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2018. 10. 26. 21:51 SQL SERVER

 

--Linked Server 생성

sp_addlinkedserver'test1','MSSQL','SQLOLEDB','아이피,포트','디비이름'

sp_addlinkedsrvlogin 'test1', 'false',  'local login', 'remote login', 'remote password'

 
 
--rpc out 을 열어줘야 할 경우
--link이름.디비이름.스키마.procedure 로 실행하기 위해서는 TRUE로 해야함
 EXEC sp_serveroption '링크드서버명', 'RPC OUT', TRUE

 

 

--링크드서버 계정삭제sp_droplinkedsrvlogintest_oracle,hyun_user
--링크드서버 삭제sp_dropserver test_oracle--계정과 함께 삭제sp_dropserver 'test1' , 'droplogins'

 

--링크드서버 리스트 보는 쿼리

SELECT ss .server_id,
       ss. NAME,
       'Server ' = CASE ss. server_id
                     WHEN 0 THEN 'Current Server'
                     ELSE 'Remote Server'
                   END,
       ss. product,
       ss. provider,
       ss. catalog,
       'Local Login ' = CASE sl. uses_self_credential
                          WHEN 1 THEN 'Uses Self Credentials'
                          ELSE ssp .NAME
                        END,
       'Remote Login Name' = sl .remote_name,
       'RPC Out Enabled' = CASE ss. is_rpc_out_enabled
                             WHEN 1 THEN 'True'
                             ELSE 'False'
                           END,
       'Data Access Enabled' = CASE ss. is_data_access_enabled
                                 WHEN 1 THEN 'True'
                                 ELSE 'False'
                               END,
       ss. modify_date
FROM   sys .servers ss
       LEFT JOIN sys .linked_logins sl
              ON ss .server_id = sl .server_id
       LEFT JOIN sys .server_principals ssp
              ON ssp .principal_id = sl .local_principal_id 

posted by bedbmsguru
2018. 10. 26. 21:50 SQL SERVER

DECLARE @Cursor CURSOR
DECLARE @ServerName NVARCHAR( 128)
DECLARE @ServerID INT
DECLARE @SQL VARCHAR( MAX)

--Create temp table to store results
IF object_id (N'tempdb..##LinkedServers') IS NOT NULL
                 DROP TABLE ##LinkedServers

CREATE TABLE ##LinkedServers
                 (
                 [LinkedServerID] INT IDENTITY( 1,1 ) NOT NULL,
                 [Name] SYSNAME NULL,
                 [ProvName] NVARCHAR (128) NULL,
                 [Product] NVARCHAR (128) NULL,
                 [DataSource] NVARCHAR (4000) NULL,
                 [ProvString] NVARCHAR (4000) NULL,
                 [Location] NVARCHAR (4000) NULL,
                 [Cat] SYSNAME NULL
                 )
--Get list of linked servers from system proc
INSERT INTO ##LinkedServers
EXEC [sys] .sp_linkedservers
--Add tested field to result set
ALTER TABLE ##LinkedServers ADD [TestSuccess] BIT

--Cursor over list of linked servers testing each
SET @Cursor = CURSOR FOR
                                                                                                 SELECT
                                                                                                                 [LinkedServerID],
                                                                                                                 [Name]
                                                                                                 FROM
                                                                                                                 ##LinkedServers
OPEN @Cursor
FETCH NEXT FROM @Cursor INTO
                                                                                                                 @ServerID,
                                                                                                                 @ServerName

WHILE (@@FETCH_STATUS = 0 )
BEGIN
                
                 SET @SQL =

                 '
                BEGIN TRY
                                EXEC sp_testlinkedserver [' + @ServerName + ']
                                UPDATE
                                                ##LinkedServers
                                SET
                                                [TestSuccess] = 1
                                WHERE
                                                [LinkedServerID] = ' + CAST(@ServerID AS VARCHAR) + '
                END TRY
                BEGIN CATCH
                                UPDATE
                                                ##LinkedServers
                                SET
                                                [TestSuccess] = 0
                                WHERE
                                                [LinkedServerID] = ' + CAST(@ServerID AS VARCHAR) + '
                END CATCH
                '
                 EXEC(@SQL )

                 FETCH NEXT FROM @Cursor INTO
                                                                                                                                 @ServerID,
                                                                                                                                 @ServerName
END

--Return results
SELECT
                 [Name] AS 'LinkedServerName',
                 [Product],
                 [TestSuccess]
FROM
                 ##LinkedServers

DROP TABLE ##LinkedServers

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posted by bedbmsguru
2018. 10. 26. 21:49 SQL SERVER

