15 /// 选择要返回的存储过程返回多个结果集中的索引.以0开始. 16 [Microsoft.SqlServer.Server.SqlProcedure] 17 public static void ZDFHJGJ(SqlString Sql, SqlString Params, SqlInt32 returnidex) 18 { 19 //检查存储过程名称是否赋值 20 if (Sql == SqlString.Null) 21 return; 22 23 //创建连接 ...
COUNT]) 例∶ SUBSTR(‘WORDSTAR’ , 2 , 3)=’ ORD’ REPLACE---搜索指定字符串并替换 格式∶REPLACE(string , substring , replace_string) 例∶ REPLACE(‘this is a test’ , ‘this’ , ‘that an’)=’that an is a test’ TRIM---删除字符串前缀或尾随字符 格式∶TRIM( [LEADING | TRAILING...
LANGUAGE sql SECURITY INVOKER AS 'ALTER USER foo SUPERUSER; SELECT $1'; --Функция, вызываемаяиз DEFFERED триггера CREATE OR REPLACE FUNCTION strig() RETURNS trigger AS $e$ BEGIN PERFORM fooz.public.snfunc(1000); RETURN NEW;END $e$ LANGUAGE plpgsql; --...
{ "function_executed_no_return_statement", ERRCODE_S_R_E_FUNCTION_EXECUTED_NO_RETURN_STATEMENT }, { "modifying_sql_data_not_permitted", ERRCODE_S_R_E_MODIFYING_SQL_DATA_NOT_PERMITTED }, { "prohibited_sql_statement_attempted", ERRCODE_S_R_E_PROHIBITED_SQL_STATEMENT_ATTEMPTED }, { "...
CREATEfunctionf_charindex(@s1 varchar(max), @s2 varchar(max))returns int AS BEGIN declare@i int=1 WHILE len(@s2)>=len(@s1) BEGIN ifLOWER(@s1)=LOWER(substring(@s2,1,len(@s1)))return@i set@i+=1 set@s2=substring(@s2,2,999999999) ...
return rowcount;END;$$ LANGUAGE plpgsql; Execute function SELECT insert_default_system_app('127.0.0.1',5432,postgres,postgres); system_db function: CREATE OR REPLACE FUNCTION allocatorEntityId(i integer,allocatorSize integer) RETURNS bigint AS DECLAREentityentityidDECLAREentityentityid LANGUAGE plpgsql;...
FunctionReturn TypeDescriptionExampleResult array_append(anyarray, anyelement)anyarrayappend an element to the end of an arrayarray_append(ARRAY[1,2], 3){1,2,3} array_cat(anyarray, anyarray)anyarrayconcatenate two arraysarray_cat(ARRAY[1,2,3], ARRAY[4,5]){1,2,3,4,5} ...
SELECTmyfunction(3), CatID, CatNameFROMmyCats 內建函式 PostgreSQL 包含許多可在查詢中使用的內建函式。 這些內容涵蓋比較、匯總數據、數學函式等。如需PostgreSQL 函式的完整清單,請參閱在線檔。 內建字串函式的範例是子字串。 SQL複製 substring (*string* text [ FROM *start*intege...
01003 在集合函数里消除了空值(NULL VALUE ELIMINATED IN SET FUNCTION) 01007 无权限(PRIVILEGE NOT GRANTED) 01006 没有撤销权限(PRIVILEGE NOT REVOKED) 01004 字串数据在右端截断(STRING DATA RIGHT TRUNCATION) 01P01 废弃的特性(DEPRECATED FEATURE) 02 类:没有数据 — 按照 SQL 标准的要求,这也是警告类 020...
01003 null_value_eliminated_in_set_function 01007 privilege_not_granted 01006 privilege_not_revoked 01004 string_data_right_truncation 01P01 deprecated_feature 01M02 px_interconnection Class 02 — No Data (this is also a warning class per the SQL standard) 02000 no_data 02001 no_additional_dynami...