//https://www.baeldung.com/jdbc-database-metadata
//https://docs.oracle.com/en/java/javase/11/docs/api/java.sql/java/sql/DatabaseMetaData.html
/**
* 獲取某數據庫中的表列表 塗聚文 Geovin Du geovindu
* @param
* @return TablesMetadata集合
* */
public ArrayList<TablesMetadata> selectTablesMetadata()
{
ArrayList<TablesMetadata> list=new ArrayList<TablesMetadata>();
TablesMetadata info=null;
Connection connection=null;
CallableStatement cstm =null;
PreparedStatement pstmt = null;
try {
Class.forName(DRIVER_CLASS);
}
catch (ClassNotFoundException exception)
{
exception.printStackTrace();
}
try {
connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
// connection.getSchema();
DatabaseMetaData databaseMetaData=connection.getMetaData();
String productName = databaseMetaData.getDatabaseProductName();
String productVersion = databaseMetaData.getDatabaseProductVersion();
String driverName = databaseMetaData.getDriverName();
String driverVersion = databaseMetaData.getDriverVersion();
boolean supportsFullOuterJoins = databaseMetaData.supportsFullOuterJoins();
boolean supportsStoredProcedures = databaseMetaData.supportsStoredProcedures();
boolean supportsTransactions = databaseMetaData.supportsTransactions();
boolean supportsBatchUpdates = databaseMetaData.supportsBatchUpdates();
String userName = databaseMetaData.getUserName();
/*
catalog 包含目錄名稱的 String。對此參數提供 Null 值表示無需使用目錄名稱。
schema 包含架構名稱模式的 String 值。對此參數提供 Null 值表示無需使用架構名稱。
tableNamePattern 包含表名稱模式的 String。
types 含有要包含的表類型的字符串數組。Null 表示應包含所有表類型。
* */
ResultSet resultSet = databaseMetaData.getTables(null, null, null, new String[]{"TABLE"});
while(resultSet.next()) {
info=new TablesMetadata();
info.setTableName(resultSet.getString("TABLE_NAME"));
info.setRemarks(resultSet.getString("REMARKS"));
info.setTableSchem(resultSet.getString("TABLE_SCHEM"));
info.setTableType(resultSet.getString("TABLE_TYPE"));
list.add(info);
}
resultSet.close();
resultSet=null;
connection.close();
}
catch (SQLException sqlException)
{
sqlException.printStackTrace();
}
return list;
}
/**
* 返回某表的列屬性列表 塗聚文 Geovin Du geovindu
* @param TableName
* @return 返回集合
* */
public ArrayList<ColumnsMetadata> selectColumnsMetadata(String TableName)
{
ArrayList<ColumnsMetadata> list=new ArrayList<ColumnsMetadata>();
ColumnsMetadata info=null;
Connection connection=null;
CallableStatement cstm =null;
PreparedStatement pstmt = null;
try {
Class.forName(DRIVER_CLASS);
}
catch (ClassNotFoundException exception)
{
exception.printStackTrace();
}
try {
connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
// connection.getSchema();
DatabaseMetaData databaseMetaData=connection.getMetaData();
ResultSet resultSet = databaseMetaData.getColumns(null,null, TableName, null);
while(resultSet.next()) {
info=new ColumnsMetadata();
info.setColumnName(resultSet.getString("COLUMN_NAME"));
// String columnName = resultSet.getString("COLUMN_NAME");
info.setClumnSize(resultSet.getString("COLUMN_SIZE"));
info.setDataType(resultSet.getString("DATA_TYPE"));
info.setIsNullable(resultSet.getString("IS_NULLABLE"));
info.setIsAutoincRement(resultSet.getString("IS_AUTOINCREMENT"));
list.add(info);
}
// resultSet.close();
resultSet=null;
// connection.close();
}
catch (SQLException sqlException)
{
sqlException.printStackTrace();
}
return list;
}
/**
* 主鍵
* @param TableName
* @return
*
* */
public ArrayList<ColumnsPrimaryKeys> selectColumnsPrimaryKeys(String TableName)
