query_string=0x2adbf08"create or replace function func_test(pi_v1 in int,pi_v2 varchar,pio_v3 inout varchar,po_v4 out int,po_v5 out varchar)\nreturns record\nas\n$$\ndeclare\nbegin\nraise notice 'pi_v1 := %,pi_v2 := %,pi_v3 :="...) at postgres.c:1215#80x00000000008f0b...
CREATE OR REPLACE FUNCTION "public"."f_inittables1"(arr _text)RETURNS "pg_catalog"."void" AS $BODY$DECLAREscount INTEGER;rownum integer := 1;currsnum text;strSQL text;BEGINscount:=array_length(arr,1);while rownum <= scount LOOPcurrsnum:=arr[rownum];RAISE NOTICE '这里是%', currsnum...
Postgres函数返回参数或零值 如果找到数据,则希望在执行select查询时返回列值或零值。但我有语法错误。我该如何解决这个问题?错误是CREATEOR REPLACE FUNCTION tuvimer.getProjectTypes( OUT 浏览3提问于2017-01-14得票数0 回答已采纳 扫码 添加站长 进交流群 ...
如题,需求是传入一个字符串数组,根据数组的大小(n)来动态复制n张表,接下来直接看一下完整的自定义函数代码: CREATEORREPLACE FUNCTION"public"."f_inittables1"(arr _text) RETURNS"pg_catalog"."void"AS$BODY$ DECLARE scountINTEGER; rownuminteger:=1; currsnumtext; strSQLtext; BEGIN scount:=array_le...
被授予CREATE ANY FUNCTION权限的用户,可以在用户模式下创建/替换函数。 函数默认为SECURITY INVOKER权限,如果想将默认行为改为SECURITY DEFINER权限,需要设置guc参数behavior_compat_options='plsql_security_definer'。创建函数时,不支持使用函数自身作为入参默认值。 带OUT模式参数的函数不能在SQL语句中被调用。 带OUT...
CREATE FUNCTION myCreateTable() RETURNS void AS $$ CREATE TABLE IF NOT EXISTS test ( the_id int PRIMARY KEY, name text ); $$ LANGUAGE sql VOLATILE; If you want that function to accept a name (still wouldn't suggest this), CREATE OR REPLACE FUNCTION myCreateTable(myIdent text) RETURN...
ALTERFUNCTION"public"."f_inittables1"(arr _text) OWNERTO"postgres"; 如上所示,遍历参数数组,根据数组的值拼接构造表名,同时构造外键名和序列名,在循环的n次中通过EXECUTE关键字执行建表语句实现动态建表,下面调用一下试试,传入一个5个字符串的数组: ...
In PostgreSQL, the database objects are created using the CREATE command. In this write-up, we will discuss how to use the Postgres “CREATE” command for Table, View, Sequence, INDEX, Function, and Tablespace Creation. Case 1: Use the CREATE Command For Table Creation ...
zinteger);INSERTINTOtbl(x)SELECTxFROMgenerate_series(1,5)ASt(x);ALTERTABLEtblADDCOLUMNyinteger;CREATEORREPLACEFUNCTIONcopy_to_new_column()RETURNSTRIGGERAS$BODY$BEGININSERTINTOtbl(y)VALUES(NEW.x+1);RETURNnew;END; $BODY$languageplpgsql;CREATEORREPLACETRIGGERtrig_copy_to_new ...
-- 创建函数1 smallint到boolean到转换函数 CREATE OR REPLACE FUNCTION "smallint_to_boolean"("i"...