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39 Commits (e8f5b54d631df88fb8b8ce4e92d2f88a4395cb27)

Author SHA1 Message Date
S R 1c51e91292 Explanations for NULL, Added Default (#28008) 
1. Corrected NOT NULL / NULL explanation
2. Added explanation for Default
3. Added new columns to illustrate 'default' and 'null' behaviour.
4. Explanations for datatypes
5. NUMERIC Datatype illustrated.
 2019-03-07 14:45:33 -08:00
yuktaanand c49c3e5a23 SQL became a standard of the American National Standards Institute (ANSI) in 1986, and of the International Organization for Standardization (ISO) in 1987 (#33629) 2019-03-07 14:37:19 -08:00
William George Cook a3c5ff9ede Clarify SQLite's role in prototyping (#29843) 2019-03-07 14:10:51 -08:00
Anatoly Makeyev c4bf3c1ff0 Added several SQL language elements (#28167) 2019-03-07 13:35:57 -08:00
PhoenixJenn a798f6fb18 Added DDL, DML, TCL, CRUD definitions. (#24372) 
Added some more context, including DDL/DML/TCL/CRUD definitions.
 2019-03-07 13:08:14 -08:00
Nikhat Zaidi 04abf70efc Described usage of ALTER TABLE statement (#30349) 
Description of where the ALTER TABLE statement can be used in a RDBMS
 2019-03-06 00:12:56 +05:30
krekalidis 3b07316da1 Add Drop Column example (#24742) 
* Add Drop Column example

Add Drop Column example with SQL Code instead of image. Also drop column image was removed since it was the same with the change column image.

* Minor name change
 2019-03-06 00:12:16 +05:30
Sean ef369d5241 Fixed formatting for SQL RIGHT JOIN (English) (#26328) 
Used consistent formatting for table results
 2019-02-16 23:36:33 -05:00
Vembar Varun 6de321df64 Fix spelling in title('and' is now 'AND') (#29590) 
Changed formatting to add whitespace before and after images, for readability
 2019-01-18 18:01:36 -06:00
e3klund fb7a551fb9 Update index.md (#27404) 
grammatical fix on line 32
 2019-01-18 17:48:46 -06:00
Justin 3c696bf2b6 Small grammatical changes and updates (#32242) 2019-01-18 17:47:07 -06:00
DanielAagaard af6eaa584f Updated spelling (#26998) 
Updated spelling and punctuations for easy readability
 2019-01-16 23:09:15 -05:00
Ashwani Kumar 8e8d54f6be Added the text (#25266) 
Added the text in
-line 11
-line 38 to 62
for simplification in understanding the 'WHERE' clause
 2019-01-15 15:50:35 -05:00
Ashwani Kumar d91bad7d2f Added basic information (#25293) 
* Added additional basic information

* Removed extra line break
 2018-12-19 05:26:43 -05:00
Ashwani Kumar 22f80f461a Added information text (#25272) 
* Added information text

added informative text in line 34-35

* Removed caps, added code formatting
 2018-12-16 19:42:15 -05:00
krekalidis 97e44e569f SQL MIN function (#23611) 
* SQL MIN function

A small article about SQL MIN function. The examples were based on the examples of sql-where-clause article.

* corrected title syntax
 2018-12-11 14:31:19 -05:00
krekalidis ceaa6104cd SQL MAX function (#23620) 
* SQL MAX function

A small article about SQL MAX function. The examples were based on the examples of sql-where-clause article.

* fixed title syntax

* Correcting Title

Correcting Title from "SQL Min Function" to "SQL Max Function"
 2018-11-25 16:20:48 -08:00
krekalidis ea571ee044 Change sentences for better comprehension (#23558) 
1. Change "limit" to "filter"
2. Change "Rows will be presented that...." to "We 'd like to apply the following filters:"
 2018-11-25 00:18:59 -05:00
Matt Oldham ecce2f9f49 Add clearer language describing UNION ALL (#22656) 2018-11-24 14:01:57 +00:00
Matt Oldham bb3e2b34b8 Correct language about exclusivity of BETWEEN clause (#22632) 
* Correct language about exclusivity of BETWEEN clause

SQL BETWEEN clause is inclusive both in the SQL standard as well as in MySQL.

