2019 11 29
3
12
20%+10%+70%
SQL
416[]
updateupdatedelete
5[]
2424
5%3%
[]
workerworkerworker
[]
JavaAPI
APIMySQL
JDBC (Java Data Base Connectivity)SQLJava API
Java
SQL
SQL
SQLSQL
5SQL
DBCP (DataBase Connection Pool)Java
Apache Commons DBCP (commons-dbcp2-2.1.1.jar)
http://commons.apache.org/proper/commons-dbcp/index.html
DBCPApache Commons PoolThe Logging Component (commons-pool2-2.4.2.jarcommons-logging-1.2.jar)
http://commons.apache.org/proper/commons-pool/ http://commons.apache.org/proper/commons-logging/
DBCPDBCP
DBCPBasicDataSourceBasicDataSource
getConnection()SQL
SQL2000
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