SELECT
       DB_NAME() AS 'DB 명'
       ,d. name AS '파일그룹명'
       ,e. tSize AS '전체사이즈(mb)'
       ,SUM( used_page_count)*8 /1024.0 AS '현재사이즈(mb)'
       ,e. tSize-SUM (used_page_count)* 8 /1024.0 AS '남은사이즈(mb)'
       ,cast(( SUM(used_page_count )*8/ 1024.0)*100 /e. tSize AS DECIMAL( 10,2 ))AS '사용량(%)'
FROM sys .objects AS a   JOIN sys.dm_db_partitiON_stats AS b
ON a .object_id = b .object_id
JOIN  sys .sysindexes AS c
ON a .object_id = c .id
AND b .index_id = c .indid
JOIN sys .filegroups AS d
ON c .groupid = d .data_space_id
JOIN ( SELECT data_space_id ,SUM( size)*8 /1024.0 AS 'tSize'
           FROM sys .databASe_files WHERE data_space_id <> 0 GROUP BY data_space_id) AS e
ON d .data_space_id = e .data_space_id       
GROUP BY d. name,c .groupid, e.tSize

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posted by bedbmsguru
2018. 10. 26. 21:49 SQL SERVER

SELECT
  migs.avg_total_user_cost * (migs.avg_user_impact / 100.0) * (migs.user_seeks + migs.user_scans) AS improvement_measure,
  'CREATE INDEX [missing_index_' + CONVERT (varchar, mig.index_group_handle) + '_' + CONVERT (varchar, mid.index_handle)
  + '_' + LEFT (PARSENAME(mid.statement, 1), 32) + ']'
  + ' ON ' + mid.statement
  + ' (' + ISNULL (mid.equality_columns,'')
    + CASE WHEN mid.equality_columns IS NOT NULL AND mid.inequality_columns IS NOT NULL THEN ',' ELSE '' END
    + ISNULL (mid.inequality_columns, '')
  + ')'
  + ISNULL (' INCLUDE (' + mid.included_columns + ')', '') AS create_index_statement,
  migs.*, mid.database_id, mid.[object_id]
FROM sys.dm_db_missing_index_groups mig
INNER JOIN sys.dm_db_missing_index_group_stats migs ON migs.group_handle = mig.index_group_handle
INNER JOIN sys.dm_db_missing_index_details mid ON mig.index_handle = mid.index_handle
WHERE migs.avg_total_user_cost * (migs.avg_user_impact / 100.0) * (migs.user_seeks + migs.user_scans) > 10
ORDER BY migs.avg_total_user_cost * migs.avg_user_impact * (migs.user_seeks + migs.user_scans) DESC

posted by bedbmsguru
2018. 10. 26. 21:48 maridb&mysql

mysql> show variables; 서버의 variables(설정사항)출력
mysql> show variables like 'have_inno%' 조건에 맞는 variables만 출력
mysql> show databases; database목록
mysql> show tables; 현재DB의 테이블목록(temporary table은 출력하지 않음)
mysql> show tables from db명; 지정된 db명이 소유한 테이블목록
mysql> show tables like 'mem%'; 조건에 맞는 테이블목록만 출력
mysql> show index from 테이블명; 인덱스 보기
mysql> show columns from 테이블명; 테이블구조(describe 테이블명, explain 테이블명)
mysql> show table status; 현재 DB의 테이블들의 상태(row수,table type,row길이,..)
mysql> show table status from db명; 지정된 DB의 테이블들의 상태(row수,table type,row길이,..)
mysql> show create table 테이블명; 해당 테이블 생성 SQL문 출력
mysql> rename table 테이블1 to 테이블2; 테이블명 변경(ALTER TABLE 테이블1 RENAME TO 테이블2)
mysql> rename table 테이블1 to 테이블2, 테이블3 to 테이블4; rename multiple tables
mysql> rename table db1명.테이블명 to db2명.테이블명; 테이블을 다른 DB로 이동
mysql> alter table 테이블명 add 컬럼명 데이터타입; 컬럼추가
mysql> alter table 테이블명 del 컬럼명; 컬럼제거
mysql> alter table 테이블명 modify 컬럼명 컬럼타입; 컬럼명에 지정된 컬럼타입의 변경
mysql> alter table 테이블명 change old컬럼명 new컬럼명 컬럼타입 컬럼명 변경
mysql> alter table 테이블명 type=innodb; 테이블type변경
mysql> create table 테이블명(..) type=heap min_rows=10000; 10000row를 수용할 수 있을 만큼 메모리할당(heap type이므로)
mysql> select version(); MySQL서버버전 출력
mysql> create table 테이블2 as select * from 테이블1; 테이블1과 동일한 테이블 생성(with 데이터, as는 생략가능)
mysql> create table 테이블2 as select * from 테이블1 where 1=2; 테이블1과 동일한 구조의 테이블 생성(without 데이터, 1=2는 0으로 할수도 있다.)
mysql> insert into 테이블2 select * from 테이블1; 테이블1의 데이터를 테이블2에 insert

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posted by bedbmsguru
2018. 10. 26. 21:47 SQL SERVER


2Active 클러스터환경
  1. SQL SERVER 설치파일준비 (서비스팩 삭제도중에 필요함)
  2. 클러스터 노드 STANDBY로 이동 
  3. appwiz.cpl의 설치된 업데이트에서 SQL SERVER 서비스팩 제거
  4. INSTANCE를 모두 반대편 NODE로 이동
  5. appwiz.cpl의 설치된 업데이트에서 SQL SERVER 서비스팩 제거
  6. Instance를 각각 노드로 재배치

posted by bedbmsguru
2018. 10. 26. 21:46 SQL SERVER

-- Purpose: Report active transactions by space or duration.-- Author: I. Stirk.

