Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[Feature] Support bitwise shift functions #14151

Merged
merged 8 commits into from
Dec 6, 2022

Conversation

sparklezzz
Copy link
Contributor

@sparklezzz sparklezzz commented Nov 26, 2022

What type of PR is this:

  • BugFix
  • Feature
  • Enhancement
  • Refactor
  • UT
  • Doc
  • Tool

Which issues of this PR fixes :

Fixes #13221

Problem Summary(Required) :

NEW FUNCTIONS:

  1. BIT_SHIFT_LEFT(value, shift): perform bitwise left shift.
  2. BIT_SHIFT_RIGHT(value, shift): perform bitwise right shift arithmetic.
  3. BIT_SHIFT_RIGHT_LOGICAL(value, shift): perform bitwise right shift logical.

In above three functions, the type of first operator is within TINYINT, SMALLINT, INT, BIGINT, LARGEINT, and the type of second operator is BIGINT.

Test sql:

CREATE TABLE IF NOT EXISTS `shift_test` (
  `c1` TINYINT,
  `c2` SMALLINT,
  `c3` INT,
  `c4` BIGINT,
  `c5` LARGEINT
)
ENGINE = OLAP
DUPLICATE KEY(`c1`)
DISTRIBUTED BY HASH(`c1`) BUCKETS 1
PROPERTIES (
  "replication_num" = "1" 
)
;

INSERT INTO `shift_test` VALUES (11, 2222, 33333333, 444444444, 5555555555555);
INSERT INTO `shift_test` VALUES (-11, -2222, -33333333, -444444444, -5555555555555);

SELECT BIT_SHIFT_LEFT(11, 3),  BIT_SHIFT_LEFT(2222, 3),  BIT_SHIFT_LEFT(33333333, 3),  BIT_SHIFT_LEFT(444444444, 3),  BIT_SHIFT_LEFT(5555555555555, 3);
SELECT BIT_SHIFT_LEFT(-11, 3),  BIT_SHIFT_LEFT(-2222, 3),  BIT_SHIFT_LEFT(-33333333, 3),  BIT_SHIFT_LEFT(-444444444, 3),  BIT_SHIFT_LEFT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT(11, 3),  BIT_SHIFT_RIGHT(2222, 3),  BIT_SHIFT_RIGHT(33333333, 3),  BIT_SHIFT_RIGHT(444444444, 3),  BIT_SHIFT_RIGHT(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT(-11, 3),  BIT_SHIFT_RIGHT(-2222, 3),  BIT_SHIFT_RIGHT(-33333333, 3),  BIT_SHIFT_RIGHT(-444444444, 3),  BIT_SHIFT_RIGHT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT_LOGICAL(11, 3),  BIT_SHIFT_RIGHT_LOGICAL(2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT_LOGICAL(-11, 3),  BIT_SHIFT_RIGHT_LOGICAL(-2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(-33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(-444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(-5555555555555, 3);


SELECT `c1`, BIT_SHIFT_LEFT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT_LOGICAL(`c1`, 3) FROM `shift_test`;

SELECT `c2`, BIT_SHIFT_LEFT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT_LOGICAL(`c2`, 3) FROM `shift_test`;

SELECT `c3`, BIT_SHIFT_LEFT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT_LOGICAL(`c3`, 3) FROM `shift_test`;

SELECT `c4`, BIT_SHIFT_LEFT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT_LOGICAL(`c4`, 3) FROM `shift_test`;

SELECT `c5`, BIT_SHIFT_LEFT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT_LOGICAL(`c5`, 3) FROM `shift_test`;

SELECT BIT_SHIFT_LEFT(`c1`, `c1`), BIT_SHIFT_LEFT(`c2`, `c1`), BIT_SHIFT_LEFT(`c3`, `c1`), BIT_SHIFT_LEFT(`c4`, `c1`), BIT_SHIFT_LEFT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT(`c1`, `c1`), BIT_SHIFT_RIGHT(`c2`, `c1`), BIT_SHIFT_RIGHT(`c3`, `c1`), BIT_SHIFT_RIGHT(`c4`, `c1`), BIT_SHIFT_RIGHT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT_LOGICAL(`c1`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c2`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c3`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c4`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c5`, `c1`) FROM `shift_test`;

Checklist:

  • I have added test cases for my bug fix or my new feature
  • This pr will affect users' behaviors
  • This pr needs user documentation (for new or modified features or behaviors)
    • I have added documentation for my new feature or new function

Bugfix cherry-pick branch check:

  • I have checked the version labels which the pr will be auto backported to target branch
    • 2.5
    • 2.4
    • 2.3
    • 2.2

@CLAassistant
Copy link

CLAassistant commented Nov 26, 2022

CLA assistant check
All committers have signed the CLA.

@sparklezzz sparklezzz changed the title Feature bit shift op [Feature] Support bitwise shift functions Nov 26, 2022
@murphyatwork
Copy link
Contributor

Please rebase the code with branch main, recently we have applied some refactor over the PrimitiveType.

stdpain
stdpain previously approved these changes Nov 30, 2022
Copy link

@github-actions github-actions bot left a comment

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

clang-tidy made some suggestions

@@ -0,0 +1,44 @@
// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.

#include "exec/pipeline/scan/lake_meta_scan_prepare_operator.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'exec/pipeline/scan/lake_meta_scan_prepare_operator.h' file not found [clang-diagnostic-error]

#include "exec/pipeline/scan/lake_meta_scan_prepare_operator.h"
         ^


#pragma once

#include "exec/pipeline/scan/meta_scan_context.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'exec/pipeline/scan/meta_scan_context.h' file not found [clang-diagnostic-error]

#include "exec/pipeline/scan/meta_scan_context.h"
         ^

@@ -0,0 +1,89 @@
// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.

#include "exec/pipeline/scan/meta_scan_operator.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'exec/pipeline/scan/meta_scan_operator.h' file not found [clang-diagnostic-error]

#include "exec/pipeline/scan/meta_scan_operator.h"
         ^


#pragma once

#include "exec/pipeline/pipeline_builder.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'exec/pipeline/pipeline_builder.h' file not found [clang-diagnostic-error]

#include "exec/pipeline/pipeline_builder.h"
         ^

@@ -0,0 +1,54 @@
// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.

#include "exec/pipeline/scan/meta_scan_prepare_operator.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'exec/pipeline/scan/meta_scan_prepare_operator.h' file not found [clang-diagnostic-error]

#include "exec/pipeline/scan/meta_scan_prepare_operator.h"
         ^

_mem_tracker(mem_tracker),
_mem_pool(std::make_unique<MemPool>()) {}

LakeTabletsChannel::~LakeTabletsChannel() {
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: use '= default' to define a trivial destructor [modernize-use-equals-default]

LakeTabletsChannel::~LakeTabletsChannel() {
                    ^

@@ -0,0 +1,159 @@
// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.

#include "storage/lake_meta_reader.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'storage/lake_meta_reader.h' file not found [clang-diagnostic-error]

#include "storage/lake_meta_reader.h"
         ^

// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.
#pragma once

#include <string>
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'string' file not found [clang-diagnostic-error]

#include <string>
         ^

@@ -0,0 +1,179 @@
// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.

