long data

The data type (datatype) is an attribute in the column or stored procedure. Oracle supports three basic data types: Character Data Type Digital Data Type Other data types Character Data Type CHAR: the char data type stores fixed-length

  1. A kernel timer is a data structure that instructs the kernel to execute a user-defined function using a user-defined parameter at a user-defined time. this implementation is located in and kernel/Timer. c2. In fact, the kernel timer is

The concept of 1,taskletTasklet is a soft interrupt implementation of a lower half of the mechanism, tasklet by the two class soft interrupt representatives, HI_SOFTIRQ and TASKLET_SOFTIRQ, the difference is the HI_SOFTIRQ type of soft interrupt

Time delayHow to measure the time difference, compare timesHow to get the current timeHow to defer an operation for a specified period of timeHow to schedule an asynchronous function to execute after a specified timeMeasure time DifferenceThe kernel

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Even though the concept has been overused, it's a simple one to keep track of. Copy Code code as follows: #ifdef _DEBUG #define Debug_clientblock New (_client_block, __file__, __line__) #else #define Debug_clientblock #endif

when you want to convert the size-end byte-order. Send and receive data through the socket (on Intel's processor) When you want to convert the size-end byte-order. For example, send an int type of data out, do not convert. Or both ends, you don'

ado|c++|visual| Programming | data | Database 10, state-defined data Defines a binding class that binds its member variables to a specified set of records to facilitate access to the field values of the recordset. (1). Derive a class from

Interrupt service programs are typically executed under the condition that the interrupt request is closed to avoid nesting and complicate the interrupt control. However, the interrupt is a random event, it will come at any time, if the shutdown

http://blog.csdn.net/jhting/article/details/38523945Ubuntu 14.04 LTS 64bit compiling the SDL issueCategory:2014-08-12 23:33 423 People reading reviews (0) favorite reports SdlIt's OK to compile in 32-bit Linux before.SDL1.2Packages that need to

The data boxes to be analyzed in statistics usually have two forms: (1) Long data (stacked data), Long data is the variable values in one column, and the corresponding variable name in another column. (2) wide-type data (not stacked data),

　　Oracle field typeCHAR fixed length string max length bytesVARCHAR2 length of string maximum length 4000 bytes can be indexed up to 749NCHAR the maximum length of a fixed-length string based on the character set bytesNVARCHAR2 the maximum length of

Oracle Basic data types (also called built-in data types built-in datatypes) can be categorized by type: String type, Number type, date type, LOB type, LONG raw& RAW type, ROWID & urowid type.Before Apple told the string type, let's talk about

WPS Office for Mac Chinese version click to downloadWPS Office for Mac Chinese Edition is an office software suite developed by Jinshan Software Co., Ltd., which can realize the most commonly used words, forms, presentations and other functions of

This article is reproduced from: wenku.baidu.comview4b1f67d97f1922791688e801.html when using SQLServer for system design, correct and rational design of databases, indexes, queries, selection of appropriate data types, and optimization of SQL

Introduction to LONGRAWBLOBCLOB type in Oracle Introduction to the long raw blob clob type in Oracle Note: RAW: unprocessed type, which can store binary data or byte charactersLONG: variable-length string data. The maximum length is 2 GB. LONG

C Language Learning-Implementation of TCP servers and clients in Linux The client code is as follows: # Include # Include # Include # Include # Include # Include # Include

In recent years, the development of the Internet has been very rapid and applications have become increasingly commercialized, making it difficult to predict the development of the number of online users. In addition, more and more users need

When talking about IPv6 technology, we always compare it with IPv4. So what is the praise of IPv6 technology? Now let's summarize the advantages of IPv6 technology. First, let's introduce our topic today from the issue of ultra-long data

Currently, many Web developers have not noticed the two problems mentioned by the author.The first problem is that MySQL has a default configuration parameter max_packet_size, which is used to limit the data packet size between the MySQL client and