com.alibaba.innodb.java.reader.schema

类 KeyMeta

java.lang.Object

com.alibaba.innodb.java.reader.schema.KeyMeta

public class KeyMeta
extends Object

Key metadata information including name, number of columns and page number, etc.

 MySQL 5.7:  SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_INDEXES;
 MySQL 8.0+: SELECT * FROM INFORMATION_SCHEMA.INNODB_INDEXES;
 +----------+----------+----------+------+----------+---------+-------+
 | INDEX_ID | NAME     | TABLE_ID | TYPE | N_FIELDS | PAGE_NO | SPACE |
 +----------+----------+----------+------+----------+---------+-------+
 |       11 | ID_IND   |       11 |    3 |        1 |     302 |     0 |
 |       12 | FOR_IND  |       11 |    0 |        1 |     303 |     0 |
 ...
 

作者:

xu.zx

嵌套类概要

嵌套类

限定符和类型	类和说明
static class	KeyMeta.Type

构造器概要

构造器

构造器和说明
KeyMeta()

方法概要

限定符和类型	方法和说明
boolean	containsColumn(String columnName)
KeyMeta	validate()

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

KeyMeta

public KeyMeta()

方法详细资料

containsColumn

public boolean containsColumn(String columnName)

validate

public KeyMeta validate()