ROWID_INFO Procedure Returns the type and components of a ROWID ROWID_OBJECT Function Returns the object number of the extended ROWID 第2个包:dbms_utility 可以用来将数据块地址转换为块的地址和文件块号 比如我们在分析索引接受时就可以用到 SQL> create index ind_dbms on T4(id); 索引已创建。 SQL...
Some of the functions in this package take a single parameter: aROWID. This can be a character or a PL/SLQROWID, either restricted or extended, as required. You can call theDBMS_ROWIDfunctions and procedures from PL/SQL code, and you can also use the functions in SQL statements. ...
In this paper, we separate DBMS functions and implement it into following components; SQL interface, SQL API, indexing manager, recovery manager, and build a DBMS component construction toolkit The toolkit builds an embedded DBMS according to the system requirements and can increase productivity in ...
COMPILE_SCHEMA Procedure Compiles all procedures, functions, packages, and triggers in the specified schema CREATE_ALTER_TYPE_ERROR_TABLE Procedure Creates an error table to be used in the EXCEPTION clause of the ALTER TYPE statement CURRENT_INSTANCE Function Returns the current connected instance num...
Parses the specified name into its components. TABLE_TO_COMMA(tab, tablen OUT, list OUT) Stored procedure N/A Converts a table of names to a comma-delimited list. Different from Oracle databases which support all functions and stored procedures in the DBMS_UTILITY package, PolarDB for Po...
These guarantees are achieved by 3 main components: (1) SGX creates a protected memory region in RAM, called Processor Reserved Memory (PRM), which can only be accessed via special CPU instructions [4, 10] and is not accessible to the operating system and its administrators. Inside this ...
DBMS_LDAPcontains the functions and procedures that enable PL/SQL programmers to access data from LDAP servers. This chapter examines all of the API functions in detail. Table 9-1 DBMS_LDAP API Subprograms 9.2Exception Summary DBMS_LDAPcan generate the exceptions described inTable 9-2. ...
-- PROCEDURES AND FUNCTIONS: -- -- --ROWID_CREATE constructs a ROWID from its constituents: -- --rowid_type - type (restricted/extended) --object_number - data object number (rowid_object_undefined for restricted) --relative_fno - relative file number ...
You must be sure you’re monitoring the right metrics, following best practices, and optimizing key functions across your DBMS infrastructure, which can be a challenge. Many organizations turn to software to fulfill the numerous tasks required for effectively managing database performance, such as: ...
Curiously, there exists a common misunderstanding that RAISE NOTICE functions similarly to DBMS_OUTPUT. However, this notion is quite detached from the actual reality. In this blog, we will see with examples what are the key differences between them ...