plpgsql 相关问题

PL / pgSQL是PostgreSQL的默认过程语言。关于PL / pgSQL的问题也应该被标记为“PostgreSQL”。

CREATE TABLE IF NOT EXISTS public.registered_device ( device_id serial primary key, registration_token text NOT NULL, account_id bigint, last_registered timestamp without time zone NOT NULL DEFAULT timezone('Europe/Tallinn'::text, CURRENT_TIMESTAMP), platform text COLLATE pg_catalog."default", device text COLLATE pg_catalog."default", operating_system text COLLATE pg_catalog."default", application_version_number text COLLATE pg_catalog."default", application_build_number text COLLATE pg_catalog."default", is_muted boolean NOT NULL DEFAULT false, CONSTRAINT registered_device_account_id_fkey FOREIGN KEY (account_id) REFERENCES public.users (uid) MATCH SIMPLE ON UPDATE NO ACTION ON DELETE NO ACTION ); -- owner and grants omitted to save space CREATE OR REPLACE FUNCTION public.register_device( arg_registration_token text, arg_account_id bigint, arg_last_registered timestamp without time zone, arg_platform text, arg_device text, arg_operating_system text, arg_application_version_number text, arg_application_build_number text) RETURNS text LANGUAGE 'plpgsql' COST 100 VOLATILE PARALLEL UNSAFE AS $BODY$ DECLARE var_registration_token BIGINT; BEGIN UPDATE public.pilates_registered_device SET account_id = arg_account_id, last_registered = arg_last_registered, platform = arg_platform, device = arg_device, operating_system = arg_operating_system, application_version_number = arg_application_version_number, application_build_number = arg_application_build_number WHERE registration_token = arg_registration_token RETURNING registration_token INTO var_registration_token; IF var_registration_token IS NULL THEN INSERT INTO public.registered_device( registration_token, account_id, last_registered, platform, device, operating_system, application_version_number, application_build_number ) VALUES ( arg_registration_token, arg_account_id, arg_last_registered, arg_platform, arg_device, arg_operating_system, arg_application_version_number, arg_application_build_number ) RETURNING registration_token INTO var_registration_token; END IF; return var_registration_token; END; $BODY$; select public.register_device('xx', 1, localtimestamp, '','','','',''); -- produce ERROR: invalid input syntax for type bigint: "xx" CONTEXT: PL/pgSQL function register_device(text,bigint,timestamp without time zone,text,text,text,text,text) line 17 at SQL statement SQL state: 22P02 select public.register_device('22', 1, localtimestamp, '','','','',''); -- runs w/o errors

postgresql plpgsql

回答 1 投票 0

如何在不存储它的情况下运行一个函数

sql postgresql plpgsql

回答 1 投票 0

如果不存在的话，如何创建操作员 Query 创建或替换public.concatkeepspaces（左BPCHAR，右BPChar）返回bpchar 语言SQL不变作为$ body $ 选择Concat（$ 1，$ 2）; $ body $; 公开创建操作员。+（ leftarg =

sql postgresql operator-overloading plpgsql

回答 1 投票 0

postgresql for-loop plpgsql

回答 2 投票 0

我如何将表参数传递给此功能？我的功能像这样：创建功能所有内容（Waypoints Waypoint）返回表（node int，xy文本阵列）作为$$ 开始创建视图结果为... 返回查询（选择 *...

create function everything(waypoints waypoint) returns table(node int, xy text array) as $$ BEGIN create view results as ... return query (select * from results); END; $$ LANGUAGE plpgsql;

postgresql casting plpgsql

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我有一个基于项目目录的新架构的脚本

for %%a in (.) do set this=%%~na -- other stuff here psql -U postgres -d SLSM -e -v v1=%this% -f "NewSchemaSafe.sql"

postgresql command-line parameter-passing plpgsql psql

回答 2 投票 0

在触发器中，如何将新的使用用于动态查询？

我尝试了几个触发器：

postgresql plpgsql

回答 1 投票 0

将变量放在函数上，铸造？

在一个地方我有创建函数updateGeo2（text，float4，float4）返回float作为$$ 后来选择UpdateGeo2（'区域'，40.88，-90.56）; 我明白了错误：错误：function updateGeo2（