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Technical articles with clear explanations and examples
Exposing xsjs file data through web browser in SAP HANA
Note that you have to ensure that Port number 80+ should be open on network. Also URL you are using should be properly built. Below is correct path:server:port/repository_path/file_nameIn your case, you should be using:host: hanacloud port: 8000 (80 + instance_number) SAP HANA Repository tree: mdo -> sap -> sflight -> test -> test.xsjsSo your URL should be in this format:hanacloud:8000/mdo/sap/sflight/test/test.xsjs
Read MoreGetting last value in MySQL group concat?
To get last value in group concat, use SUBSTRING_INDEX(). Let us first create a table −mysql> create table DemoTable1525 -> ( -> ListOfSubjects text -> ); Query OK, 0 rows affected (1.13 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1525 values('MongoDB, C'); Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable1525 values('Java, C++, MySQL'); Query OK, 1 row affected (0.25 sec) mysql> insert into DemoTable1525 values('Python, C++, C, Java'); Query OK, 1 row affected (0.14 sec)Display all records from the table using select statement −mysql> select * from DemoTable1525;This will ...
Read MoreWriting a material on SAP system via .NET Connector
Once you create material, you need to call BAPI- BAPI_TRANSACTION_COMMIT. “BAPI_TRANSACTION_COMMIT” is called to COMMIT a database operation. As COMITT statement can’t be called inside BAPI, we call this BAPI to complete COMMIT.Let us say you are editing some table fields in BAPI- as per failure or success, you can perform a COMMIT or ROLLBACK.To perform a COMMIT call BAPI_TRANSACTION_COMMIT. Below is sample COMITT:CALL FUNCTION 'BAPI_TRANSACTION_COMMIT' * EXPORTING * wait = "bapita-wait IMPORTING return = "bapiret2 . " BAPI_TRANSACTION_COMMITYou can see full documentation about BAPI_TRANSACTION_COMMIT:FU BAPI_TRANSACTION_COMMIT____________________________________________________Short TextExecute external Commit when using BAPIsFunctionality:This method executes a COMMIT WORK ...
Read MoreMatch the elements of an array in a MySQL query
Let us first create a table table −mysql> create table DemoTable1523 -> ( -> Id int, -> Value int -> ); Query OK, 0 rows affected (0.76 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1523 values(1, 56); Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable1523 values(2, 78); Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable1523 values(1, 34); Query OK, 1 row affected (0.10 sec) mysql> insert into DemoTable1523 values(2, 45); Query OK, 1 row affected (0.17 sec) mysql> insert into DemoTable1523 values(1, 99); Query OK, ...
Read MoreSum columns corresponding values according to similar dates in MySQL?
For this, use aggregate function SUM() along with GROUP BY. Let us first create a table −mysql> create table DemoTable1522 -> ( -> ProductPurchaseDate date, -> NumberOfProduct int -> ); Query OK, 0 rows affected (1.51 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1522 values('2019-01-21', 45); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable1522 values('2018-12-31', 78); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable1522 values('2019-01-21', 67); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable1522 values('2019-03-01', 56); Query OK, 1 row affected (0.19 ...
Read MoreUpdate a column in MySQL and remove the trailing underscore values
To remove the trailing values, use TRIM() as in the below update syntax −update yourTableName set yourColumnName=trim(trailing '_' from yourColumnName);Let us first create a table −mysql> create table DemoTable1521 -> ( -> StudentCode varchar(20) -> ); Query OK, 0 rows affected (1.33 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1521 values('345_'); Query OK, 1 row affected (0.19 sec) mysql> insert into DemoTable1521 values('12345'); Query OK, 1 row affected (0.38 sec) mysql> insert into DemoTable1521 values('9084_'); Query OK, 1 row affected (1.29 sec)Display all records from the table using select statement −mysql> select ...
Read MoreHow do I select data from one table only where column values from that table match the column values of another table in MySQL?
For this, you can use subquery along with EXISTS. Let us first create a table −mysql> create table DemoTable1 -> ( -> Id int, -> SubjectName varchar(20) -> ); Query OK, 0 rows affected (0.58 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1 values(111, 'MySQL'); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable1 values(112, 'MongoDB'); Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable1 values(113, 'Java'); Query OK, 1 row affected (0.17 sec) mysql> insert into DemoTable1 values(114, 'C'); Query OK, 1 row affected (0.27 sec) ...
Read MoreMySQL query to select rows one batch at a time
For this, you can use the concept of LIMIT and OFFSET. Let us first create a table −mysql> create table DemoTable1514 -> ( -> Id int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> FirstName varchar(20) -> ); Query OK, 0 rows affected (0.63 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1514(FirstName) values('Chris'); Query OK, 1 row affected (0.17 sec) mysql> insert into DemoTable1514(FirstName) values('Bob'); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable1514(FirstName) values('Sam'); Query OK, 1 row affected (0.08 sec) mysql> insert into DemoTable1514(FirstName) values('Mike'); Query OK, 1 row ...
Read MoreWhen inserting a new row, should I include the columns that are null in the MySQL query?
If you do not specify the column list in insert statement then you can use below syntax −insert into yourTableName values(NULL, yourValue, NULL, NULL, .....N);Let us first create a table −mysql> create table DemoTable1513 -> ( -> StudentId int, -> StudentName varchar(20) , -> StudentAge int, -> StudentCountryName varchar(20) -> ); Query OK, 0 rows affected (0.58 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1513 values(NULL, 'Chris Brown', NULL, NULL); Query OK, 1 row affected (0.11 sec) mysql> insert into DemoTable1513 values(101, NULL, NULL, NULL); Query OK, 1 row ...
Read MoreHow do I detect if the ON UPDATE event fired with query in MySQL?
You can detect with the help of row_count(). If the row_count() returns 1 that means it is a new record. If it returns 2, that means the ON UPDATE event is fired with query. Following is the syntax −select row_count();Let us first create a table −mysql> create table DemoTable1512 -> ( -> Value int , -> UNIQUE(Value) -> ); Query OK, 0 rows affected (0.60 sec)Insert some records in the table using insert command −mysql> insert into DemoTable1512 values(90) on duplicate key update Value=Value+10; Query OK, 1 row affected (0.09 sec)Now you can check the on ...
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