Changes in version 0.8.0                        

  - Fixed missing cdm_schema attribute in cdm_reference when using
    remote databases (e.g., SQL Server).

  - Implemented dynamic, unique schema names (prefixed with
    cdm_testgenerator_) to prevent database collisions.

  - Fixed patientsCDM() to ensure the correct remote CDM reference is
    returned during the injection process.

  - Added regression tests to verify cdm_schema attribute presence and
    CohortConstructor compatibility on SQL Server.

  - Removed DARWIN_ prefix from environment variables to run tests on
    SQL Server and Postgres.

                 Changes in version 0.7.0 (2026-04-30)                  

  - Support for PostgreSQL as a DBMS in patientsCDM()

  - Added RPostgres to Imports

  - Added skip_on_cran() to several tests to avoid network dependencies
    during R CMD check

  - Updated .gitignore and .Rbuildignore

                 Changes in version 0.6.0 (2026-04-16)                  

  - Support other database types next to duckdb: sqlserver and
    databricks

  - Remove dependency on arrow

  - generateTestTables() creates the most common used tables in the
    Excel sheet by default

                 Changes in version 0.5.0 (2026-01-14)                  

  - Support cdm version 5.4, this requires the latest version of
    CDMConnector

                 Changes in version 0.4.0 (2025-05-27)                  

  - Extra tables can be added through readPatients.xl(), that table then
    is pushed to "other tables" in the CDM reference using
    patientsCDM().

                 Changes in version 0.3.3 (2024-11-08)                  

  - generateTestTable() creates an Excel file with sheets that
    correspond to OMOP-CDM tables.

  - patientsCDM() now accepts cdmName as argument to allow for custom
    cdm name.

  - getEmptyCDM() returns an empty cdm object.

                        Changes in version 0.3.2                        

  - Fixed bug related to empty tables pushed to the duckdb CDM.

                 Changes in version 0.3.1 (2024-05-28)                  

  - readPatients() now has a parameter to select either Excel or CSV
    files as an input.

  - readPatients.xl() and readPatients.csv are also exported functions
    for convenience.

  - graphCohort() provides a visualisation of cohort timelines.

  - JSONS are saved in the testthat/testCases folder as default for
    better test self-containment.

  - Tested with MIMIC database.

                 Changes in version 0.2.5 (2024-02-01)                  

  - Using omopgenerics for checking Excel data.

                        Changes in version 0.2.4                        

  - Updated DESCRIPTION.

                        Changes in version 0.2.3                        

  - Updated examples.

                        Changes in version 0.2.2                        

  - Updated messages in functions.

                        Changes in version 0.2.1                        

  - Updated documentation and vignette explaining sample data.

                        Changes in version 0.2.0                        

  - Initial CRAN submission.

                        Changes in version 0.1.0                        

  - Tests passed and finishes documentation.