Changes in This Release for Oracle Text Reference

This preface points you to changes in Oracle Text for this release.

Changes in Oracle Text 12c Release 1 (12.1)

The changes in Oracle Text for Oracle Database 12c Release 1 (12.1) are described in the following topics.

New Features

The new features introduced in this release for Oracle Text are listed and described in the New Features section of Oracle Text Application Developer's Guide. For a complete list of new features for Oracle Database 12c, see Oracle Database New Features Guide.

Deprecated Features

Some features that are deprecated in this release for Oracle XML Database may affect Oracle Text XML applications. See Oracle Database Upgrade Guide for information on Oracle XML Database deprecations and changes.

Desupported Features

The following Oracle Text features are desupported in this release:

  • CTXXPATH is desupported in Oracle Database 12c Release 1 (12.1). This does not affect the CTXCAT index type. Use XMLIndex indexes instead. See Oracle XML DB Developer's Guide for information about XMLIndex.

  • ALTER INDEX OPTIMIZE for Text Indexes is desupported in Oracle Database 12c Release 1 (12.1). The ALTER INDEX OPTIMIZE [token index_token | fast | full [maxtime (time | unlimited)] operation is not supported for Oracle Database 12c. To optimize your index, use CTX_DDL.OPTIMIZE_INDEX. See Oracle Text Reference for information about OPTIMIZE_INDEX.

  • SYNC [MEMORY memsize] for Text Indexes is desupported in Oracle Database 12c Release 1 (12.1). To synchronize your index, use CTX_DDL.SYNC_INDEX. See Oracle Text Reference for information about SYNC_INDEX.

See Oracle Database Upgrade Guide for a complete list of desupported features for Oracle Database 12c.