mysqltomcatjava接口管理androideclipse adt
java写的服务端接口,tomcat,mysql都能正常运行,数据库里有信息。
03-17 10:55:13.347: E/ActivityThread(26507): mtprof entry can not be found
03-17 10:55:13.347: E/ActivityThread(26507): java.io.FileNotFoundException: /proc/mtprof/status: open failed: ENOENT (No such file or directory)
03-17 10:55:13.347: E/ActivityThread(26507): at libcore.io.IoBridge.open(IoBridge.java:496)
03-17 10:55:13.347: E/ActivityThread(26507): at java.io.FileInputStream.(FileInputStream.java:76)
03-17 10:55:13.347: E/ActivityThread(26507): at java.io.FileInputStream.(FileInputStream.java:103)
03-17 10:55:13.347: E/ActivityThread(26507): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1494)
03-17 10:55:13.347: E/ActivityThread(26507): at android.os.Handler.dispatchMessage(Handler.java:111)
-17 10:55:13.347: E/ActivityThread(26507): at android.os.Looper.loop(Looper.java:194)
03-17 10:55:13.347: E/ActivityThread(26507): at android.app.ActivityThread.main(ActivityThread.java:5692)
03-17 10:55:13.347: E/ActivityThread(26507): at java.lang.reflect.Method.invoke(Native Method)
03-17 10:55:13.347: E/ActivityThread(26507): at java.lang.reflect.Method.invoke(Method.java:372)
03-17 10:55:13.347: E/ActivityThread(26507): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:959)
03-17 10:55:13.347: E/ActivityThread(26507): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:754)
03-17 10:55:13.347: E/ActivityThread(26507): Caused by: android.system.ErrnoException: open failed: ENOENT (No such file or directory)
03-17 10:55:13.347: E/ActivityThread(26507): at libcore.io.Posix.open(Native Method)
03-17 10:55:13.347: E/ActivityThread(26507): at libcore.io.BlockGuardOs.open(BlockGuardOs.java:186)
03-17 10:55:13.347: E/ActivityThread(26507): at libcore.io.IoBridge.open(IoBridge.java:482)
03-17 10:55:13.347: E/ActivityThread(26507): ... 10 more
03-17 10:55:13.575: E/GED(26507): Failed to get GED Log Buf, err(0)

The article discusses using MySQL's ALTER TABLE statement to modify tables, including adding/dropping columns, renaming tables/columns, and changing column data types.

Article discusses configuring SSL/TLS encryption for MySQL, including certificate generation and verification. Main issue is using self-signed certificates' security implications.[Character count: 159]

Article discusses strategies for handling large datasets in MySQL, including partitioning, sharding, indexing, and query optimization.

Article discusses popular MySQL GUI tools like MySQL Workbench and phpMyAdmin, comparing their features and suitability for beginners and advanced users.[159 characters]

The article discusses dropping tables in MySQL using the DROP TABLE statement, emphasizing precautions and risks. It highlights that the action is irreversible without backups, detailing recovery methods and potential production environment hazards.

Article discusses using foreign keys to represent relationships in databases, focusing on best practices, data integrity, and common pitfalls to avoid.

The article discusses creating indexes on JSON columns in various databases like PostgreSQL, MySQL, and MongoDB to enhance query performance. It explains the syntax and benefits of indexing specific JSON paths, and lists supported database systems.

Article discusses securing MySQL against SQL injection and brute-force attacks using prepared statements, input validation, and strong password policies.(159 characters)


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