#include "storage/olap_meta_reader.h"
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'storage/olap_meta_reader.h' file not found [clang-diagnostic-error]

#include "storage/olap_meta_reader.h"
         ^

// This file is licensed under the Elastic License 2.0. Copyright 2021-present, StarRocks Inc.
#pragma once

#include <string>
Copy link

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

warning: 'string' file not found [clang-diagnostic-error]

#include <string>
         ^

@github-actions
Copy link

github-actions bot commented Dec 2, 2022

clang-tidy review says "All clean, LGTM! 👍"

@github-actions
Copy link

github-actions bot commented Dec 2, 2022

clang-tidy review says "All clean, LGTM! 👍"

@github-actions github-actions bot removed the be-build label Dec 3, 2022
@github-actions
Copy link

github-actions bot commented Dec 3, 2022

clang-tidy review says "All clean, LGTM! 👍"

@github-actions github-actions bot removed the be-build label Dec 3, 2022
@wanpengfei-git
Copy link
Collaborator

[FE PR Coverage Check]

😍 pass : 65 / 65 (100.00%)

file detail

path covered_line new_line coverage not_covered_line_detail
🔵 com/starrocks/sql/parser/AstBuilder.java 3 3 100.00% []
🔵 com/starrocks/analysis/ArithmeticExpr.java 16 16 100.00% []
🔵 com/starrocks/sql/plan/ScalarOperatorToExpr.java 12 12 100.00% []
🔵 com/starrocks/sql/optimizer/rewrite/ScalarOperatorFunctions.java 32 32 100.00% []
🔵 com/starrocks/sql/analyzer/ExpressionAnalyzer.java 2 2 100.00% []

@github-actions
Copy link

github-actions bot commented Dec 3, 2022

clang-tidy review says "All clean, LGTM! 👍"

@sonarcloud
Copy link

sonarcloud bot commented Dec 3, 2022

SonarCloud Quality Gate failed.    Quality Gate failed

Bug A 0 Bugs
Vulnerability A 0 Vulnerabilities
Security Hotspot A 0 Security Hotspots
Code Smell A 0 Code Smells

No Coverage information No Coverage information
9.0% 9.0% Duplication

@murphyatwork
Copy link
Contributor

run starrocks_admit_test

@sonarcloud
Copy link

sonarcloud bot commented Dec 3, 2022

Kudos, SonarCloud Quality Gate passed!    Quality Gate passed

Bug A 0 Bugs
Vulnerability A 0 Vulnerabilities
Security Hotspot A 0 Security Hotspots
Code Smell A 2 Code Smells

0.0% 0.0% Coverage
0.0% 0.0% Duplication

@wanpengfei-git wanpengfei-git added the Approved Ready to merge label Dec 6, 2022
@imay imay merged commit 58511ea into StarRocks:main Dec 6, 2022
@github-actions github-actions bot removed the Approved Ready to merge label Dec 6, 2022
@wanpengfei-git
Copy link
Collaborator

run starrocks_admit_test

@github-actions github-actions bot removed the be-build label Dec 6, 2022
@kateshaowanjou
Copy link
Contributor

Congratulations on your first merged PR to StarRocks! 🎉 @sparklezzz

before-Sunrise pushed a commit to before-Sunrise/starrocks that referenced this pull request Jan 31, 2023
NEW FUNCTIONS:
1. `BIT_SHIFT_LEFT(value, shift)`: perform bitwise left shift.
2. `BIT_SHIFT_RIGHT(value, shift)`: perform bitwise right shift arithmetic.
3. `BIT_SHIFT_RIGHT_LOGICAL(value, shift)`: perform bitwise right shift logical.

In above three functions, the type of first operator is within TINYINT, SMALLINT, INT, BIGINT, LARGEINT, and the type of second operator is BIGINT.

