我有一些过程需要在开始之前采取不同的步骤。例如:
禁用外键上的检查约束:
select 'alter table '+fk.table_schema+'.'+fk.table_name
+' NOCHECK CONSTRAINT '+fk.CONSTRAINT_NAME
from SAProduct.information_schema.table_constraints fk
join SAProduct.information_schema.tables t
on t.table_schema = fk.table_schema
and
我试图使用crud删除数据库中的所有行,这是我的delete响应页面。我尝试了查询delete *但这不起作用,所以我手动地输入了它,如下所示。这些值将作为未确定的索引出现。有人能帮忙吗,告诉我我做错了什么,或者给我一个更简单的方法?
<?php
include "library.php";
include "database.php";
?>
<?php
//Get data from form
$faculty=$_POST["faculty"];
$date=$_POST["date"];
$mod
我需要从数据库中的表中删除所有数据。所以我使用DataContext.ExecuteCommand。
db.ExecuteCommand("DELETE From Products");
此方法会导致对每个表的数据库的新请求。我想在一个查询中从我的表中清除数据。但到目前为止,我所有的尝试都失败了。
是否可以使用DataContext.ExecuteCommand从多个表(多个SQL查询)中删除数据?
try
{
using (var context = new DataContext())
{
我使用regexp,但我不能为我的情况做。我有自己的引擎,像DLE。我有诸如a,/a,b,/b等标记。我使用regexp,如
'\\[a\\](.*?)\\[/a\\]'si
或者像这样
'\\[a\\](.*?)(\\[/a\\])+'si
但我不想这样做。我需要接收:
from '[a]delete[/a]' : ''
from '[a][b]delete[/b][/a]' : '',
from '[a][a]delete[/a][/a]' : '', wi
我在一个从多个外键记录表中删除记录的过程中有大约40条delete查询语句。
示例
Create Proc usp_delete_record(@id int)
as
Begin
Delete from table1 where id=@id;
Delete from table2 where id=@id;
Delete from table3 where id=@id;
Delete from table4 where id=@id;
Delete from table5 where id=@id;
Delete from table
我有一个表Order,在这里我想通过clientId删除数据。此表每个客户端有超过2071458条记录。这个表有16表的外键引用。Wo当我尝试按clientid删除记录时,删除再皮质需要2-4小时。那么,我如何提高性能,以更快地做到这一点。如果是,我可以使用子查询,如何在此查询中使用。下面是我正在使用的查询。
DECLARE @ORDERID int
DECLARE DEL_RelDataOFOrdeTab CURSOR FOR
SELECT ORDERID FROM orde_ WHERE CLIENTID = @ClientID
OPEN DEL_RelDataOFOrde
我有一个存储过程。对它的调用返回-1。这是什么意思?
下面是调用存储过程的代码(由实体框架自动生成):
public virtual int DeleteProjectData(Nullable<int> projectId, string deleteType, string username)
{
var projectIdParameter = projectId.HasValue ?
new ObjectParameter("projectId", projectId) :
new Ob
我不能从数据库中删除此行,因为没有闭合的引号。我怎样才能逃离它。我试着使用反斜杠,但不起作用。
当我尝试从dbo.Cities where name =‘±rbatax’删除删除时,我得到(0行受影响),即使在数据库中也存在12行。无法识别字符的问题
Delete from dbo.Cities where name = 'Ra's al Khaymah';
Delete from dbo.Cities where name = 'Cala de s'Algar';
Delete from dbo.Cities where name = '
如何从进水数据库中删除数据?
文件表明,它应该很简单,如:
delete from foo where time < now() -1h
出于某种原因,进水数据库拒绝我的delete语句,说"Delete查询不能有where子句不引用时间“
select * from bootstrap where duration > 1000 and time > 14041409940s and time < now()
我想删除这5个持续时间> 1000秒的条目。
这应该是一个有效的sql语句,但是它失败了。
这些删除语句也都不起作用。
delet
我如何才能在SQL Server中添加一个变量来替换%MV_AUG2019.json%,这样我就只需要在一个地方为所有这些表更改它? delete from [addresses] where [uniqueFilename] like '%MV_AUG2019.json%'
delete from [disabilities] where [uniqueFilename] like '%MV_AUG2019.json%'
delete from [MD] where [uniqueFilename] like '%MV_AUG2019.json%
我有6个模式,在两个文件(有利和请愿),除了用户的信息。存在一些相互依赖的关系。当我改变模型时,出现了一些错误。所以我想重新开始,想把所有的桌子都扔掉。
我运行了sql刷新和Sqlclear,结果如下。
的结果是
BEGIN;
DELETE FROM "django_admin_log";
DELETE FROM "auth_permission";
DELETE FROM "auth_group";
DELETE FROM "auth_group_permissions";
DELETE FROM "django_ses
今天,我想删除sql server中几个表中的所有测试记录。这是我想要实现的目标。 Select ID from sourceTable where acctType='S' and acctroot<>0 假设此查询返回5行。 | ID|
---
| 1 |
| 2 |
| 3 |
| 4 |
| 5 | 下面是我需要清理的表 delete from tmpA where ID=1
delete from tmpB where acctID=1
delete from tmpC where userID = 1
del
我正在使用Oracle11g。我有以下两个sql查询。
Delete from TableA;
Delete from TableB;
Delete from TableC;
Delete from TableD;
Delete from TableE;
现在,我如何创建一个批处理文件来运行此脚本,方法是使用上述查询传递连接到DB和delete的凭据?