{
ArrayList<ColumnsPrimaryKeys> list=new ArrayList<ColumnsPrimaryKeys>();
ColumnsPrimaryKeys info=null;
Connection connection=null;
CallableStatement cstm =null;
PreparedStatement pstmt = null;
try {
Class.forName(DRIVER_CLASS);
}
catch (ClassNotFoundException exception)
{
exception.printStackTrace();
}
try {
connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
// connection.getSchema();
DatabaseMetaData databaseMetaData=connection.getMetaData();
ResultSet resultSet = databaseMetaData.getPrimaryKeys(null, null, TableName);
while(resultSet.next()) {
info=new ColumnsPrimaryKeys();
info.setColumnName(resultSet.getString("COLUMN_NAME"));
info.setPkName(resultSet.getString("PK_NAME"));
list.add(info);
}
resultSet.close();
resultSet=null;
connection.close();
}
catch (SQLException sqlException)
{
sqlException.printStackTrace();
}
return list;
}
/**
* 外鍵
* @param TableName
* @return
*
* */
public ArrayList<ColumnsForeignKeys> selectColumnsForeignKeys(String TableName)
{
ArrayList<ColumnsForeignKeys> list=new ArrayList<ColumnsForeignKeys>();
ColumnsForeignKeys info=null;
Connection connection=null;
CallableStatement cstm =null;
PreparedStatement pstmt = null;
try {
Class.forName(DRIVER_CLASS);
}
catch (ClassNotFoundException exception)
{
exception.printStackTrace();
}
try {
connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
// connection.getSchema();
DatabaseMetaData databaseMetaData=connection.getMetaData();
ResultSet resultSet = databaseMetaData.getImportedKeys(null, null, TableName);
while(resultSet.next()) {
info=new ColumnsForeignKeys();
info.setPkTableName(resultSet.getString("PKTABLE_NAME"));
info.setPkColumnName(resultSet.getString("PKCOLUMN_NAME"));
info.setFkTableName(resultSet.getString("FKTABLE_NAME"));
info.setFkColumnName(resultSet.getString("FKCOLUMN_NAME"));
list.add(info);
}
resultSet.close();
resultSet=null;
connection.close();
}
catch (SQLException sqlException)
{
sqlException.printStackTrace();
}
return list;
}
/**
*
*
* */
public ArrayList<SchemasMetadata> selectSchemasMetadata()
{
ArrayList<SchemasMetadata> list=new ArrayList<SchemasMetadata>();
SchemasMetadata info=null;
Connection connection=null;
CallableStatement cstm =null;
PreparedStatement pstmt = null;
try {
Class.forName(DRIVER_CLASS);
}
catch (ClassNotFoundException exception)
{
exception.printStackTrace();
}
try {
connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
// connection.getSchema();
DatabaseMetaData databaseMetaData=connection.getMetaData();
ResultSet resultSet = databaseMetaData.getSchemas();
while (resultSet.next()){
info=new SchemasMetadata();
System.out.println("Schem:"+resultSet.getString("TABLE_SCHEM"));
info.setTableSchem(resultSet.getString("TABLE_SCHEM"));
info.setTableCatalog(resultSet.getString("TABLE_CATALOG"));
list.add(info);
}
// resultSet.close();
//resultSet=null;
connection.close();
}
catch (SQLException sqlException)
{
sqlException.printStackTrace();
}
return list;
}
/*
* 版權所有 2021 塗聚文有限公司
* 許可信息查看：
* 描述：實體類，連接MySQL
*
* 歷史版本： JDK 14.02
* 數據庫：My SQL 8.0
* IDE: IntelliJ IDEA 2021.2.3
* OS: Windows 10 x64
* 2021-12-12 創建者 geovindu
* 2021-12-15 添加 Lambda
* 2021-12-15 修改：date
* 接口類
* 2021-12-15 修改者：Geovin Du
* 生成API幫助文檔的指令：
*javadoc - -encoding Utf-8 -d apidoc DuField.java
* 配置文件：
* driver=com.mysql.jdbc.Driver
*url=jdbc\:mysql\://localhost\:3306/數據庫名稱
*user=root
*password=root
*
* */
package Geovin.Model;