Test sql:

```sql
CREATE TABLE IF NOT EXISTS `shift_test` (
  `c1` TINYINT,
  `c2` SMALLINT,
  `c3` INT,
  `c4` BIGINT,
  `c5` LARGEINT
)
ENGINE = OLAP
DUPLICATE KEY(`c1`)
DISTRIBUTED BY HASH(`c1`) BUCKETS 1
PROPERTIES (
  "replication_num" = "1"
)
;

INSERT INTO `shift_test` VALUES (11, 2222, 33333333, 444444444, 5555555555555);
INSERT INTO `shift_test` VALUES (-11, -2222, -33333333, -444444444, -5555555555555);

SELECT BIT_SHIFT_LEFT(11, 3),  BIT_SHIFT_LEFT(2222, 3),  BIT_SHIFT_LEFT(33333333, 3),  BIT_SHIFT_LEFT(444444444, 3),  BIT_SHIFT_LEFT(5555555555555, 3);
SELECT BIT_SHIFT_LEFT(-11, 3),  BIT_SHIFT_LEFT(-2222, 3),  BIT_SHIFT_LEFT(-33333333, 3),  BIT_SHIFT_LEFT(-444444444, 3),  BIT_SHIFT_LEFT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT(11, 3),  BIT_SHIFT_RIGHT(2222, 3),  BIT_SHIFT_RIGHT(33333333, 3),  BIT_SHIFT_RIGHT(444444444, 3),  BIT_SHIFT_RIGHT(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT(-11, 3),  BIT_SHIFT_RIGHT(-2222, 3),  BIT_SHIFT_RIGHT(-33333333, 3),  BIT_SHIFT_RIGHT(-444444444, 3),  BIT_SHIFT_RIGHT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT_LOGICAL(11, 3),  BIT_SHIFT_RIGHT_LOGICAL(2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT_LOGICAL(-11, 3),  BIT_SHIFT_RIGHT_LOGICAL(-2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(-33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(-444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(-5555555555555, 3);

SELECT `c1`, BIT_SHIFT_LEFT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT_LOGICAL(`c1`, 3) FROM `shift_test`;

SELECT `c2`, BIT_SHIFT_LEFT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT_LOGICAL(`c2`, 3) FROM `shift_test`;

SELECT `c3`, BIT_SHIFT_LEFT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT_LOGICAL(`c3`, 3) FROM `shift_test`;

SELECT `c4`, BIT_SHIFT_LEFT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT_LOGICAL(`c4`, 3) FROM `shift_test`;

SELECT `c5`, BIT_SHIFT_LEFT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT_LOGICAL(`c5`, 3) FROM `shift_test`;

SELECT BIT_SHIFT_LEFT(`c1`, `c1`), BIT_SHIFT_LEFT(`c2`, `c1`), BIT_SHIFT_LEFT(`c3`, `c1`), BIT_SHIFT_LEFT(`c4`, `c1`), BIT_SHIFT_LEFT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT(`c1`, `c1`), BIT_SHIFT_RIGHT(`c2`, `c1`), BIT_SHIFT_RIGHT(`c3`, `c1`), BIT_SHIFT_RIGHT(`c4`, `c1`), BIT_SHIFT_RIGHT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT_LOGICAL(`c1`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c2`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c3`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c4`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c5`, `c1`) FROM `shift_test`;
```
before-Sunrise pushed a commit to before-Sunrise/starrocks that referenced this pull request Jan 31, 2023
NEW FUNCTIONS:
1. `BIT_SHIFT_LEFT(value, shift)`: perform bitwise left shift.
2. `BIT_SHIFT_RIGHT(value, shift)`: perform bitwise right shift arithmetic.
3. `BIT_SHIFT_RIGHT_LOGICAL(value, shift)`: perform bitwise right shift logical.

In above three functions, the type of first operator is within TINYINT, SMALLINT, INT, BIGINT, LARGEINT, and the type of second operator is BIGINT.