* fix(guide): remove misleading sentence
 2018-11-24 14:00:54 +00:00
Shad Ahmad Zaidi 6df0cb92fb Included use of underscore wildcard character (#22613) 
* Included use of underscore wildcard character 

Included the use and example of wildcard character underscore which can be used with LIKE operator

* fix(guide): minor typos and grammar
 2018-11-24 12:30:34 +00:00
adeelnazir13236 4f1677a9c6 Select statement - another way (#22582) 2018-11-24 11:10:34 +00:00
Shad Ahmad Zaidi b5df808ecf Sorting when digits & alphabets in data (#22878) 
Introduced sorting done during digits & alphabets combines and updated the example to reflect the same.
 2018-11-23 16:19:21 -08:00
Matt Oldham b97d57906c Remove duplicate CREATE ROLE question (#22615) 2018-11-22 07:15:52 -06:00
Martha Custis 97a852858f Fix Grammar error "There lots" and add word "on" (#22949) 
Change "There lots more detail to cover this topic" to "There is a lot more detail to cover on this topic"
 2018-11-21 22:56:30 -05:00
Arndi 1b6b3d38c0 Additional information MS SQL and T-SQL (#22654) 
* Additional information MS SQL and T-SQL

* Fixed grammar
 2018-11-20 18:38:05 -05:00
Vladyslav Dvorak 0b6c2208c0 Update index.md (#27759) 
Structure changes
 2018-11-19 21:28:46 +05:30
awais305 86a0bad31f Added ILIKE part. (#21705) 2018-11-11 23:42:52 +00:00
vgupta3 3f795e4e6d Fixed the code block for food table display (#21474) 
Added a code block end quote after the food table so that the company table is displayed in a separate code block.
 2018-11-10 07:50:03 -06:00
vgupta3 7b29cd7f36 Fixed the code block for student table display (#21437) 
Added a code block end quote after the student table so that the student-contact-info sql command is properly displayed in a code block.
 2018-11-10 14:34:53 +07:00
Matt Oldham 86d923db9a Miscellaneous wordsmithing (#22576) 2018-11-09 00:58:24 -05:00
kanishkgautam4 c255fcc700 Update index.md (#21802) 
* Update index.md

* removed unnecessary dash
 2018-11-04 13:16:49 -08:00
Ishan b23d8e6dbb SQL types (#20673) 
* SQL types

Added DDL and DML as type of SQL

* Add the third part of SQL.....
 2018-11-03 17:30:03 +05:30
awais305 4732932851 Added "Full Join Section" (#20330) 
* index.md

Added 'Full Join'.

* Fix grammer "gonna" to "going to"
 2018-11-02 21:49:09 +05:30
Sean 17ffd5a721 Updated English SQL INNER JOIN Guide (#20479) 
Corrected the formatting of the "student or left table" so that the SQL below it can be formatted correctly. (missing ending triple-backticks)
 2018-10-31 07:56:59 -07:00
tattoodgeek c269f0986b Added line where select is good for starters (#19829) 2018-10-27 22:02:17 -04:00
Shriya-Ramakrishnan 793621594a added a resource (#26748) 
* added a resource

* Added formatting to Resource
 2018-10-24 15:59:03 +05:30
Kristen Kinnear-Ohlmann 9bb7c08d9b Corrected spelling on Line 32 (#25686) 
Corrected spelling on Line 32 of "candidate".
 2018-10-23 03:28:52 +05:30
Mrugesh Mohapatra da0df12ab7 fix(guide): simplify directory structure 2018-10-16 21:32:40 +05:30