protected void |
OracleStampCommonality.addCommentSQL(MappingGlobalWrapper wrapper,
StampAction action,
Object param,
String commentStr,
int type)
ORACLE的数据类型 -- ORACLE的数据类型
常用的数据库字段类型如下:
字段类型 中文说明 限制条件 其它说明
CHAR 固定长度字符串 最大长度2000 bytes
VARCHAR2 可变长度的字符串 最大长度4000 bytes 可做索引的最大长度749
NCHAR 根据字符集而定的固定长度字符串 最大长度2000 bytes
NVARCHAR2 根据字符集而定的可变长度字符串 最大长度4000 bytes
DATE 日期(日-月-年) DD-MM-YY(HH-MI-SS) 无千虫问题
LONG 超长字符串 最大长度2G(231-1) 足够存储大部头著作
RAW 固定长度的二进制数据 最大长度2000 bytes 可存放多媒体图象声音等
LONG RAW 可变长度的二进制数据 最大长度2G 同上
BLOB 二进制数据 最大长度4G
CLOB 字符数据 最大长度4G
NCLOB 根据字符集而定的字符数据 最大长度4G
BFILE 存放在数据库外的二进制数据 最大长度4G
ROWID 数据表中记录的唯一行号 10 bytes ********.****.
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protected void |
OracleStampCommonality.buildSelectFieldFun(MappingGlobalWrapper wrapper,
StampAction stampTables,
StampFieldFun fun,
StringBuilder sb) |
protected void |
OracleStampCommonality.buildWhere(MappingGlobalWrapper wrapper,
List<SQLDataPlaceholder> placeholders,
StampAction stampTables,
StampWhere where,
StringBuilder sb) |
protected String |
OracleStampCommonality.getColumnName(MappingGlobalWrapper wrapper,
StampAction stampTables,
StampColumn column) |
protected String |
OracleStampCommonality.getColumnName(MappingGlobalWrapper wrapper,
StampAction stampTables,
StampColumn column,
boolean hasRes)
oracle 的列名不区分大小写,但是如果被双引号引用的则区分大小写
比如
id 和 ID 一致
"id" 和 "ID" 不一致
如果列名不加双引号则创建表时数据库自动大写,加了双引号则为原始字符串
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SQLBuilderCombine |
OracleStampUpdate.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampStructure.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampSelect.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampRename.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampInsert.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampDrop.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampDelete.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampCreate.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
SQLBuilderCombine |
OracleStampAlter.getSqlBuilder(MappingGlobalWrapper wrapper,
StampAction action) |
protected StringBuilder |
OracleStampCommonality.multiDeleteOrUpdate(MappingGlobalWrapper wrapper,
Class delTable,
String delTableName,
StampFrom[] froms,
StampWhere where,
StampOrderBy[] orderBys,
StampLimit limit,
List<SQLDataPlaceholder> placeholders,
StampAction action,
Map<String,String> selectFieldMap) |