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CHANGELOG.md

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2.3.0 (2023-08-08)

Changes

  • Update dependencies:
    • snowflake-connector-python[pandas]
    • boto3
    • pytest
    • python-dotenv

2.2.0 (2022-05-12)

Changes

  • Revert use of ujson

2.1.0 (2022-05-05)

Changes

  • Use usjon for JSON encoding/decoding

2.0.1 (2022-04-08)

Fixes

  • Only drop pk constraint if table has one
  • Don't raise PrimaryKeyNotFoundException when a record has a flasy pk value

2.0.0 (2022-03-29)

Fixes

  • Respecting flush_all_streams when SCHEMA messages arrive.
  • Improve logging for failed merge & copy queries.
  • Drop NOT NULL constraint from primary key columns.
  • Update PK constraints according to changes to SCHEMA's key properties.

Changes

  • Dropping support for Python 3.6
  • Adding support for Python 3.9
  • Bump pytest to 7.1.1
  • Bump boto3 to 1.21

1.15.0 (2022-01-14)

Added

  • Support parallelism for table stages

Fixes

  • Emit last encountered state message if there are no records.

Changes

  • Migrate CI to github actions
  • Bump dependencies

1.14.1 (2021-10-14)

  • Increase max_records when selecting columns by an order of magnitude
  • Bumping dependencies

1.14.0 (2021-09-30)

  • Add support for date property format
  • Stop logging record when error happens

1.13.1 (2021-07-15)

  • Fixed an issue with S3 metadata required for decryption not being included in archived load files.

1.13.0 (2021-06-23)

  • Add archive_load_files parameter to optionally archive load files on S3
  • Bumping dependencies

1.12.0 (2021-04-12)

  • Add optional batch_wait_limit_seconds parameter
  • Bumping dependencies

1.11.1 (2021-03-23)

  • Fixed an issue when SHOW FILE FORMATS ran too many times slowing down the startup time of the target
  • Bump snowflake-connectory-python from 2.3.10 to 2.4.1
  • Bump numpy from <1.20.0 to <1.21.0

1.11.0 (2021-03-17)

  • Add parquet support
  • Add check and few logs in the date parsing routine
  • Bumping dependencies

1.10.1 (2021-01-08)

  • Update caching mechanism to fix issue with badly ordered queryies in a transaction
  • Introduced a reserved named parameter for prepared statements.
  • Do not use parallel file upload with PUT command and table stages.
  • Bumping dependencies

1.10.0 (2020-12-03)

  • Add {{database}} token to query_tag parameter
  • Use Jinja style query_tag template variables

1.9.1 (2020-12-02)

  • Fixed a dependency issue
  • Add everything from the unreleased 1.9.0

1.9.0 (2020-11-18) - NOT RELEASED TO PyPI

  • Use snowflake table stages by default to load data into tables
  • Add optional query_tag parameter
  • Add optional role parameter to use custom roles
  • Fixed an issue when generated file names were not compatible with windows
  • Bump joblib to 0.16.0 to be python 3.8 compatible
  • Bump snowflake-connectory-python to 2.3.6
  • Bump boto3 to 1.16.20

1.8.0 (2020-08-03)

  • Fixed an issue when pipelinewise-target-snowflake failed when QUOTED_IDENTIFIERS_IGNORE_CASE snowflake parameter set to true
  • Add aws_profile option to support Profile based authentication to S3
  • Add option to authenticate to S3 using AWS_PROFILE, AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY and AWS_SESSION_TOKEN environment variables
  • Add s3_endpoint_url and s3_region_name options to support non-native S3 accounts
  • Flush stream only if the new schema is not the same as the previous one

1.7.0 (2020-07-23)

  • Add s3_acl option to support ACL for S3 upload
  • Fixed an issue when no primary key error logged as INFO and not as ERROR

1.6.6 (2020-06-26)

  • Fixed an issue when new columns sometimes not added to target table
  • Fixed an issue when the query runner returned incorrect value when multiple queries running in one transaction

1.6.5 (2020-06-17)

  • Switch jsonschema to use Draft7Validator

1.6.4 (2020-04-20)

  • Fix loading tables with space in the name

1.6.3 (2020-04-03)

  • Generate compressed CSV files by default. Optionally can be disabled by the no_compression config option

1.6.2 (2020-03-23)

  • Log inserts, updates and csv size_bytes in a more consumable format

1.6.1 (2020-03-12)

  • Use SHOW SCHEMAS|TABLES|COLUMNS instead of INFORMATION_SCHEMA

1.6.0 (2020-03-06)

  • Support usage of reserved words as table names.

1.5.0 (2020-02-18)

  • Support custom logging configuration by setting LOGGING_CONF_FILE env variable to the absolute path of a .conf file

1.4.1 (2020-01-31)

  • Change default /tmp folder for encrypting files

1.4.0 (2020-01-28)

  • Make AWS key optional and obtain it secondarily from env vars

1.3.0 (2020-01-15)

  • Add temp_dir optional parameter to config

1.2.1 (2020-01-13)

  • Fixed issue when JSON value not sent correctly

1.2.0 (2020-01-07)

  • Load binary data into Snowflake BINARY data type column

1.1.8 (2019-12-09)

  • Add missing module python-dateutil

1.1.7 (2019-12-09)

  • Review dates & timestamps and fix them before insert/update

1.1.6 (2019-11-05)

  • Pinned stable version of urllib3

1.1.5 (2019-11-04)

  • Pinned stable version of botocore and boto3

1.1.4 (2019-11-04)

  • Fixed issue when extracting bookmarks from the state messages sometimes failed

1.1.3 (2019-11-04)

  • Bump snowflake-connector-python to 2.0.3

1.1.2 (2019-10-25)

  • Fixed an issue when number of rows in buckets were not calculated correctly and caused flushing of data at the wrong time with degraded performance

1.1.1 (2019-10-18)

  • Fixed an issue when sometimes the last bucket of data was not flushed correctly

1.1.0 (2019-10-14)

  • Bump snowflake-connector-python to 2.0.1
  • Always use secure connection to Snowflake and force auto commit
  • Add flush_all_streams option
  • Add parallelism option
  • Add max_parallelism option

1.0.9 (2019-10-01)

  • Emit new state message as soon as data flushed to Snowflake

1.0.8 (2019-08-16)

  • Log SQLs only in debug mode

1.0.7 (2019-08-06)

  • Further improvements in information_schema.tables caching

1.0.6 (2019-07-26)

  • Improved and optimised information_schema.tables caching

1.0.5 (2019-07-17)

  • Caching information_schema.tables to avoid long running SQLs in snowflake
  • Instead of DROPPING exiting column RENAME it

1.0.4 (2019-07-01)

  • Add data_flattening_max_level option

1.0.3 (2019-06-29)

  • Optimised queries to information_schema.tables

1.0.2 (2019-06-11)

  • Create _sdc_deleted_at as VARCHAR to avoid issues caused by invalid formatted date-times received from taps

1.0.1 (2019-06-07)

  • Manage only three metadata columns: _sdc_extracted_at, _sdc_batched_at and _sdc_deleted_at

1.0.0 (2019-06-03)

  • Initial release