Alters an existing text index on a given table.

Syntax

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ALTER TEXT INDEX <Name> ON <TableName>
(<ColumnName> [COLLATE <CollationName>])
[DESCRIPTION <Description>]
[INDEXED WORD LENGTH <WordLength>]
[FILTER TYPE COLUMN <ColumnName>]
[WORD GENERATOR <WordGeneratorName>]
[NO BACKUP FILES]

Usage

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Use this statement to alter an existing text index on a table column. Please see the Text Indexing topic for more information.

The NO BACKUP FILES clause is optional. Unless this clause is specified, ElevateDB will create backup files (*.old) of any physical table files that were altered during the execution of the statement. Also, this clause does not apply to physical backup files created for the database catalog, which are always created and retained.


Examples

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-- The following statement changes the Notes text
-- index so that the indexed word length is 30 characters

ALTER TEXT INDEX "Notes" ON "Customer"
(Notes COLLATE ANSI_CI)
INDEXED WORD LENGTH 30

Required Privileges

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The current user must be granted the ALTER privilege on the specified table in order to execute this statement. Please see the User Security topic for more information.

SQL 2003 Standard Deviations

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This statement deviates from the SQL 2003 standard in the following ways: