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SPUFI (SQL Processor Using File Input) is a database facility invented by IBM for interfacing with their Db2 system. It is accessed from within TSO ISPF from the DB2I Primary Option menu. SPUFI allows direct input of SQL commands in the TSO environment, rather than having them embedded within a program.
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. Version 11.5 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 ...
It provides procedural programmability in addition to the querying commands of SQL. It is a subset of the SQL Persistent Stored Modules language standard. As of DB2 version 9, SQL PL stored procedures can run natively inside the DB2 process (inside the DBM1 address space, more precisely) instead of being fenced in an external process. [2]
IBM i provides two mechanisms for accessing the integrated database - the so-called native interface, which is based on the database access model of the System/38, and SQL. [1] The native interface consists of the Data Description Specifications (DDS) language, which is used to define schemas and the OPNQRYF command or QQQQRY query API. [57]
IBM DB2 for z/OS, OS/390 and IBM i Operating System has a utility command called QUIESCE, used in order to make it write all data belonging to a certain database (a logical entity in a DB2 subsystem) from the buffers, helping utility programs get DRAIN access on the datasets quickly.
Reserved words in SQL and related products In SQL:2023 [3] In IBM Db2 13 [4] In Mimer SQL 11.0 [5] In MySQL 8.0 [6] In Oracle Database 23c [7] In PostgreSQL 16 [1] In Microsoft SQL Server 2022 [2]
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A SELECT statement retrieves zero or more rows from one or more database tables or database views. In most applications, SELECT is the most commonly used data manipulation language (DML) command. As SQL is a declarative programming language, SELECT queries specify a result set, but do not specify how to calculate it.