-- Do not lock anything, and do not get held up by any locks.SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED

-- What SQL statements are currently using the transaction logs?SELECT tst.session_id
  , es.original_login_name
  , DB_NAME(tdt.database_id) AS DatabaseName
  , DATEDIFF(SECOND, tat.transaction_begin_time, GETDATE()) AS [TransDuration(s)]
  , tdt.database_transaction_log_record_count AS SpaceUsed
  , CASE tat.transaction_state
      WHEN 0 THEN 'The transaction has not been completely initialized yet'
      WHEN 1 THEN 'The transaction has been initialized but has not started'
      WHEN 2 THEN 'The transaction is active'
      WHEN 3 THEN 'The transaction has ended'
      WHEN 4 THEN 'The commit process has been initiated on the distributed tran'
      WHEN 5 THEN 'The transaction is in a prepared state and waiting resolution'
      WHEN 6 THEN 'The transaction has been committed'
      WHEN 7 THEN 'The transaction is being rolled back'
      WHEN 8 THEN 'The transaction has been rolled back'
      ELSE 'Unknown'
  END AS TransactionState
  , SUBSTRING(TXT.text, ( er.statement_start_offset / 2 ) + 1,
       ( ( CASE WHEN er.statement_end_offset = -1
                     THEN LEN(CONVERT(NVARCHAR(MAX), TXT.text)) * 2
                     ELSE er.statement_end_offset
              END - er.statement_start_offset ) / 2 ) + 1) AS CurrentQuery
  , TXT.text AS ParentQuery
  , es.host_name
  , CASE tat.transaction_type
      WHEN 1 THEN 'Read/Write Transaction'
      WHEN 2 THEN 'Read-Only Transaction'
      WHEN 3 THEN 'System Transaction'
              WHEN 4 THEN 'Distributed Transaction'
              ELSE 'Unknown'
  END AS TransactionType
  , tat.transaction_begin_time AS StartTime
FROM sys.dm_tran_session_transactions AS tst
       INNER JOIN sys.dm_tran_active_transactions AS tat
              ON tst.transaction_id = tat.transaction_id
       INNER JOIN sys.dm_tran_database_transactions AS tdt
              ON tst.transaction_id = tdt.transaction_id
       INNER JOIN sys.dm_exec_sessions es
              ON tst.session_id = es.session_id
       INNER JOIN sys.dm_exec_requests er
              ON tst.session_id = er.session_id
       CROSS APPLY sys.dm_exec_sql_text(er.sql_handle) TXT
--ORDER BY tdt.database_transaction_log_record_count DESC -- log space size.ORDER BY [TransDuration(s)] DESC -- transaction duration.

posted by bedbmsguru
2018. 10. 26. 21:44 SQL SERVER

Select the data in excel and press Ctrl + C
  1. Select the data in Excel and press Ctrl + C
  2. In SQL Server Management Studio right click the table and choose Edit Top 200 Rows
  3. Scroll to the bottom and select the entire empty row by clicking on the row header
  4. Paste the data by pressing Ctrl + V

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posted by bedbmsguru
2018. 10. 26. 21:41 Zabbix

#####################Windows Agent Install######################

//방화벽OPEN  WIN2012이상만 powershell로 가능
New-NetFirewallRule -DisplayName "Zabbix PORT" -Direction Inbound -LocalPort 10050 -Protocol TCP -Action Allow

//window용 agent
//설치후 서비스에서 시작 필요
c:\zabbix\zabbix_agentd.exe -i -c c:\zabbix\zabbix_agentd.conf





#####################Linux Agent Install######################
--Repositry 설치(Agent버전에 따라 URL이다름)
sudo rpm -Uvh https://repo.zabbix.com/zabbix/4.0/rhel/7/x86_64/zabbix-agent-4.0.0-.el7.x86_64.rpm
sudo yum install zabbix-agent

--Config파일 수정
sudo vi /etc/zabbix/zabbix_agentd.conf
Server=10.10.10.10
ServerActive=10.10.10.10
Hostname=현재설정 서버호스트
HostMetadataItem=system.uname (호스트네임자동등록위해)


--방화벽오픈
sudo firewall-cmd --permanent --add-port=10050/tcp --zone=public
sudo firewall-cmd --reload

--Agent시작
sudo systemctl start zabbix-agent
sudo systemctl enable zabbix-agent

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posted by bedbmsguru
2018. 10. 26. 21:40 maridb&mysql

DELIMITER $$
drop procedure if exists usp_process_vmware_hostinfo $$
CREATE  PROCEDURE `usp_process_vmware_hostinfo`(
)
BEGIN
     #에러가 생기면 무시하라는 코드
DECLARE EXIT HANDLER FOR SQLEXCEPTION, SQLWARNING
BEGIN
ROLLBACK;
END;

#여기에코드를 입력
END
$$
DELIMITER ;

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posted by bedbmsguru