Postgresql FUNCTION plpgsql
The instruction tree fully translates the PL/pgSQL statement structure, but individual SQL expressions and SQL commands used in the function are not translated ... ,PL/pgSQL functions can also be declared to return a set, or table, of any data type they can return a single instance of. Such a function generates its output ...
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 Postgresql FUNCTION plpgsql 相關參考資料
13: 42.11. PLpgSQL under the Hood - PostgreSQL
SQL statements and expressions within a PL/pgSQL function can refer to variables and parameters of the function. Behind the scenes, PL/pgSQL substitutes ... https://www.postgresql.org 41.11. 深入了解PLpgSQL - PostgreSQL 正體中文使用手冊
The instruction tree fully translates the PL/pgSQL statement structure, but individual SQL expressions and SQL commands used in the function are not translated ... https://docs.postgresql.tw 8.1: PLpgSQL - SQL Procedural Language - PostgreSQL
PL/pgSQL functions can also be declared to return a set, or table, of any data type they can return a single instance of. Such a function generates its output ... https://www.postgresql.org 9.6: PLpgSQL - SQL Procedural Language - PostgreSQL
Chapter 41. PL/pgSQL - SQL Procedural Language · 1. Declaring Function Parameters; 41.3. · 2. ALIAS; 41.3. · 3. Copying Types; 41.3. · 4. Row Types; 41.3. · 5. https://www.postgresql.org Chapter 42. PLpgSQL - SQL Procedural Language
23, and 14 Beta 3 Released! Documentation → PostgreSQL 12. Supported Versions: Current (13) / 12 / ... https://www.postgresql.org Documentation: 10: 42.2. Structure of PLpgSQL - PostgreSQL
42.2. Structure of PL/pgSQL ... Functions written in PL/pgSQL are defined to the server by executing CREATE FUNCTION commands. Such a command would normally look ... https://www.postgresql.org Documentation: 9.1: CREATE FUNCTION - PostgreSQL
Also, OUT and INOUT arguments cannot be used together with the RETURNS TABLE notation. argname. The name of an argument. Some languages (including PL/pgSQL, but ... https://www.postgresql.org Documentation: 9.5: CREATE FUNCTION - PostgreSQL
Some languages (including SQL and PL/pgSQL) let you use the name in the function body. For other languages the name of an input argument is just extra ... https://www.postgresql.org PostgreSQL Create Function statement examples
create [or replace] function function_name(param_list) returns return_type language plpgsql as $$ declare -- variable declaration begin -- logic end; $$. https://www.postgresqltutorial PostgreSQL PLpgSQL
PL/pgSQL is easy to learn and simple to use. · PL/pgSQL comes with PostgreSQL by default. · PL/pgSQL inherits all user-defined types, functions, and operators. https://www.postgresqltutorial |