谢谢!
这是我的情况,我有许多SQL行,如下所示。
SET IDENTITY_INSERT blah
DELETE FROM blah
SET IDENTITY_INSERT blah
DELETE FROM blah
SET IDENTITY_INSERT blah
DELETE FROM blah
SET IDENTITY_INSERT blah
DELETE FROM blah
SET IDENTITY_INSERT blah
DELETE FROM blah
我想用VIM重新排列它
SET IDENTITY_INSERT blah
SET IDENTITY_INSERT blah
SET ID
我有下面的触发器
ALTER TRIGGER [dbo].[DeleteUserData]
ON [dbo].[site_users]
AFTER DELETE
AS
BEGIN
SET NOCOUNT ON;
--delete user uploads
update my_gallery set deleted=1 where un=(select un from deleted) and subdomain=(select subdomain from deleted)
--delete user pms
delete from pms where toUn=(select un
我有14个表在一个文件的ms-access。
我想一次性删除这些表上的所有记录。
我试着用
DELETE FROM table1
DELETE FROM table2
DELETE FROM table3
...
DELETE FROM table12
DELETE FROM table13
DELETE FROM table14
然后运行它。
但是它不能运行。
该怎么做呢?
如何优化此查询?
DELETE FROM item WHERE id = 1002;
DELETE FROM item WHERE id = 1003;
DELETE FROM item WHERE id = 102232;
DELETE FROM item WHERE id = 12322;
这是一条出路吗?
DELETE FROM item WHERE id = 1002 OR id = 1003 OR id = 102232 OR id = 12322;
我非常需要专家的头脑!
我正在使用Server数据库。我有以下SQL查询:
Delete from TableA;
Delete from TableB;
Delete from TableC;
Delete from TableD;
Delete from TableE;
是否可以使用批处理文件运行这些脚本?数据库是一个远程数据库。
谢谢!
测试代码工作正常:来自普通导入mysqlDB
mysql = mysqlDB.MySQLCommand(****)
sqls = ['DELETE FROM `credit_queue_record`;', 'DELETE FROM `fund_queue_record`;', 'DELETE FROM `installment_bill`;', 'DELETE FROM `kporder_queue_record`;', 'DELETE FROM `order_info`;', 'DELETE FROM
我需要根据另一个表的内容从多个表中删除。为了避免在每个语句中重新声明查询,我使用:
WITH users_to_delete AS (
SELECT id FROM auth.user WHERE email IN (
'address@email.com',
'address2@email.com'
)
)
DELETE FROM schema1.table WHERE "userId" IN (SELECT id FROM users_to_delete);
DELETE FROM schema2.table WHE
我正在编写一个存储过程来删除项目。项目有很多关系。产生9条delete语句。如果有人失败了(尽管他们不应该...)我想向调用者( MS Access vba程序)返回一个错误,并回滚事务。
我觉得我很close...can有人把我推到这条线上了?
create procedure dbo.cpas_DeleteProject
@ProjectID INt = 0
AS
BEGIN TRY
BEGIN TRANSACTION
DELETE FROM tblWOTasks WHERE tblWOTasks.WorkOrderID IN (SELECT ID FROM
我使用Microsoft SQL Server 2017 Management Studio。 我有这些表格: alter table dob
(
PIB int primary key,
naziv nchar (10) not null,
broj_racuna int
)
alter table ddob
(
PIB int primary key,
tel nchar (10) not null,
MB int,
adr nchar (10)
) PIB是表dob的外键 我创建了一个视图dd_all SELECT D.PIB,
如何在sqlalchemy orm中编写以下查询表达式?