/**
* 數據庫元數據的表屬性列表
* @author geovindu
* @version 1.0
*
* */
public class TablesMetadata {
//TABLE_SCHEM String=>表架構（可能爲空）
private String TableSchem;
//TABLE_NAME String=>表名
private String TableName;
//REMARKS String => 表格註釋
private String Remarks;
//TABLE_TYPE String =>表類， 典型的類型有"TABLE","VIEW", "SYSTEM TABLE", "GLOBAL TEMPORARY","LOCAL TEMPORARY", "ALIAS", "SYNONYM"
private String TableType;
//TYPE_CAT String => 目錄類型（可能爲空）
private String TypeCat;
//TYPE_SCHEM String => 架構類型（可能爲空）
private String TypeSchem;
//TYPE_NAME String => 類型名（可能爲空）
private String TypeName;
//SELF_REFERENCING_COL_NAME String => 類型表的指定“標識符”列的名稱（可能爲空）
private String SelfReferncingColName;
//REF_GENERATION String => 指定如何創建引用_col_name的inself_值。值爲"SYSTEM", "USER", "DERIVED"（可能爲空）
private String RefGenearation;
/**
*
*
* */
public void setTableName(String tableName) {
TableName = tableName;
}
/**
*
*
* */
public void setRemarks(String remarks) {
Remarks = remarks;
}
/**
*
*
* */
public String getTableName() {
return TableName;
}
/**
*
*
* */
public String getRemarks() {
return Remarks;
}
/**
*
*
* */
public void setTableSchem(String tableSchem) {
TableSchem = tableSchem;
}
/**
*
*
* */
public String getTableSchem() {
return TableSchem;
}
/**
*
*
* */
public void setTypeSchem(String typeSchem) {
TypeSchem = typeSchem;
}
/**
*
*
* */
public void setTypeName(String typeName) {
TypeName = typeName;
}
/**
*
*
* */
public void setTypeCat(String typeCat) {
TypeCat = typeCat;
}
/**
*
*
* */
public void setTableType(String tableType) {
TableType = tableType;
}
/**
*
*
* */
public void setRefGenearation(String refGenearation) {
RefGenearation = refGenearation;
}
/**
*
*
* */
public void setSelfReferncingColName(String selfReferncingColName) {
SelfReferncingColName = selfReferncingColName;
}
/**
*
*
* */
public String getTypeSchem() {
return TypeSchem;
}
/**
*
*
* */
public String getTypeName() {
return TypeName;
}
/**
*
*
* */
public String getTypeCat() {
return TypeCat;
}
/**
*
*
* */
public String getTableType() {
return TableType;
}
/**
*
*
* */
public String getRefGenearation() {
return RefGenearation;
}
/**
*
*
* */
public String getSelfReferncingColName() {
return SelfReferncingColName;
}
}
/*
* 版權所有 2021 塗聚文有限公司
* 許可信息查看：
* 描述：實體類，連接MySQL
*
* 歷史版本： JDK 14.02
* 數據庫：My SQL 8.0
* IDE: IntelliJ IDEA 2021.2.3
* OS: Windows 10 x64
* 2021-12-12 創建者 geovindu
* 2021-12-15 添加 Lambda
* 2021-12-15 修改：date
* 接口類
* 2021-12-15 修改者：Geovin Du
* 生成API幫助文檔的指令：
*javadoc - -encoding Utf-8 -d apidoc BookKind.java
* 配置文件：
* driver=com.mysql.jdbc.Driver
*url=jdbc\:mysql\://localhost\:3306/數據庫名稱
*user=root
*password=root
*
* */
package Geovin.Model;
/**
*
* */
public class SchemasMetadata {
//TABLE_SCHEM
private String TableSchem;
//TABLE_CATALOG
private String TableCatalog;
/**
*
* */
public void setTableCatalog(String tableCatalog) {
TableCatalog = tableCatalog;
}
/**
*
* */
public void setTableSchem(String tableSchem) {
TableSchem = tableSchem;
}
/**
*
* */
public String getTableSchem() {
return TableSchem;
}
/**
*
* */
public String getTableCatalog() {
return TableCatalog;
}
}
/*
* 版權所有 2021 塗聚文有限公司
* 許可信息查看：
* 描述：實體類，連接MySQL
*
* 歷史版本： JDK 14.02
* 數據庫：My SQL 8.0
* IDE: IntelliJ IDEA 2021.2.3
* OS: Windows 10 x64
* 2021-12-12 創建者 geovindu
* 2021-12-15 添加 Lambda
* 2021-12-15 修改：date
* 接口類
* 2021-12-15 修改者：Geovin Du
* 生成API幫助文檔的指令：
*javadoc - -encoding Utf-8 -d apidoc BookKind.java
* 配置文件：
* driver=com.mysql.jdbc.Driver
*url=jdbc\:mysql\://localhost\:3306/數據庫名稱
*user=root
*password=root
*
* */
package Geovin.Model;
/**
*
* @author geovindu
* @version 1.0
* */
public class ColumnsMetadata {
//COLUMN_NAME
private String ColumnName;
//COLUMN_SIZE
private String ClumnSize;
//DATA_TYPE
private String DataType;
//IS_NULLABLE
private String IsNullable;
//IS_AUTOINCREMENT
private String IsAutoincRement;
/**
*
*
* */
public void setColumnName(String columnName) {
ColumnName = columnName;
}
/**
*
*
* */
public void setClumnSize(String clumnSize) {
ClumnSize = clumnSize;
}
/**
*
*
* */
public void setDataType(String dataType) {
DataType = dataType;
}
/**
*
*
* */
public void setIsNullable(String isNullable) {
IsNullable = isNullable;
}
/**
*
*
* */
public void setIsAutoincRement(String isAutoincRement) {
IsAutoincRement = isAutoincRement;
}
/**
*
*
* */
public String getColumnName() {
return ColumnName;
}
/**
*
*
* */
public String getClumnSize() {
return ClumnSize;
}
/**
*
*
* */
public String getDataType() {
return DataType;
}
/**
*
*
* */
public String getIsNullable() {
return IsNullable;
}
/**
*
*
* */
public String getIsAutoincRement() {
return IsAutoincRement;
}
}
/*
* 版權所有 2021 塗聚文有限公司
* 許可信息查看：
* 描述：實體類，連接MySQL
*
* 歷史版本： JDK 14.02
* 數據庫：My SQL 8.0
* IDE: IntelliJ IDEA 2021.2.3
* OS: Windows 10 x64
* 2021-12-12 創建者 geovindu
* 2021-12-15 添加 Lambda
* 2021-12-15 修改：date
* 接口類
* 2021-12-15 修改者：Geovin Du
* 生成API幫助文檔的指令：
*javadoc - -encoding Utf-8 -d apidoc BookKind.java
* 配置文件：
* driver=com.mysql.jdbc.Driver
*url=jdbc\:mysql\://localhost\:3306/數據庫名稱
*user=root
*password=root
*
* */
package Geovin.Model;
/**
*
*
* */
public class ColumnsPrimaryKeys {
//COLUMN_NAME
private String ColumnName;
//PK_NAME
private String PkName;
/**
*
*
* */
public void setColumnName(String columnName) {
ColumnName = columnName;
}
/**
*
*
* */
public void setPkName(String pkName) {
PkName = pkName;
}
/**
*
*
* */
public String getColumnName() {
return ColumnName;
}
/**
*
*
* */
public String getPkName() {
return PkName;
}
}
/*
* 版權所有 2021 塗聚文有限公司
* 許可信息查看：
* 描述：實體類，連接MySQL
*
* 歷史版本： JDK 14.02
* 數據庫：My SQL 8.0
* IDE: IntelliJ IDEA 2021.2.3
* OS: Windows 10 x64
* 2021-12-12 創建者 geovindu
* 2021-12-15 添加 Lambda
* 2021-12-15 修改：date
* 接口類
* 2021-12-15 修改者：Geovin Du
* 生成API幫助文檔的指令：
*javadoc - -encoding Utf-8 -d apidoc BookKind.java
* 配置文件：
* driver=com.mysql.jdbc.Driver
*url=jdbc\:mysql\://localhost\:3306/數據庫名稱
*user=root
*password=root
*
* */
package Geovin.Model;
/**
*
*
* */
public class ColumnsForeignKeys {
//PKTABLE_NAME
private String PkTableName;
//FKTABLE_NAME
private String FkTableName;
//PKCOLUMN_NAME
private String PkColumnName;
//FKCOLUMN_NAME
private String FkColumnName;
/**
*
*
* */
public void setPkTableName(String pkTableName) {
PkTableName = pkTableName;
}
/**
*
*
* */
public void setPkColumnName(String pkColumnName) {
PkColumnName = pkColumnName;
}
/**
*
*
* */
public void setFkTableName(String fkTableName) {
FkTableName = fkTableName;
}
/**
*
*
* */
public void setFkColumnName(String fkColumnName) {
FkColumnName = fkColumnName;
}
/**
*
*
* */
public String getPkTableName() {
return PkTableName;
}
/**
*
*
* */
public String getPkColumnName() {
return PkColumnName;
}
/**
*
*
* */
public String getFkTableName() {
return FkTableName;
}
/**
*
*
* */
public String getFkColumnName() {
return FkColumnName;
}
}