Test sql:

```sql
CREATE TABLE IF NOT EXISTS `shift_test` (
  `c1` TINYINT,
  `c2` SMALLINT,
  `c3` INT,
  `c4` BIGINT,
  `c5` LARGEINT
)
ENGINE = OLAP
DUPLICATE KEY(`c1`)
DISTRIBUTED BY HASH(`c1`) BUCKETS 1
PROPERTIES (
  "replication_num" = "1"
)
;

INSERT INTO `shift_test` VALUES (11, 2222, 33333333, 444444444, 5555555555555);
INSERT INTO `shift_test` VALUES (-11, -2222, -33333333, -444444444, -5555555555555);

SELECT BIT_SHIFT_LEFT(11, 3),  BIT_SHIFT_LEFT(2222, 3),  BIT_SHIFT_LEFT(33333333, 3),  BIT_SHIFT_LEFT(444444444, 3),  BIT_SHIFT_LEFT(5555555555555, 3);
SELECT BIT_SHIFT_LEFT(-11, 3),  BIT_SHIFT_LEFT(-2222, 3),  BIT_SHIFT_LEFT(-33333333, 3),  BIT_SHIFT_LEFT(-444444444, 3),  BIT_SHIFT_LEFT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT(11, 3),  BIT_SHIFT_RIGHT(2222, 3),  BIT_SHIFT_RIGHT(33333333, 3),  BIT_SHIFT_RIGHT(444444444, 3),  BIT_SHIFT_RIGHT(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT(-11, 3),  BIT_SHIFT_RIGHT(-2222, 3),  BIT_SHIFT_RIGHT(-33333333, 3),  BIT_SHIFT_RIGHT(-444444444, 3),  BIT_SHIFT_RIGHT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT_LOGICAL(11, 3),  BIT_SHIFT_RIGHT_LOGICAL(2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT_LOGICAL(-11, 3),  BIT_SHIFT_RIGHT_LOGICAL(-2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(-33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(-444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(-5555555555555, 3);

SELECT `c1`, BIT_SHIFT_LEFT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT_LOGICAL(`c1`, 3) FROM `shift_test`;

SELECT `c2`, BIT_SHIFT_LEFT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT_LOGICAL(`c2`, 3) FROM `shift_test`;

SELECT `c3`, BIT_SHIFT_LEFT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT_LOGICAL(`c3`, 3) FROM `shift_test`;

SELECT `c4`, BIT_SHIFT_LEFT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT_LOGICAL(`c4`, 3) FROM `shift_test`;

SELECT `c5`, BIT_SHIFT_LEFT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT_LOGICAL(`c5`, 3) FROM `shift_test`;

SELECT BIT_SHIFT_LEFT(`c1`, `c1`), BIT_SHIFT_LEFT(`c2`, `c1`), BIT_SHIFT_LEFT(`c3`, `c1`), BIT_SHIFT_LEFT(`c4`, `c1`), BIT_SHIFT_LEFT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT(`c1`, `c1`), BIT_SHIFT_RIGHT(`c2`, `c1`), BIT_SHIFT_RIGHT(`c3`, `c1`), BIT_SHIFT_RIGHT(`c4`, `c1`), BIT_SHIFT_RIGHT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT_LOGICAL(`c1`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c2`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c3`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c4`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c5`, `c1`) FROM `shift_test`;
```
wanpengfei-git pushed a commit that referenced this pull request Jan 31, 2023
NEW FUNCTIONS:
1. `BIT_SHIFT_LEFT(value, shift)`: perform bitwise left shift.
2. `BIT_SHIFT_RIGHT(value, shift)`: perform bitwise right shift arithmetic.
3. `BIT_SHIFT_RIGHT_LOGICAL(value, shift)`: perform bitwise right shift logical.

In above three functions, the type of first operator is within TINYINT, SMALLINT, INT, BIGINT, LARGEINT, and the type of second operator is BIGINT.