DELETE FROM ACCESS_STRING_DETAILS WHERE MENU_ID IN(SELECT MENU_ID FROM REDIRECTOR WHERE SERVICE=122)
DELETE FROM TIME_DETAILS WHERE MENU_ID IN(SELECT MENU_ID FROM REDIRECTOR WHERE SERVICE=122)
DELETE FROM REDIRECTOR_INPUT_PARAMS WHERE COMMAND_ID IN(SELECT KEYWORD FROM RE
我们已经准备好将我们的实例部署到生产中,我目前正在清理过程中所做的所有演示数据。
我通常遵循以下步骤来清理主要的示例数据:
SSH进入服务器
su postgres
psql abc_db_name
delete from stock_pack_operation;
delete from stock_picking;
delete from stock_move;
delete from account_invoice;
delete from account_partial_reconcile;
delete from account_move;
delete from sale_ord
我是Rails的新手,我想写一些self.down查询。目前我正在对整个查询进行硬编码。有没有更简单的方法呢?
def self.down
delete("delete from trigger_events where name = 'CHANGE_APPROVED'")
delete("delete from notifications where trigger_event_id = 5")
delete("delete from notification_recipients where notific
我有以下问题:
DELETE FROM server_N1 where vencimiento <= '2015/01/08';
DELETE FROM server_N2 where vencimiento <= '2015/01/08';
DELETE FROM server_N3 where vencimiento <= '2015/01/08';
...
DELETE FROM server_N11 where vencimiento <= '2015/01/08';
我只想在一个查询中转换这些查询
我在下面的SQL中遇到了一些问题:
delete from oc_category_description where 'category_id' NOT in (SELECT category_id FROM oc_product_to_category);
delete from oc_category_path where 'category_id' NOT in(SELECT category_id from oc_product_to_category);
delete from oc_category_to_store where 'cat
我有一个很长的脚本,用于从大量表(比100+)中删除一些特定的数据,它看起来如下所示:
..。
Delete from Table_name WHERE Company not in ('Company1','Company2')
Delete from Table_name WHERE Company not in ('Company1','Company2')
Delete from Table_name WHERE Company not in ('Company1','Company2')
我有一个进程,每天晚上在数据库中运行,以获取各种表的快照(不是完整的表快照,只需选择记录类型)。
最近,它一直在填补重做日志和失败。声明如下。我能做些什么来减少日志记录的数量吗?
BEGIN
DELETE FROM DWH_STOCK_SNAPSHOT WHERE CAPTURE_DATE < SYSDATE - 5;
DELETE FROM DWH_SORD_SNAPSHOT WHERE CAPTURE_DATE < SYSDATE - 5;
DELETE FROM DWH_SORDD_SNAPSHOT WHERE CAPTURE_DATE < SYSDATE
我试图用下面的代码顺序执行SQL命令列表。但我可以看出,从下面的方法来看,这种顺序并不一定一定。什么是正确的方法?
deletegrpquery = 'delete FROM grp where grp_id=(?)';
deleteuserassociations = 'delete FROM grp_usr where grp_id=(?)';
deleteexpensesofgrp = 'delete FROM exp where exp_grp=(?)';
deletepaidbyentries = 'delete FROM pa
我们的数据库没有实现ON DELETE CASCADE,所以我需要创建一个脚本或存储过程来删除多个表中的记录,考虑到QUery中I的结果:
我在存储过程中尝试过,但不能在变量中分配多行:
CREATE PROCEDURE `Delete_card`(IN _status INT)
BEGIN
SET @IDs = SELECT ID FROM TABLE_ID WHERE Status=_status;
DELETE FROM TABLE_A WHERE ID IN (@IDs);
DELETE FROM TABLE_B WHERE ID IN (@IDs)
我正在使用下面的方法,但我想通过使用单一查询来改进它…
$sql="DELETE FROM expense";
$sql1="DELETE FROM invoice";
$sql2="DELETE FROM cat";
$sql3="DELETE FROM conf";
$sql4="DELETE FROM patient";
$sql5="DELETE FROM prv";
$sql7="DELETE FROM test_invoice";
$sql8="DELETE FR
下面是我正在编写的PL/SQL
declare
v_sql varchar2(500);
BEGIN
for t in (
SELECT distinct ID
FROM TABLEB
) loop
for c in (
select * from (
select 'delete from ' as test
from dual
union all
select 'TABLEA'||' where
我正在mysql中创建一个函数(8.0.18),其中包含两个参数(_id和_operator)。其中,_id是需要处理的记录id,而_operator是要执行的操作。
这段代码运行良好。但是,它是相当大的和重复的:
DELIMITER $$
DROP FUNCTION IF EXISTS `deleteSubscriber` $$
CREATE FUNCTION `deleteSubscriber`(_id INTEGER, _operator VARCHAR(2)) RETURNS CHAR
BEGIN
IF (_operator = '=' OR