ObjectiveThis section we continue the SQL tour, this section we title to say some basic knowledge and need to pay attention to the place, if there is something wrong, also hope to point out, short content, in-depth understanding, always to review the basics.Database Schemas and objectsA database contains schemas, and schemas contain objects, and schemas can be considered containers for objects such as tables, views, stored procedures, and so on. A
Tags: using SP strong data on log BS EF ManagementUsers in the process, due to sudden power loss, resulting in data can not be read. DBCC detection database prompts for the following errorMSG 211, Level 23, State 51, line 1thSchema corruption may have occurred. Please run DBCC CHECKCATALOG.Msg 0, Level 20, state 0, line No. 0A critical error has occurred with the current command. Any results that may result should be discarded.If DBCC detection appears, " a
Database System class The teacher introduced 2 kinds of databases: Oracle database and SQL Server, also said the difference between their schema (schema, also known as architecture), here I also add with my common MySQL pattern differences, the memo.
A pattern is equivalent to a namespace in a database system where multiple objects, such as basic tables, views,
Tags: des style blog http ar io color using SPSQL Server Performance Counter schema
Introduction to Windows Performance counters
The operating system can use the Performance Monitor graphical tool to measure performance information for systems, applications, services, and drivers. Performance counters allow you to view the behavior of SQL Server objects, performance counters, and other objects
Label:Recently tested schema change issues for updatable subscriptions, and a bug was found. In replication, when schema changes are made to the publication database at the publication database, the structure is automatically synchronized to the subscription (this is the replication schema change). For some reason, when you add a field to a table, you do not nee
Tags: LAN card service SDN view name parameter CSDN hrefOriginal: SQL Server prevents schema changes from being manually fixed in replication to synchronize fields that are added separately in the publication and subscriptionAs a result of previous needs, the replication schema change was forbidden, and a field was added to the publication and not synced to the s
The Administrator of the SQL Server database often has a headache and the hard disk space is too small. He often needs to write a lot of queries to find out which tables and modes occupy a large amount of hard disk space, this allows regular cleaning of these tables and modes. This article describes how to query the system directory to determine the disk space usage. It helps the SQL Server database adminis
Execute the following SQL to copy the execution results, which can be done in bulk.SELECT ' ALTER SCHEMA dbo TRANSFER ' + s.name + '. ' + p.nameFrom Sys. procedures P INNER JOIN sys. Schemas s on p.schema_id = s.schema_idWHERE s.name = ' Old schema name 'Note: The red Word is the object type, and if it is a table, replace it with tablesAfter executing the above s
Unable to create Extension Manager for Target Platform "Microsoft. Data. Tools. Schema. SQL. Sql120DatabaseSchemaProvider", databaseschema
I haven't written a blog for a long time. During this time, my mood was not so stable, but I still had a mentality problem...
Let's simply write a solution to the problem. In fact, there have been a lot of problems recently, so let's take the solution and try again.
forward way. You can generate DDL database scripts. This document describes reverse engineering. Start!
First open EA, create a class chart, class digoal, right-click, "Import dB schema from ODBC"
Then click the database name behind the database name... Button. The ODBC link is displayed. Select the tab page of machine data source and click "new.
When selecting ODBC driver, note that "SQL native cli
repair method is laborious, but if the database is large, the use of the first repair method will take a long time, and manual repair in addition to the structure is not changed, the speed is sometimes much faster. There is no problem with repairing the database software calls.The disadvantage is to be very clear about the database storage structure. Experienced engineers are required to hand-fix them in person.Since this database is called Kingdee 12.0, is very important financial software, ac
Next http://blog.csdn.net/panliuwen/article/details/47406455 SQL generator-Generate annotated SQL statementsToday I use my own SQL generator, I feel good, I can write the field comments on the SQL. But there are still some prob
Next http://blog.csdn.net/panliuwen/article/details/47406455 SQL generator-Generate SQL statements with gazeToday, I used my own SQL generator. I feel good about myself. The ability to write field gaze to SQL. But there are some p
Label:Soft code generator in SQL Server, the generated code incorrectly identifies a unique index as the primary key.After you decompile the source code, you find that the SQL condition is incorrect, and now fix the bug.FIX: Replace the "Maticsoft.DbObjects.dll" in the attachment with the relevant files in the installation directory. (Please do a backup before re
SQL Server logins, server roles, database users, database roles, schema differences contact1. A database user can correspond to multiple schemas (schemas are table containers). The schema contains a database table.2. A database role may involve multiple schemas. The database role corresponds to permissions.3. One user corresponds to a database role.4. Logins and
Tags: blog http ar io os sp for Java onMyBatis Generator Build Connection The difference between MySQL and SQL Server is that the driver and the database URL are differentMyBatis Generator The configuration file that connects MySQL is: The difference between connecting to SQL Server is: MyBatis
SQL C ++ Automatic Code Generator (sql2class) Introduction-newzai's column-blog channel-csdn. net
SQL C ++ Automatic Code Generator (sql2class)
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