oracle array count

  I. Oracle case 1. Oracle instancesSystem global area (SGA) and background process are used as database instances. 2. Oracle DatabaseA collection of physical files (data files, control files, online logs, parameter files, etc) 3. system global area

Oracle SQL Performance Optimization: 1. select an appropriate Oracle optimizerThere are three optimizer types in Oracle A. Rule (Rule-based) B. Cost (cost-based) C. Choose (selectivity) Set the default optimizer. You can declare the optimizer_mode

Combined arrays are previously called PLSQL tables. Union arrays cannot be used in tables. They can only be used as structures for programming. Union Arrays can only be accessed in PLSQL A union array is previously called a PL/SQL table. Union

Yesterday I saw a colleague using the PL/SQL developer tool to move text data to Oracle tables, with two texts, one with 300,000 records, and 70,000 records.In the process of import, the error record also needs to click Confirm. But use black

Using shell scripts to monitor and manage Oracle databases will greatly simplify DBA workload, such as common instance monitoring, monitoring, and alarm log monitoring, and database backup, AWR report automatic mail, etc. This section describes how

Today, a friend from a project team asked: how to call the stored procedure of Oracle in. NET and input it as an array. Oracle's PL/SQL statements are very powerful. They support fixed-length arrays and variable-length arrays, and support any custom

[ Oracle-based SQL Optimization ]Oracle-based SQL optimization"Bo Master" Gao Ruilin"Blog Address" http://www.cnblogs.com/grl214 A Written Intent description In the early stage of the system development, due to less

Oracle array, oracle Defines an array of 5 strings. Type str_array is varray (5) of varchar2 (30 ); V_str_array str_array: = expr_key_array ('A', 'bb ', 'cc', 'dd', 'ee '); For I in 1 .. v_str_array. count loopDbms_output.put_line (v_expr_key ); End

Most websites in the PHP guestbook (with the display function of Oracle Database paging) will consider the interaction with users. In this case, the message board function allows users to stay on this tour or interact with the website. In terms of

Technorati label: Oracle Font: Small Medium large | printed on: Author: tangshan_ph Source: cnoug blog homepage Oracle performance can be enhanced by adjusting database applications, databases, and operating systems. Appropriate Oracle adjustment