?? dbcolumn.java
字號:
/*
* Copyright 2004-2008 H2 Group. Licensed under the H2 License, Version 1.0
* (http://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.server.web;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
* Keeps the meta data information of a column.
* This class is used by the H2 Console.
*/
public class DbColumn {
String name;
String dataType;
DbColumn(ResultSet rs) throws SQLException {
name = rs.getString("COLUMN_NAME");
String type = rs.getString("TYPE_NAME");
int size = rs.getInt("COLUMN_SIZE");
if (size > 0) {
type += "(" + size;
int prec = rs.getInt("DECIMAL_DIGITS");
if (prec > 0) {
type += ", " + prec;
}
type += ")";
}
if (rs.getInt("NULLABLE") == DatabaseMetaData.columnNoNulls) {
type += " NOT NULL";
}
dataType = type;
}
}
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