Recently online occasionally will report a deadlock problem, last week finally solved, tidy up over the weekend. Although the problem is resolved, the deadlock graph...
[Editor's note] As container technology became popular, Oracle began to apply container technology in cloud services. While preparing applications, Oracle also developed related tools to...
In the first article of Oracle Summary, we have summarized some common SQL related topics. So this article mainly summarizes some content about Oracle CE...
1.Eclipse creates a New Java project: OracleConnection 2. Add the driver file to the project resource. The driver file is found in: [Oracle installation path]\product\11.2.0\...
Java since JDK1.5 provides Java. Util. Concurrent. Atomic package, convenient programmers in a multithreaded environment, unlocked for atomic operations. The underlying atomic variable uses the...
According to Verizon's 2012 data leak investigation and analysis report and technical analysis of information security incidents, two trends of information leakage are summarized: (1)...
This function does not round off the portion before or after the specified decimal. Decimals indicates the number of digits after the decimal point to...
When using the online redefinition function to perform a non-partitioned table conversion, the process needs to index the intermediate table, constraint and other dependencies to...
On October 21, 2017, Gao Yang, co-founder of Shenqi Wisdom, delivered a speech titled "Large data Warehouse Practice based on Greenplum, PostgreSQL" at the "PostgreSQL...
Tags: JDBC1. PreparedStatement object PreparedStatement object inheritance Statement object, it is more powerful than the Statement object, use rise more simple Statement object compilation