sf.database.dialect.oracle

Class OracleDialect

java.lang.Object

sf.database.dialect.DBDialect

sf.database.dialect.oracle.OracleDialect

All Implemented Interfaces:

IDBDialect

public class OracleDialect
extends DBDialect

Field Summary

Fields inherited from class sf.database.dialect.DBDialect

caseHandler, features, keywords, quoteChar

Constructor Summary

Constructors

Constructor and Description
OracleDialect()

Method Summary

Modifier and Type	Method and Description
boolean	createEntity(Connection conn, TableMapping en) 根据实体信息，返回某实体的建表语句
boolean	dropEntity(Connection conn, TableMapping en)
String	evalFieldType(ColumnMapping mf)
String	getHibernateDialect() 返回对应的 Hibernate 的 Dialect
List<String>	getIndexNames(TableMapping en, Connection conn)
String	getJooqDialect()
String	getName()
String	getQueryDslDialect()
String	getSchema(String schema) 判断SEQUENCE是否存在时，若schema为小写会存在误判情况（将存在判断为不存在）， 为了避免大小写引起的问题，一律转成大写。
String	getSeqNextValSql(String seqName) 获取下一个序列值得sql语句
List<SequenceInfo>	getSequenceInfo(Connection conn, String schema, String seqName)
String	sqlColumnAdd(String table, String column_definition, String column_position)
String	sqlColumnDrop(String table, String column)
String	sqlColumnModify(String table, String column_definition, String column_positions)
String	sqlPageList(String sql, long offset, int limit) 生成分页sql
String	sqlTableDrop(String table)
String	sqlTableRename(String oldName, String newName)
String	uniqueSql(String tableName, String name, String[] columnNames) 生成unique 语句.

Methods inherited from class sf.database.dialect.DBDialect

accept, addComment, containKeyword, createAddColumnSql, createIndexSql, createRelation, createRelation, createResultSetMetaSql, createUniqueSql, dropRelation, escapeSqlValue, execute, execute, existsTables, getCatalog, getColumnAutoIncreamentValue, getColumnDefinition, getColumnLength, getColumnNameToUse, getColumnPrecision, getColumnScale, getDefaultSchema, getDriverClass, getNvlFunction, getObjectNameToUse, getPrimaryKeySql, getProperty, getProperty, getPropertyInt, getPropertyLong, getQuoteChar, getSqlStatmentSeparator, gSQL, has, isCaseSensitive, notHas, setProperty, setupEntityField, supportsColumnPosition, unwrapper, wrapKeyword, wrapKeyword

Methods inherited from class java.lang.Object

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

Constructor Detail

OracleDialect

public OracleDialect()

Method Detail

getName

public String getName()

Specified by:

getName in interface IDBDialect

Specified by:

getName in class DBDialect

Returns:

当前数据库类型，名称参见 DB 这个枚举类型

See Also:

RDBMS

createEntity

public boolean createEntity(Connection conn,
                            TableMapping en)

Description copied from class: DBDialect

根据实体信息，返回某实体的建表语句

Specified by:

createEntity in class DBDialect

en - 实体

Returns:

是否创建成功

uniqueSql

public String uniqueSql(String tableName,
                        String name,
                        String[] columnNames)

Description copied from class: DBDialect

生成unique 语句.

Specified by:

uniqueSql in class DBDialect

Parameters:

tableName - 表名

name - 名称

columnNames - 表的列名,

Returns:

evalFieldType

public String evalFieldType(ColumnMapping mf)

Overrides:

evalFieldType in class DBDialect

dropEntity

public boolean dropEntity(Connection conn,
                          TableMapping en)

Overrides:

dropEntity in class DBDialect

sqlTableDrop

public String sqlTableDrop(String table)

Specified by:

sqlTableDrop in class DBDialect

sqlTableRename

public String sqlTableRename(String oldName,
                             String newName)

Specified by:

sqlTableRename in class DBDialect

sqlColumnAdd

public String sqlColumnAdd(String table,
                           String column_definition,
                           String column_position)

Specified by:

sqlColumnAdd in class DBDialect

sqlColumnModify

public String sqlColumnModify(String table,
                              String column_definition,
                              String column_positions)

Specified by:

sqlColumnModify in class DBDialect

sqlColumnDrop

public String sqlColumnDrop(String table,
                            String column)

Specified by:

sqlColumnDrop in class DBDialect

sqlPageList

public String sqlPageList(String sql,
                          long offset,
                          int limit)

Description copied from class: DBDialect

生成分页sql

Overrides:

sqlPageList in class DBDialect

Parameters:

sql - 原始sql

offset - 开始位置，从0开始 （= (Page-1)*PageSize）

limit - 返回的限制大小（= 分页大小 PageSize）

Returns:

如果不支持，返回 null

getHibernateDialect

public String getHibernateDialect()

Description copied from class: DBDialect

返回对应的 Hibernate 的 Dialect

Specified by:

getHibernateDialect in class DBDialect

getSchema

public String getSchema(String schema)

判断SEQUENCE是否存在时，若schema为小写会存在误判情况（将存在判断为不存在），
为了避免大小写引起的问题，一律转成大写。

Specified by:

getSchema in interface IDBDialect

Overrides:

getSchema in class DBDialect

Returns:

getSeqNextValSql

public String getSeqNextValSql(String seqName)

Description copied from class: DBDialect

获取下一个序列值得sql语句

Overrides:

getSeqNextValSql in class DBDialect

Parameters:

seqName - 序列名称

Returns:

getSequenceInfo

public List<SequenceInfo> getSequenceInfo(Connection conn,
                                          String schema,
                                          String seqName)

Overrides:

getSequenceInfo in class DBDialect

getIndexNames

public List<String> getIndexNames(TableMapping en,
                                  Connection conn)
                           throws SQLException

Overrides:

getIndexNames in class DBDialect

Throws:

SQLException

getQueryDslDialect

public String getQueryDslDialect()

getJooqDialect

public String getJooqDialect()