wvortix.blogg.se - Import from dbschema file informix

#IMPORT FROM DBSCHEMA FILE INFORMIX HOW TO#
#IMPORT FROM DBSCHEMA FILE INFORMIX UPGRADE#

The ANSI/ISO rules for transaction logging are enabled. The dbschema utility The dbschema utility displays the SQL statements (the schema) that are necessary to replicate database objects.Ĭreates an ANSI/ISO-compliant database in which.It transfers data from one or more text files into one or more existing tables. The dbload utility The dbload utility loads data into databases or tables that HCL® OneDB® products created.

Simple large objects When the dbimport, dbexport, and DB-Access utilities process simple-large-object data, they create temporary files for that data in a temporary directory.Changing the database locale with dbimport You can use the dbimport utility to change the locale of a database.If you export a database to disk, you can change the database name. If you export a database to tape, you cannot change its name when you import it with dbimport. Database renaming The dbimport utility gives the new database the same name as the database that you exported.Database-logging mode Because the logging mode is not retained in the schema file, you can specify logging information when you use the dbimport utility to import a database.dbimport input-file location options The input-file location specifies the location of the database.exp directory, which contains the files that the dbimport utility imports.dbimport errors and warnings The dbimport -c option tells the dbimport utility to complete exporting unless a fatal error occurs.Termination of the dbimport utility You can stop the dbimport utility at any time.

This file contains the SQL statements that you need to re-create the exported database.

Contents of the schema file that dbexport creates The dbexport utility creates a schema file.

Syntax of the dbexport Command The dbexport command unloads a database into text files that you can later import into another database.

External tables are the fastest method for loading data into a RAW table with no indexes.

External tables External tables are a fast and versatile method for moving data between database servers.

Migration of data between database servers.

Overview of moving data If you are installing the new version of the database server on another computer or operating system (non-in-place migration), you can use one of several tools and utilities to move data from your current database server.

#IMPORT FROM DBSCHEMA FILE INFORMIX UPGRADE#

Overview of HCL OneDB™ migration Before you upgrade to the new version of HCL OneDB™, ensure that you understand the migration process and prerequisites.

dbimport create options The dbimport utility supports options for creating a database, specifying a dbspace for that database, defining logging options, and optionally specifying ANSI/ISO-compliance or NLS case-insensitivity (or both) as properties of the database.

Syntax of the dbimport command The dbimport command imports previously exported data into another database.

The dbexport and dbimport utilities The dbexport and dbimport utilities import and export a database and its schema to disk or tape.

#IMPORT FROM DBSCHEMA FILE INFORMIX HOW TO#

HCL OneDB™ Migration Guide The HCL OneDB™ Migration Guide describes how to move data manually between databases, servers, and computers.Some changes to the HCL OneDB™ database server can affect upgrading from a previous release.

Upgrading is an in-place migration method that uses your existing hardware and operating system software.

Migrating and upgrading You can upgrade to the 2.0.0.0 version of HCL OneDB™ or migrate from other database servers to HCL OneDB™.