STAT_DATABASE STAT_DATABASE 视图将包含本节点中每个数据库的统计信息。 表 1 STAT_DATABASE字段 名称 类型 描述 datid oid 数据库的OID。 datname name 此数据库的名称。 numbackends in...

pg_database pg_database The pg_database system catalog table stores information about the available databases. Databases are created with the CREATE DATABASE SQL command. Unli...

Defining Database Objects Defining Database Objects This section covers data definition language (DDL) in Greenplum Database and how to create and manage database objects. Crea...

Database Table Parameters Append-Optimized Table Parameters Database Table Parameters The following parameter configures default option settings for Greenplum Database tables. ...

Database Application Interfaces Database Application Interfaces You may want to develop your own client applications that interface to Greenplum Database. PostgreSQL provides a ...

Securing Greenplum Database includes protecting access to the database through network configuration, database user authentication, and encryption. Configuring Client Authentica...

Securing Greenplum Database includes protecting access to the database through network configuration, database user authentication, and encryption. Configuring Client Authentica...

EXPORT DATABASE CONFIGURATION Description Syntax Supplement Example Reserved word Related links EXPORT DATABASE CONFIGURATION Description The EXPORT DATABASE CONFIGURATIO...

Database access optimization Profile first Use standard DB optimization techniques Understand QuerySet s Understand QuerySet evaluation Understand cached attributes Use the wi...

GeoDjango Database API Spatial Backends MySQL Spatial Limitations Raster Support Creating and Saving Models with Geometry Fields Creating and Saving Models with Raster Fields ...