Order Records in Human-Readable Format Using MySQL

AmitDiwan
Updated on 13-Dec-2019 07:08:14

104 Views

For this, use INET_ATON() in MySQL. Let’s say our records are in the form of an IP Address. The INET_ATON() method would allow a user to convert IP Address records to the number and then we can use ORDER BY to order them.Let us first create a table −mysql> create table DemoTable    -> (    -> IpAddress varchar(50)    -> ); Query OK, 0 rows affected (1.36 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('192.168.110.78'); Query OK, 1 row affected (0.18 sec) mysql> insert into DemoTable values('192.168.110.87'); Query OK, 1 row affected (0.27 ... Read More

Display Custom Text for Empty Columns in MySQL Query

AmitDiwan
Updated on 13-Dec-2019 07:06:24

238 Views

Let us first create a table −mysql> create table DemoTable    -> (    -> FirstName varchar(20)    -> ); Query OK, 0 rows affected (0.77 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('Chris'); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values(''); Query OK, 1 row affected (0.16 sec) mysql> insert into DemoTable values('David'); Query OK, 1 row affected (0.14 sec) mysql> insert into DemoTable values('Bob'); Query OK, 1 row affected (0.15 sec) mysql> insert into DemoTable values(''); Query OK, 1 row affected (0.13 sec)Display all records from the table ... Read More

Wrap Around to First Value in MySQL Order By

AmitDiwan
Updated on 13-Dec-2019 07:04:30

220 Views

Let us first create a table −mysql> create table DemoTable    -> (    -> Value int    -> ); Query OK, 0 rows affected (3.21 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(20); Query OK, 1 row affected (0.78 sec) mysql> insert into DemoTable values(40); Query OK, 1 row affected (0.94 sec) mysql> insert into DemoTable values(30); Query OK, 1 row affected (0.41 sec) mysql> insert into DemoTable values(10); Query OK, 1 row affected (0.26 sec) mysql> insert into DemoTable values(90); Query OK, 1 row affected (0.21 sec) mysql> insert into DemoTable values(70); ... Read More

Find Second Maximum in a Table Using MySQL Query

AmitDiwan
Updated on 13-Dec-2019 07:02:38

565 Views

You can use LIMIT 1 OFFSET 1. Let us first create a table −mysql> create table DemoTable    -> (    -> Value int    -> ); Query OK, 0 rows affected (0.92 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values(1); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values(2); Query OK, 1 row affected (0.23 sec) mysql> insert into DemoTable values(4); Query OK, 1 row affected (0.22 sec) mysql> insert into DemoTable values(204); Query OK, 1 row affected (0.18 sec) mysql> insert into DemoTable values(5); Query OK, 1 row affected ... Read More

Upgrading to SAP ECC 6.0 from 4.6C

John SAP
Updated on 13-Dec-2019 07:01:39

615 Views

We have recently upgrade from SAP 4.6C to SAP ECC 6.0. We didn’t use r3 copy as it is recommended to use on same database. Solaris 10 is similar to Solaris 8 however database version will prevent the use of it.Also note that you can have multiple instances of SAP on single host and user. Following steps we followed:First is to install ECC and database on the target server.Next is to copy ( backup and restore ) the database from the source system.Upgrade the database to Oracle 10. Read sap documentation on this process. Some updates will be needed for ... Read More

MySQL TINYINT Type to Return 1 or NULL Records

AmitDiwan
Updated on 13-Dec-2019 07:00:49

722 Views

Let us first create a table −mysql> create table DemoTable    -> (    -> EmployeeId int NOT NULL AUTO_INCREMENT PRIMARY KEY ,    -> EmployeeName varchar(20),    -> isMarried tinyint    -> ); Query OK, 0 rows affected (0.83 sec)Insert some records in the table using insert command −mysql> insert into DemoTable(EmployeeName, isMarried) values('Chris', NULL); Query OK, 1 row affected (0.76 sec) mysql> insert into DemoTable(EmployeeName, isMarried) values('David', 1); Query OK, 1 row affected (0.35 sec) mysql> insert into DemoTable(EmployeeName, isMarried) values('Mike', 0); Query OK, 1 row affected (0.69 sec) mysql> insert into DemoTable(EmployeeName, isMarried) values('Sam', NULL); Query OK, ... Read More

Error 1064: SQL Syntax Error at Zero Fill Column

AmitDiwan
Updated on 13-Dec-2019 06:57:07

641 Views

Following is the error and it occurs when you implement ZEROFILL incorrectly−mysql> create table DemoTable    -> (    -> StudentCode int(10) NOT NULL ZEROFILL AUTO_INCREMENT PRIMARY KEY    -> ); ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ZEROFILL AUTO_INCREMENT PRIMARY KEY )' at line 3For correct implementation, use the below syntax −SyntaxyourColumnName int(10) ZEROFILL NOT NULL AUTO_INCREMENT PRIMARY KEYLet us first create a table −mysql> create table DemoTable    -> (    -> StudentCode int(10) ZEROFILL NOT NULL ... Read More

Find Integer in Text Data with MySQL

AmitDiwan
Updated on 13-Dec-2019 06:55:11

358 Views

Let us first create a table −mysql> create table DemoTable    -> (    -> Id int NOT NULL AUTO_INCREMENT PRIMARY KEY,    -> DoubleValue varchar(20)    -> ); Query OK, 0 rows affected (0.58 sec)Insert some records in the table using insert command −mysql> insert into DemoTable(DoubleValue) values('80.2, 90.5, 88.90'); Query OK, 1 row affected (0.44 sec) mysql> insert into DemoTable(DoubleValue) values('78.56, 45.80, 88, 45.6'); Query OK, 1 row affected (0.21 sec) mysql> insert into DemoTable(DoubleValue) values('12.34, 90.06, 89.90'); Query OK, 1 row affected (0.11 sec)Display all records from the table using select statement −mysql> select *from DemoTable;This will ... Read More

Sum Comma-Separated String with Numbers in MySQL

AmitDiwan
Updated on 13-Dec-2019 06:53:01

1K+ Views

You can create a custom function to sum a comma-separated string in MySQL. Let us first create a table. Here, we have a varchar column, wherein we will add numbers in the form of strings −mysql> create table DemoTable    -> (    -> ListOfValues varchar(50)    -> ); Query OK, 0 rows affected (0.56 sec)Insert some records in the table using insert command −mysql> insert into DemoTable values('20, 10, 40, 50, 60'); Query OK, 1 row affected (0.14 sec)Display all records from the table using select statement −mysql> select *from DemoTable;This will produce the following output −+----------------+ | ListOfValues ... Read More

Difference Between Dev and Pro in Configuring Transport System in SAP

John SAP
Updated on 13-Dec-2019 06:51:46

260 Views

Note that both production and development system should point to same directory. SAP never transfer files from one transport directory to another. Below is the process:You release a request from dev system. This create files in /usr/sap/trans/(data & cofiles).When STMS Transport Management System is configured correctly, you immediately see the request on the production system import queue and can import it.Incase route in Transport Management System is not configured it is possible to add a request to queue and then import to production.STMS is complex process in SAP system. I would suggest you refer this link:SAP Help linkRead More

Advertisements