Metadata Overview
The most common definition of metadata (metadata) is "structured data about data", or simply "information about data ", legends, library directory cards, and business cards in daily life can be viewed as metadata. In the
Shanghai Microport Software Co., Ltd. Xiaoguidongfor readers: Microsoft SQL Server, advanced usersIntroduction to Meta datametadata (metadata) is most commonly defined as "structural data about data", or, more simply, "information about data", which
Why MySQL appears waiting for table metadata lock and how to fix itWhen MySQL is doing DDL operations such as ALTER TABLE, there are times when waiting for table metadata lock is waiting for the scene. Furthermore, once ALTER TABLE TableA's
This blog is prepared in two parts for a detailed introduction to MySQL (based on MySQL 5.6) in metadata lock,I. Description of metadata locking in official documentation (5.6)8.11.4 Metadata Lockingmysql uses Metadata locking to manage concurrent
This article describes the knowledge of the metadata (MetaData) of the database. Metadata is particularly important in building frameworks and architectures, and next we are copying the open Source database tool class Dbutils to use the metadata of
The following article is mainly about the SQL Server database and its actual application of metadata, I saw the previous two days in the relevant Web site SQL Server database and the actual application of metadata data, feel very good, take out for
Meta-Information for the database:First, let's introduce the meta-information of the database (metadata):Metadata (Metadata) is data about the data.Metadata is the data that describes the structure of data in a data warehouse and how to build
For more information about bugs fixed in SQL Server 2000 Service Pack 4, click the following article number to view the article in the Microsoft Knowledge Base:314128 FIX: When an RPC call is performed, Access with conflicting values includes an
Metadata: Data, information that describes the data is also data, called metadata[MySQL] How to get metadataMySQL provides the following three ways to get the metadata for a database object: 1) Show Statement 2) query the related table from the
Sometimes we need to get all the metadata for a table, we might think of it by querying the system table, but this is tedious, and after the SQL Server2005 (included), it provides a simpler operation that returns all the metadata for the table,
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