# Appendix K. 首字母缩略词 这是一个在PostgreSQL使用说明 和PostgreSQL讨论中经常用到的首字母缩略图。 ANSI [American National Standards Institute](http://en.wikipedia.org/wiki/American_National_Standards_Institute) API [Application Programming Interface](http://en.wikipedia.org/wiki/API) ASCII [American Standard Code for Information Interchange](http://en.wikipedia.org/wiki/Ascii) BKI [Backend Interface](#calibre_link-519) CA [Certificate Authority](http://en.wikipedia.org/wiki/Certificate_authority) CIDR [Classless Inter-Domain Routing](http://en.wikipedia.org/wiki/Classless_Inter-Domain_Routing) CPAN [Comprehensive Perl Archive Network](http://www.cpan.org/) CRL [Certificate Revocation List](http://en.wikipedia.org/wiki/Certificate_revocation_list) CSV [Comma Separated Values](http://en.wikipedia.org/wiki/Comma-separated_values) CTE [Common Table Expression](#calibre_link-515) CVE [Common Vulnerabilities and Exposures](http://cve.mitre.org/) DBA [Database Administrator](http://en.wikipedia.org/wiki/Database_administrator) DBI [Database Interface (Perl)](http://dbi.perl.org/) DBMS [Database Management System](http://en.wikipedia.org/wiki/Dbms) DDL [Data Definition Language](http://en.wikipedia.org/wiki/Data_Definition_Language),SQL命令比如`CREATE TABLE`, `ALTER USER` DML [Data Manipulation Language](http://en.wikipedia.org/wiki/Data_Manipulation_Language), SQL命令比如`INSERT`, `UPDATE`, `DELETE` DST [Daylight Saving Time](http://en.wikipedia.org/wiki/Daylight_saving_time) ECPG [Embedded C for PostgreSQL](#calibre_link-620) ESQL [Embedded SQL](http://en.wikipedia.org/wiki/Embedded_SQL) FAQ [Frequently Asked Questions](http://en.wikipedia.org/wiki/FAQ) FSM [Free Space Map](#calibre_link-1512) GEQO [Genetic Query Optimizer](#calibre_link-529) GIN [Generalized Inverted Index](#calibre_link-1006) GiST [Generalized Search Tree](#calibre_link-1003) Git [Git](http://en.wikipedia.org/wiki/Git_(software)) GMT [Greenwich Mean Time](http://en.wikipedia.org/wiki/GMT) GSSAPI [Generic Security Services Application Programming Interface](http://en.wikipedia.org/wiki/Generic_Security_Services_Application_Program_Interface) GUC [Grand Unified Configuration](#calibre_link-1149), 处理服务器配置的PostgreSQL子系统。 HBA [Host-Based Authentication](#calibre_link-656) HOT [Heap-Only Tuples](http://git.postgresql.org/gitweb?p=postgresql.git;a=blob;f=src/backend/access/heap/README.HOT;hb=HEAD) IEC [International Electrotechnical Commission](http://en.wikipedia.org/wiki/International_Electrotechnical_Commission) IEEE [Institute of Electrical and Electronics Engineers](http://standards.ieee.org/) IPC [Inter-Process Communication](http://en.wikipedia.org/wiki/Inter-process_communication) ISO [International Organization for Standardization](http://www.iso.org/iso/home.htm) ISSN [International Standard Serial Number](http://en.wikipedia.org/wiki/Issn) JDBC [Java Database Connectivity](http://en.wikipedia.org/wiki/Java_Database_Connectivity) LDAP [Lightweight Directory Access Protocol](http://en.wikipedia.org/wiki/Lightweight_Directory_Access_Protocol) MSVC [Microsoft Visual C](http://en.wikipedia.org/wiki/Visual_C++) MVCC [Multi-Version Concurrency Control](#calibre_link-444) NLS [National Language Support](http://en.wikipedia.org/wiki/Internationalization_and_localization) ODBC [Open Database Connectivity](http://en.wikipedia.org/wiki/Open_Database_Connectivity) OID [Object Identifier](#calibre_link-1152) OLAP [Online Analytical Processing](http://en.wikipedia.org/wiki/Olap) OLTP [Online Transaction Processing](http://en.wikipedia.org/wiki/OLTP) ORDBMS [Object-Relational Database Management System](http://en.wikipedia.org/wiki/ORDBMS) PAM [Pluggable Authentication Modules](http://en.wikipedia.org/wiki/Pluggable_Authentication_Modules) PGSQL [PostgreSQL](#calibre_link-1) PGXS [PostgreSQL Extension System](#calibre_link-841) PID [Process Identifier](http://en.wikipedia.org/wiki/Process_identifier) PITR [Point-In-Time Recovery](#calibre_link-466) (连续归档) PL [Procedural Languages (server-side)](#calibre_link-824) POSIX [Portable Operating System Interface](http://en.wikipedia.org/wiki/POSIX) RDBMS [Relational Database Management System](http://en.wikipedia.org/wiki/Relational_database_management_system) RFC [Request For Comments](http://en.wikipedia.org/wiki/Request_for_Comments) SGML [Standard Generalized Markup Language](http://en.wikipedia.org/wiki/SGML) SPI [Server Programming Interface](#calibre_link-893) SP-GiST [Space-Partitioned Generalized Search Tree](#calibre_link-550) SQL [Structured Query Language](http://en.wikipedia.org/wiki/SQL) SRF [Set-Returning Function](#calibre_link-929) SSH [Secure Shell](http://en.wikipedia.org/wiki/Secure_Shell) SSL [Secure Sockets Layer](http://en.wikipedia.org/wiki/Secure_Sockets_Layer) SSPI [Security Support Provider Interface](http://msdn.microsoft.com/en-us/library/aa380493%28VS.85%29.aspx) SYSV [Unix System V](http://en.wikipedia.org/wiki/System_V) TCP/IP [Transmission Control Protocol (TCP) / Internet Protocol (IP)](http://en.wikipedia.org/wiki/Transmission_Control_Protocol) TID [Tuple Identifier](#calibre_link-1152) TOAST [The Oversized-Attribute Storage Technique](#calibre_link-80) TPC [Transaction Processing Performance Council](http://www.tpc.org/) URL [Uniform Resource Locator](http://en.wikipedia.org/wiki/URL) UTC [Coordinated Universal Time](http://en.wikipedia.org/wiki/Coordinated_Universal_Time) UTF [Unicode Transformation Format](http://www.unicode.org/) UTF8 [Eight-Bit Unicode Transformation Format](http://en.wikipedia.org/wiki/Utf8) UUID [Universally Unique Identifier](#calibre_link-1749) WAL [Write-Ahead Log](#calibre_link-79) XID [Transaction Identifier](#calibre_link-1152) XML [Extensible Markup Language](http://en.wikipedia.org/wiki/XML)