sqlfluff 0.12.0

[0.12.0] - 2022-04-07

on Python PyPI

Highlights

Major changes include:

• Dialect is now mandatory, either in command line, or in config BREAKING CHANGE
• Rename spark3 dialect to sparksql BREAKING CHANGE
• L027 now checks tables references exist BREAKING CHANGE
• New rule L063 to allow Datatypes to have a different capitalisation policy from L010. BREAKING CHANGE
• Refactor and performance improvements of Delimited and L003
• Many dialect improvements and fixes

What’s Changed

• MySQL: Allow JOINs in UPDATE expressions #3031 @zapion
• Fix bug in patch generation for segments made of templated + literal fixes #3030 @barrywhart
• Formatters code cleanup #3029 @barrywhart
• Postgres better CREATE USER/CREATE ROLE support #3016 @mrf
• SparkSQL: Add MERGE syntax #3025 @PhilippLange
• Remove Delimited workarounds #3024 @tunetheweb
• Add exclude option for Ref grammar #3028 @tunetheweb
• SparkSQL: Adding support for Delta Lake table schema updates #3013 @R7L208
• L027: Check table aliases exists #2998 @dmohns
• Snowflake: Added support for REMOVE statements #3026 @WittierDinosaur
• BigQuery: Support WEEK function with days of weeks #3021 @tunetheweb
• Sparksql quoted identifier in STRUCT #3023 @PhilippLange
• Force user to specify a dialect #2995 @barrywhart
• BigQuery: Parse CREATE TABLE with trailing comma #3018 @dmohns
• Snowflake: Add IS (NOT) DISTINCT FROM test cases #3014 @kd2718
• BigQuery: Add support for column OPTIONS in STRUCT definitions #3017 @dmohns
• PostgreSQL: added support for CREATE ROLE and DROP ROLE statements #3010 @dnim
• Separate slow CI job to it's own workflow #3012 @tunetheweb
• SparkSQL: Test cases for Delta Variation of Writing a table #3009 @R7L208
• Snowflake: Added support for CLUSTER BY and other CREATE TABLE improvements #3008 @WittierDinosaur
• Support TRIM function parameters #3007 @tunetheweb
• BigQuery: Support AT TIME ZONE in EXTRACT #3004 @tunetheweb
• BigQuery: Move some keywords to unreserved #3002 @tunetheweb
• BigQuery: Allow quoted variable names in DECLARE #3006 @dmohns
• T-SQL: allow optional AS keyword in parameters def #3001 @pguyot
• T-SQL: add support for RETURNS @var TABLE syntax #3000 @pguyot
• T-SQL: add support for parenthesized nested joins #2993 @pguyot
• dbt: Read builtins from code #2988 @dmohns
• T-SQL: fix table type in DECLARE statements #2999 @pguyot
• T-SQL: allow leading GO #2997 @pguyot
• T-SQL: add support for assignment operators #2996 @pguyot
• BigQuery: Add more MERGE statement variants #2989 @dmohns
• L041: Fix bug when there is a newline after the select clause modifier #2981 @jmc-bbk
• Rule L045 doesn't recognise CTE usage in a subquery when rule L042 is enabled #2980 @barrywhart
• dbt: Make is_incremental() defaults consistent #2985 @dmohns
• Rename Grammars for consistency #2986 @tunetheweb
• Added support for MySQL UPDATE Statements #2982 @WittierDinosaur
• Redshift: Added CREATE EXTERNAL SCHEMA, bugfix in PARTITION BY #2983 @WittierDinosaur
• Added ALTER INDEX and REINDEX to Postgres, Some Grammar Cleaning #2979 @WittierDinosaur
• T-SQL grammar deduplication #2967 @tunetheweb
• L003 Refactor #2884 @OTooleMichael
• Delimited Refactor #2831 @WittierDinosaur
• SparkSQL: Support for querying snapshots when reading data with Delta Lake #2972 @R7L208
• Fix bug in L063 for BigQuery STRUCT params #2975 @tunetheweb
• Fix assertion error in dbt templater when file ends with whitespace strip (-%}) #2976 @barrywhart
• Pass dbt vars to dbt #2923 @tcholewik
• BigQuery: Add support for column OPTIONS #2973 @dmohns
• BigQuery: Allow expressions in OPTIONS clauses #2971 @dmohns
• Bump black to 22.3.0 on pre-commit #2969 @pguyot
• T-SQL: Redefine DatatypeIdentifierSegment #2959 @alanmcruickshank
• T-SQL: Add support for WAITFOR statement #2968 @pguyot
• T-SQL: Add WHILE statement support #2966 @pguyot
• T-SQL: INTO is optional within INSERT statement #2963 @pguyot
• Add basic IS (NOT) DISTINCT FROM support in most dialects #2962 @tunetheweb
• SparkSQL: Create Table Delta Lake Variant #2954 @R7L208
• T-SQL: Add support for CREATE/DROP/DISABLE TRIGGER #2957 @tunetheweb
• Bug: L042 modifies parse tree even during "lint" #2955 @barrywhart
• Allow multiple post function clauses in Postgres and Redshift #2952 @aviv
• Fix bug in L022 for trailing comments in CTE #2946 @tunetheweb
• More dialect checking, fixes, inheritance cleanup #2942 @barrywhart
• T-SQL: Support OUTPUT Params and GOTO Statements #2949 @tunetheweb
• BREAKING CHANGE: change existing dialect name from spark3 to sparksql #2924 @R7L208
• Add Symend to SQLFluff In The Wild #2940 @HeyZiko
• Simplify segment creation and inheritance in dialects #2933 @barrywhart
• Snowflake: Add ALTER STREAM support #2939 @HeyZiko
• T-SQL: Handle multiple nested joins #2938 @tunetheweb
• Snowflake: Add CREATE STREAM support #2936 @HeyZiko
• T-SQL: Support nested joins #2928 @tunetheweb
• To replace base dialect segment class, must subclass or provide same stuff #2930 @barrywhart
• Add new rule L063 to allow separate capitalisation policy for Datatypes #2931 @tunetheweb
• Adds support for column definitions in table alias expressions #2932 @derickl
• BigQuery: support numeric aliases in UNPIVOT clauses #2925 @tunetheweb
• T-SQL: Supported nested MERGE statements #2926 @tunetheweb

New Contributors

• @HeyZiko made their first contribution in #2936
• @aviv made their first contribution in #2952
• @pguyot made their first contribution in #2963
• @dmohns made their first contribution in #2971
• @tcholewik made their first contribution in #2923
• @jmc-bbk made their first contribution in #2981
• @dnim made their first contribution in #3010
• @kd2718 made their first contribution in #3014
• @mrf made their first contribution in #3016
• @zapion made their first contribution in #3031