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Database trigger. A database trigger is procedural code that is automatically executed in response to certain events on a particular table or view in a database. The trigger is mostly used for maintaining the integrity of the information on the database. For example, when a new record (representing a new worker) is added to the employees table ...
IBM Db2 Community Edition is a free-to-download, free-to-use edition of the IBM Db2 database, which has both XML database and relational database management system features. It provides all core capabilities of Db2 but is limited to 4 virtual processor cores, 16 GB of instance memory, has no enterprise-level support, and no fix packs.
Data definition language. In the context of SQL, data definition or data description language ( DDL) is a syntax for creating and modifying database objects such as tables, indices, and users. DDL statements are similar to a computer programming language for defining data structures, especially database schemas.
Reserved words in SQL and related products In SQL:2023 In IBM Db2 13 In Mimer SQL 11.0 In MySQL 8.0 In Oracle Database 23c In PostgreSQL 16 In Microsoft SQL Server 2022 In Teradata 15 ...
Features. Legend. User Interface: Browser based - executes on a computer server and is accessed via a network using a web browser. desktop - executes on a personal computer. Create/alter table: Yes - can create table, alter its definition and data, and add new rows.
Access Database Engine (formerly known as Jet Database Engine) Proprietary. Actian Zen (PSQL) (formerly known as Pervasive PSQL) Proprietary. Adabas D. Proprietary. Airtable. Proprietary. Altibase.
Delete (SQL) In the database structured query language ( SQL ), the DELETE statement is used to remove one or more records from a table. A subset may be defined for deletion using a condition, otherwise all records are removed. [1] Some database management systems (DBMSs), like MySQL, allow deletion of rows from multiple tables with one DELETE ...
Here is a more comprehensive list of the SQLCODEs for DB2. Note that this list is not exhaustive. Also note that some SQLCODEs may only occur in specific Db2 products; e.g., only on Db2 z/OS, only on Db2 LUW, or only on Db2 for IBM i.