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ado.net
Connecting to SQL Server
The SQL Server. NET Framework Data Provider supports a connection string format similar to the OLE DB (ADO) connection string format.
Copy Code code as follows:
using (SqlConnection connection = new SqlConnection (connection
Label:First install ha-instant Client-v11.2.0.3.0-x86.rar : Ftp://hhdown:[email Protected]/download/ha-instant%20client-v11.2.0.3.0-x86.rar Ftp://hhdown:[email Protected]/download/ha-instant%20client-v11.2.0.3.0-x64.rar Then perform the installation of ODBC a must choose to install Add environment variable: Tns_admin value:%oracleclient%/network/admin Modify Tnsnames.ora to add the server information that needs to be connected, Note the service_name
ADO. NET Connect to SQL ServerThe SQL Server. NET Framework Data Provider supports connection string formats similar to OLE DB (ADO) connection string formats.Copy codeThe Code is as follows:Using (SqlConnection connection = new SqlConnection (connectionString )){
ADO. NET
Connect to SQL ServerThe SQL Server. NET Framework Data Provider supports connection string formats similar to OLE DB (ADO) connection string formats.Copy codeThe Code is as follows: using (SqlConnection connection = new SqlConnection (connectionString )){
Ado. net
Connect to SQL ServerThe SQL Server. NET Framework Data Provider supports connection string formats similar to OLE DB (ADO) connection string formats.Using (sqlconnection connection = new sqlconnection (connectionstring )){Conne
mode:oConn.Open "PROVIDER=SQLOLEDB; Network library=dbmssocn; " _"Data Source=carl2;Initial catalog=pubs;User Id=sa; password=; "II) Use Trust Safe mode:oConn.Open "PROVIDER=SQLOLEDB; Network library=dbmssocn; " _"Data Source=carl2;Initial catalog=pubs; Trusted_connection=yes; "Note: "Network LIBRARY=DBMSSOCN" declares that OLE DB uses TCP/IP instead of named Pipes.e) OLE DB Provider for OracleoConn.Open "Provider=msdaora; Data Source=oracleserver.world; " _"User Id=sa; password=; "(VI) Remote
Error description
The operating system is Win7 x64,oracle server is oracle11g x64, the client is ORACLE10GR2 x86.
Connection is normal using Pl-sql developer
Using the system ODBC connection is OK. It is important to note that the 64-bit system starts with the 64-bit ODB
Configure ODBC connection (oracle) and webspherebroker for websphere message broker
1. Windows environment Configuration
Steps:
1. Click Start> Control Panel> Management Tools> data source (ODBC)
2. Click the system DSN tab and click Add
3. Configure to create a DSN
4. Disable O
1. Windows Environment ConfigurationSteps:1. Click Start > Control Panel > Administrative Tools > Data source (ODBC)2. Click the System DSN tab and click Add3. Configure new DSN4. Turn off ODBC Configuration, modify registry Click Start > run input REGEDIT, and click OK. Open in Registry Editor,Browse to : Hkey_local_machine\software\odbc\
kind of error hint is very pit, cannot solve this problem by literal meaning, whether modify ODBC inside DSN's login or SQL Server authorization is useless, but actually in Ggsci inside the same operation is no problem.The way to solve this problem is simple:Open Microsoft SQL Server Management Studio, under Security, login name, select NT Authority\system->, right-click Properties, Server Role Just tick the sysadmin.This problem arises because the G
Tags: qlikview ODBC SQL ServerOne, Qlikview configures ODBC connection to SQL SERVER1. Open ODBC Data Source Administrator: Run--〉ODBC2, add User DSN3, select SQL Server Native Client 11.0, then click [Finish]4. Enter the user name and password for the connection database5,
This document is about the SPSS statistics 19.0 How to configure an ODBC connection to a local Oracle database, as follows:1, open the remote Oracle Database service, open the following two2, in the local client, the installation of the Oracle database (version win32_11gr2_c
Tags: ext base folder ogr End test Add Sha Evel1. Create ODBC 2. Copy the INITDG4ODBC under product\11.2.0\dbhome_1\hs\admin\ and change the name to Initcrmsql (the name of the ODBC created by init+) Hs_fds_connect_info =crmsql #odbc名称
hs_fds_trace_level= 0
hs_fds_recovery_account=sa #要连接的数据库名称
hs_fds_recovery_pwd=123456 #要连接的数据密码
3. Configure Product\
Configuring an ODBC data source
1. Select Microsoft ODBC for Oracle
2. Data Source Name: Connection string name/user name: Database name (SID name)/server name: Database server IP Address
Using System.Data.Odbc;
private void Monitorbatch ()
{
instanceIntarraylength= Objrecordset.recordcount'The number of rows in the query result as the length of the array MsgBoxIntarraylengthIfIntarraylength >0 Then Do while notObjrecordset.eof'assigning the column values of a database query to an array MsgBoxobjRecordSet ("COUNT (*)") Objrecordset.movenextLoop End If End SubConnectdatabase' *************************************** ' Copy to my end *********************************C # Edition Static voidMain (
Methods for Oracle Connection stringsMethod One: Wmsys.wm_concat (column)Description: Its function was introduced in Oracle 10g, in the 10g version, the string type is returned, and the CLOB type is returned in the 11g version. The arguments inside the parentheses are columns, and can be a collection of multiple column
The following is the DB2 connection database1) Use IBM.Data.DB2 link DB2 database2) DB2 client must be installed, IBM. DATA.DB2 can be found in the installed bin.3) Note The DB2 client version problem, my is WIN7 need V10 version, server win2008 use V9.7 version, WIN7 under V9.7 not installed.CodeCodeString connectionString = "Server=ip address (can add port number);D atabase= library name; uid= user name; pwd= password; ";
configuration information in Oracle Net Manager management, and then link the string to the following notation:
Data SOURCE=TORCL; User Id=myusername; Password=mypassword;
Other ways of connecting, refer to the following, from other websites:
Oracle Connection string Summ
, 2002, Oracle Corporation. All rights reserved.sql> Conn user/[email protected] as sysdba//user and password are your needs bark username and password, such as sys/ 123456 error:ora-12500:tns: Listener cannot start private server processSql>exit;Cause: The local database corresponding service is not open, in the service to the Oracleu corresponding service opened(4) connect to the databasee:\>sqlplus/nologSql*plus:release 9.2.0.1.0-production on
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