelcast.com/hazelcast/latest/sql/imap-connector.html>`__:
Read from and write to an IMap.
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