目前在线重定义这个功能用到现在自己有用到一下几个目的: 普通表转分区表,表迁移表空间,表回收碎片。 另外我看网上说还可以增加/删除列,这个我就没试过了。 仿伪链接:https://www.cnblogs.com/PiscesCanon/p/15173675.html 实验 本次实验是基于主键的方式来进行的,将普通表转为分区表。 创建实验表。 createta...
{//数据库表名称bulkCopy.DestinationTableName =dt.TableName;//指定批量插入的行数bulkCopy.BatchSize =dt.Rows.Count;//指定 DataTable 和数据表的列名映射关系for(inti =0; i < dt.Columns.Count; i++) { bulkCopy.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName); }try{/...
- SKEWONLY : Oracle determines the columns to collect histograms based on the data distribution of the columns. The default is FOR ALL COLUMNS SIZE AUTO.The default value can be changed using the SET_DATABASE_PREFS Procedure, SET_GLOBAL_PREFS Procedure,SET_SCHEMA_PREFS Procedure and SET_TABLE_...
Operation ID: GetTables This operation gets tables from a database. Returns Represents a list of tables. Body TablesList Insert rowOperation ID: PostItem This operation inserts a new row into a table. Parameters 展開資料表 NameKeyRequiredTypeDescription Table name table True string Name of ...
Operation ID: GetTables This operation gets tables from a database. Returns Represents a list of tables. Body TablesList Insert rowOperation ID: PostItem This operation inserts a new row into a table. Parameters 展开表 NameKeyRequiredTypeDescription Table name table True string Name of table ...
a report or tabular form by making direct calls to HTMLDB_ITEM.SELECT_LIST or by applying certain display types to report columns. Note that this type of select list cannot exceed 32K characters. Also note that selecting too many options may result in the select list not rendering correctly....
JDBC4.0におけるメソッドgetFunctionParametersは、最終仕様でgetFunctionColumnsに改名されました。廃止されたメソッドの実装が誤ってoracle.jdbc.OracleDatabaseMetaDataに残されていました。この修正により、それが削除されます。 Oracle Bug#7030194 ...
// sqlText: sql text with parameters // rowNum: number of rows to insert // columns: each column contain array of driver.Value size of column should // equal to rowNum func (conn *Connection) BulkInsert(sqlText string, rowNum int, columns ...[]driver.Value) (*QueryResult, error) ...
- Dispatch a list of SQL orders over multiple PostgreSQL connections - Perform a diff between Oracle and PostgreSQL database for test purpose. - MySQL/MariaDB and Microsoft SQL Server migration. Ora2Pg does its best to automatically convert your Oracle database to PostgreSQL but there's still ...
and faster for less overhead. Deliver detailed, step-by-step guidelines for transferring data across databases. Compare and synchronize data and structure between databases. Set up and deploy the comparisons in seconds, and get the detailed script to precisely outlines the changes you want to ...