PLSQL
PL/SQL is Oracle Corporation's procedural extension to SQL. It adds procedural language features to the SQL language and is tightly integrated with Oracle Database, allowing writing programs that run inside the database server. PL/SQL code is stored and executed as database objects, and can call SQL statements directly from within the language. Programs are built from blocks consisting of an optional declaration section, a begin section, an exception-handling section, and an end.
Key features include variables and strongly typed data types (NUMBER, VARCHAR2, DATE, BOOLEAN, and others), records
Deployment and use: PL/SQL units are compiled and stored in a schema as procedures, functions, packages, and
Development and ecosystem: Common development environments include Oracle SQL Developer and third-party tools such as TOAD.