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Articles on Trending Technologies
Technical articles with clear explanations and examples
MySQL Order by a specific column x and display remaining values in ascending order
Let us first create a table −mysql> create table DemoTable -> ( -> MonthNumber int -> ); Query OK, 0 rows affected (1.68 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(10); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values(1); Query OK, 1 row affected (0.11 sec) mysql> insert into DemoTable values(9); Query OK, 1 row affected (0.09 sec) mysql> insert into DemoTable values(6); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values(8); Query OK, 1 row affected (0.09 sec) mysql> insert into DemoTable values(5); ...
Read MoreDelete a specific record from a MySQL table by using AND in WHERE clause
MySQL AND is used in WHERE to fetch a record by filtering using multiple conditions. Let us first create a table−mysql> create table DemoTable -> ( -> Id int, -> Name varchar(20) -> ); Query OK, 0 rows affected (0.70 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(101, 'Chris'); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values(102, 'David'); Query OK, 1 row affected (0.51 sec) mysql> insert into DemoTable values(103, 'Bob'); Query OK, 1 row affected (0.14 sec)Display all records from the table using select statement ...
Read MorePassing multiple parameters in SAP BO Webi report
An open document URL is constructed as follow −http://:/OpenDocument/opendoc/?&&...&With use of SAP Business Objects API, you can query each prompt- single value or multiple value. When you build URL, you may have to include parameter types.You can join parameters with the ampersand (&) and you shouldn’t use space with & ampersand. Example − sType=wid&sDocName=Sales2003https://URL_path/BOE/OpenDocument/opendoc/openDocument.jsp?sIDType=CUID&sType=wid&sRefresh=Y&iDocID=AUcrjvCCPOVHtSvXJV9Qs0k&lsMYBO_BU=B;B&lsSYBO_CALYEAR=201710&lsSYBO_CRNCY=USDIn this URL, you can see single value variable YBO_CALYEAR and value is passed in YYYYMM format&lsSYBO_CRNCY=USD, you can see single value variable and I am passing value “USD”When you run the report, you can define a report level variable or use report-level function to capture multiple ...
Read MoreSort records with special characters like '2321/78/54-6'
To sort, use ORDER BY SUBSTRING(). Let us first create a table −mysql> create table DemoTable -> ( -> Value varchar(40) -> ); Query OK, 0 rows affected (0.59 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('2321/78/54-6') -> ; Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable values('2321/78/54-8'); Query OK, 1 row affected (0.16 sec) mysql> insert into DemoTable values('2321/78/54-5'); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable values('2321/78/54-9'); Query OK, 1 row affected (0.21 sec)Display all records from the table using select statement ...
Read MoreHow to create String object in Java?
You can create a String by -Assigning a string value wrapped in " " to a String type variable.String message = "Hello Welcome to Tutorialspoint";Creating an object of the String class using the new keyword by passing the string value as a parameter of its constructor.String message = new String ("Hello Welcome to Tutorialspoint");Passing a character array to the String constructor.char arr[] = {'H','e','l','l','o'}; String message = new String(arr);
Read MoreOrder VARCHAR records with string and numbers in MySQL
For this, use ORDER BY clause. Let us first create a table −mysql> create table DemoTable -> ( -> StudentCode varchar(20) -> ); Query OK, 0 rows affected (0.57 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('101J'); Query OK, 1 row affected (0.18 sec) mysql> insert into DemoTable values('100A'); Query OK, 1 row affected (0.10 sec) mysql> insert into DemoTable values('100B'); Query OK, 1 row affected (0.09 sec) mysql> insert into DemoTable values('101S'); Query OK, 1 row affected (0.16 sec) mysql> insert into DemoTable values('103M'); Query OK, 1 row affected (0.15 ...
Read MoreGet number of users of different type in MySQL?
Let us first create a table −mysql> create table DemoTable -> ( -> UserName varchar(20), -> UserType ENUM('New User', 'Registered User') -> ); Query OK, 0 rows affected (0.60 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('Chris', 'New User'); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable values('David', 'New User'); Query OK, 1 row affected (0.09 sec) mysql> insert into DemoTable values('Mike', 'Registered User'); Query OK, 1 row affected (0.20 sec) mysql> insert into DemoTable values('Sam', 'New User'); Query OK, 1 row affected (0.10 sec)Display all records ...
Read MoreRound records with numbers in MySQL
To round number, use MySQL ROUND(). Let us first create a table −mysql> create table DemoTable -> ( -> Amount DECIMAL(10, 4) -> ); Query OK, 0 rows affected (1.18 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(100.578); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values(1000.458); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values(980.89); Query OK, 1 row affected (0.13 sec)Display all records from the table using select statement −mysql> select * from DemoTable;This will produce the following output−+-----------+ | Amount | ...
Read MoreDisplay record with most recent time in MySQL
You can use ORDER BY STR_TO_DATE(). Let us first create a table −mysql> create table DemoTable -> ( -> DueTime varchar(20) -> ); Query OK, 0 rows affected (0.87 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('7:30AM'); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values('9:00PM'); Query OK, 1 row affected (0.23 sec) mysql> insert into DemoTable values('11:00PM'); Query OK, 1 row affected (0.13 sec)Display all records from the table using select statement −mysql> select * from DemoTable;This will produce the following output−+---------+ | DueTime | +---------+ | ...
Read MoreSet conditions for columns with values 0 or 1 in MySQL
To set conditions, use CASE WHEN statement in MySQL. Let us first create a table −mysql> create table DemoTable -> ( -> Value1 int, -> Value2 int, -> Value3 int, -> Value4 int -> ); Query OK, 0 rows affected (0.98 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(1, 0, 1, 1); Query OK, 1 row affected (0.22 sec) mysql> insert into DemoTable values(1, 0, 1, 0); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values(1, 1, 1, 1); Query OK, 1 row affected (0.20 ...
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