The Oracle SQL Developer tool can connect to databases other than Oracle, including MySQL, ... However, write access is not supported for DB2. Before setting up the connection, ...

PL/SQL Unwrapper for SQL Developer is a free extension to unwrap PL/SQL code wrapped with the wrap utility of the Oracle Database Server version 10g, 11g, 12c, 18c or 19c. Open a wrapped PL/SQL unit ...

And this JAR file also exists in the SQL Developer distribution. This means that in order to be able to use the current formatting rules in SQL Developer, we have to copy the dbtools-common.jar file ...

Write a SQL Query find a number of workers according to gender whose DOB is between 01/01/1986 to 31/12/1998? SELECT COUNT (*), sex from Workers WHERE DOB BETWEEN '01/01/1986' AND '31/12/1998' group ...

PL/SQL doesn’t interact with the database server directly. SQL is used in writing queries, creating and executing DDL and DML statements. PL/SQL is used in writing blocks, program, procedures, ...

The ease and ubiquity of SQL have even led the creators of many “NoSQL” or non-relational data stores, such as Hadoop, to adopt subsets of SQL or come up with their own SQL-like query languages.