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Author	SHA1	Message	Date
Andrei Stefan	09fa827adc	SQL: documentation improvements and updates (#36918 ) * Added Limitations page * Made the aggregations page follow the common template for functions * Modified all tables to have the first row's cells content centered * Polishing in other various sections	2018-12-21 23:25:54 +02:00
Costin Leau	ac032a0b9d	SQL: Fix bug regarding histograms usage in scripting (#36866 ) Allow scripts to correctly reference grouping functions Fix bug in translation of date/time functions mixed with histograms. Enhance Verifier to prevent histograms being nested inside other functions inside GROUP BY (as it implies double grouping) Extend Histogram docs	2018-12-20 23:11:56 +02:00
Costin Leau	6ee6bb55e2	SQL: Introduce HISTOGRAM grouping function (#36510 ) Introduce Histogram grouping function for bucketing/grouping data based on a given range. Both date and numeric histograms are supported using the appropriate range declaration (numbers vs intervals). SELECT HISTOGRAM(number, 50) AS h FROM index GROUP BY h SELECT HISTOGRAM(date, INTERVAL 1 YEAR) AS h FROM index GROUP BY h In addition add multiply operator for Intervals Add docs for intervals and histogram Fix #36509	2018-12-14 18:20:37 +02:00

Author

SHA1

Message

Date

Andrei Stefan

09fa827adc

SQL: documentation improvements and updates (#36918 )

* Added Limitations page
* Made the aggregations page follow the common template for functions
* Modified all tables to have the first row's cells content centered
* Polishing in other various sections

2018-12-21 23:25:54 +02:00

Costin Leau

ac032a0b9d

SQL: Fix bug regarding histograms usage in scripting (#36866 )

Allow scripts to correctly reference grouping functions
Fix bug in translation of date/time functions mixed with histograms.
Enhance Verifier to prevent histograms being nested inside other
 functions inside GROUP BY (as it implies double grouping)
Extend Histogram docs

2018-12-20 23:11:56 +02:00

Costin Leau

6ee6bb55e2

SQL: Introduce HISTOGRAM grouping function (#36510 )

Introduce Histogram grouping function for bucketing/grouping data based
 on a given range. Both date and numeric histograms are supported using
 the appropriate range declaration (numbers vs intervals).

SELECT HISTOGRAM(number, 50) AS h FROM index GROUP BY h
SELECT HISTOGRAM(date, INTERVAL 1 YEAR) AS h FROM index GROUP BY h

In addition add multiply operator for Intervals
Add docs for intervals and histogram

Fix #36509

2018-12-14 18:20:37 +02:00

3 commits