DB2表空间扩容是我们在使用DB2数据库中的常见操作，下面就为您详细介绍几种DB2表空间扩容的方法，希望对您能有所启迪。

多所有容器扩容

db2 " ALTER TABLESPACE tablespace-name EXTEND (ALL 1000000)"

DB21034E The command was processed as an SQL statement because it was not avalid Command Line Processor command. During SQL processing it returned:

SQL1139N The total size of the table space is too big. SQLSTATE=54047
 
对其中一个容器扩容

db2 " ALTER TABLESPACE tablespace-name  EXTEND (FILE '/dir/filename' 3000000)"

DB21034E The command was processed as an SQL statement because it was not avalid Command Line Processor command. During SQL processing it returned:

SQL1139N The total size of the table space is too big. SQLSTATE=54047
 
加容器

db2 " ALTER TABLESPACE tablespace-name  ADD (FILE '/dir/filename' 500000)"

DB21034E The command was processed as an SQL statement because it was not avalid Command Line Processor command. During SQL processing it returned:

SQL1139N The total size of the table space is too big. SQLSTATE=54047
 
通过检查可以看到

LIST TABLESPACES SHOW DETAIL

...

Tablespace ID                       = 8

 Name                                       = tablespace-name

 Type                                       = Database managed space

 Contents                                = Any data

 State                                        = 0x0000

  Detailed explanation:

    Normal

 Total pages                            = 16388000

 Useable pages                       = 16387840

 Used pages                            = 16387840

 Free pages                               = 0

 High water mark (pages)       = 16387840

 Page size (bytes)                   = 4096

 Extent size (pages)                 = 32

 Prefetch size (pages)              = 128

 Number of containers             = 4

 Minimum recovery time          =2009-06-26-04.47.15.000000

...

以上就是DB2表空间扩容的方法介绍。

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