Test sql:

```sql
CREATE TABLE IF NOT EXISTS `shift_test` (
  `c1` TINYINT,
  `c2` SMALLINT,
  `c3` INT,
  `c4` BIGINT,
  `c5` LARGEINT
)
ENGINE = OLAP
DUPLICATE KEY(`c1`)
DISTRIBUTED BY HASH(`c1`) BUCKETS 1
PROPERTIES (
  "replication_num" = "1"
)
;

INSERT INTO `shift_test` VALUES (11, 2222, 33333333, 444444444, 5555555555555);
INSERT INTO `shift_test` VALUES (-11, -2222, -33333333, -444444444, -5555555555555);

SELECT BIT_SHIFT_LEFT(11, 3),  BIT_SHIFT_LEFT(2222, 3),  BIT_SHIFT_LEFT(33333333, 3),  BIT_SHIFT_LEFT(444444444, 3),  BIT_SHIFT_LEFT(5555555555555, 3);
SELECT BIT_SHIFT_LEFT(-11, 3),  BIT_SHIFT_LEFT(-2222, 3),  BIT_SHIFT_LEFT(-33333333, 3),  BIT_SHIFT_LEFT(-444444444, 3),  BIT_SHIFT_LEFT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT(11, 3),  BIT_SHIFT_RIGHT(2222, 3),  BIT_SHIFT_RIGHT(33333333, 3),  BIT_SHIFT_RIGHT(444444444, 3),  BIT_SHIFT_RIGHT(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT(-11, 3),  BIT_SHIFT_RIGHT(-2222, 3),  BIT_SHIFT_RIGHT(-33333333, 3),  BIT_SHIFT_RIGHT(-444444444, 3),  BIT_SHIFT_RIGHT(-5555555555555, 3);

SELECT BIT_SHIFT_RIGHT_LOGICAL(11, 3),  BIT_SHIFT_RIGHT_LOGICAL(2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(5555555555555, 3);
SELECT BIT_SHIFT_RIGHT_LOGICAL(-11, 3),  BIT_SHIFT_RIGHT_LOGICAL(-2222, 3),  BIT_SHIFT_RIGHT_LOGICAL(-33333333, 3),  BIT_SHIFT_RIGHT_LOGICAL(-444444444, 3),  BIT_SHIFT_RIGHT_LOGICAL(-5555555555555, 3);

SELECT `c1`, BIT_SHIFT_LEFT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT(`c1`, 3) FROM `shift_test`;
SELECT `c1`, BIT_SHIFT_RIGHT_LOGICAL(`c1`, 3) FROM `shift_test`;

SELECT `c2`, BIT_SHIFT_LEFT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT(`c2`, 3) FROM `shift_test`;
SELECT `c2`, BIT_SHIFT_RIGHT_LOGICAL(`c2`, 3) FROM `shift_test`;

SELECT `c3`, BIT_SHIFT_LEFT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT(`c3`, 3) FROM `shift_test`;
SELECT `c3`, BIT_SHIFT_RIGHT_LOGICAL(`c3`, 3) FROM `shift_test`;

SELECT `c4`, BIT_SHIFT_LEFT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT(`c4`, 3) FROM `shift_test`;
SELECT `c4`, BIT_SHIFT_RIGHT_LOGICAL(`c4`, 3) FROM `shift_test`;

SELECT `c5`, BIT_SHIFT_LEFT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT(`c5`, 3) FROM `shift_test`;
SELECT `c5`, BIT_SHIFT_RIGHT_LOGICAL(`c5`, 3) FROM `shift_test`;

SELECT BIT_SHIFT_LEFT(`c1`, `c1`), BIT_SHIFT_LEFT(`c2`, `c1`), BIT_SHIFT_LEFT(`c3`, `c1`), BIT_SHIFT_LEFT(`c4`, `c1`), BIT_SHIFT_LEFT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT(`c1`, `c1`), BIT_SHIFT_RIGHT(`c2`, `c1`), BIT_SHIFT_RIGHT(`c3`, `c1`), BIT_SHIFT_RIGHT(`c4`, `c1`), BIT_SHIFT_RIGHT(`c5`, `c1`) FROM `shift_test`;

SELECT BIT_SHIFT_RIGHT_LOGICAL(`c1`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c2`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c3`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c4`, `c1`), BIT_SHIFT_RIGHT_LOGICAL(`c5`, `c1`) FROM `shift_test`;
```
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
None yet
Projects
None yet
Development

Successfully merging this pull request may close these issues.

[function] need to support bitwise shift function
7 participants