# S12008 {#S12008}

## Error Code {#error_code .section}

S12008

## Error Message {#error_message .section}

`{indexType} cannot be specified on columns of <xxx> type. RefId: S12008`

## Probable Causes {#probable_causes .section}

This error occurs when an index type is specified on a column of an unsupported data type.

BloomFilter indexes can be specified on columns of the following types: BOOL, CHAR, SHORT, INT, LONG, BLOB, STRING, DECIMAL32, DECIMAL64, and DECIMAL128.

## Solutions {#solutions .section}

Change the index type of the specified column. For example, you can change the index type to "ZoneMap".

**Note**: "ZoneMap" cannot be specified manually. Columns not specified in *indexes* default to ZoneMap indexing.

**Parent topic:**[Error Code Reference](../../Troubleshooting/ErrorCode.md)

