Oracle PL/SQL Tutorial/System Tables Data Dictionary/user varrays — различия между версиями
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Текущая версия на 10:08, 26 мая 2010
30. Get information on your varrays from the user_varrays view
SQL>
SQL>
SQL> desc user_varrays;
Name Null? Type
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PARENT_TABLE_NAME VARCHAR2(30) Name of the table that contains the varray.
PARENT_TABLE_COLUMN VARCHAR2(4000) Name of the column in the parent table containing the varray.
TYPE_OWNER VARCHAR2(30) User who owns the varray type.
TYPE_NAME VARCHAR2(30) Name of the varray type.
LOB_NAME VARCHAR2(30) Name of the large object (LOB) if the varray is stored in a LOB. You"ll learn about LOBs in the next chapter.
STORAGE_SPEC VARCHAR2(30) Storage specification for the varray.
RETURN_TYPE VARCHAR2(20) Return type of the column.
ELEMENT_SUBSTITUTABLE VARCHAR2(25)