isolation 源代码

isolation意思是隔离(计算机),解决并发问题的方法之一。即划分数据,使得每一篇数据都只能被一个执行单元访问。

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Running JDBC 3.0 connection checks on DriverManager holdability true JDBC 3.0 savepoint org.apache.derby.client.am.SqlExcep…

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ij> -- -- this test is for miscellaneous errors -- -- lexical error select @#^%*&! from swearwords; ERROR 42X02: Lexical error at …

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Running connection checks on Nested isolation level 2 auto commit false read only false setTypeMap(EMPTY_MAP) - ok…

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ij> -- create a table create table t1(c11 int, c12 int); 0 rows inserted/updated/deleted ij> -- insert data into tables insert int…

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ij> -- create a table create table t1(c11 int, c12 int); 0 rows inserted/updated/deleted ij> -- insert data into tables insert int…

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ij> -- single user test for the various isolation levels -- also notice in the runtimestatistics output that Fetch Size is 16 for …

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Running JDBC 3.0 connection checks on Nested holdability true JDBC 3.0 savepoint OK Running connection checks on Nested is…

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package console; import java.sql.ResultSet; import java.sql.ResultSetMetaData; import java.sql.SQLException; import java.sql…

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SET TRANSACTION SQL - Language Statements SET TRANSACTION set the characteristics of the current transaction SET…

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/* * Copyright 1999-2004 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License")…