PG_FUNCTION_INFO_V1(cfs_version);

PG_FUNCTION_INFO_V1(cfs_estimate);

PG_FUNCTION_INFO_V1(cfs_compression_ratio);

PG_FUNCTION_INFO_V1(cfs_gc_activity);

PG_FUNCTION_INFO_V1(cfs_gc_activity_processed_bytes);

PG_FUNCTION_INFO_V1(cfs_gc_activity_processed_pages);

PG_FUNCTION_INFO_V1(cfs_gc_activity_processed_files);

PG_FUNCTION_INFO_V1(cfs_gc_activity_scanned_files);

Datumcfs_start_gc(PG_FUNCTION_ARGS)

{

PG_RETURN_FLOAT8((double)virtSize/physSize);

}

Datumcfs_gc_activity(PG_FUNCTION_ARGS)

Datumcfs_gc_activity_processed_bytes(PG_FUNCTION_ARGS)

{

PG_RETURN_INT64(cfs_state->gc_stat.processedBytes);

}

Datumcfs_gc_activity_processed_pages(PG_FUNCTION_ARGS)

{

PG_RETURN_INT64(cfs_state->gc_stat.processedPages);

}

Datumcfs_gc_activity_processed_files(PG_FUNCTION_ARGS)

{

PG_RETURN_INT64(cfs_state->gc_stat.processedFiles);

}

Datumcfs_gc_activity_scanned_files(PG_FUNCTION_ARGS)

{

PG_RETURN_INT64(cfs_state->gc_stat.scannedFiles);

}

DESCR("Enable or disable CFS garbage collection");

DATA(insert OID = 6103 ( cfs_estimate PGNSP PGUID 12 1 0 0 0 f f f f t f v s 1 0 701 "2205" _null_ _null_ _null_ _null_ _null_ cfs_estimate _null_ _null_ _null_ ));

DESCR("Estimate relation compression ratio");

DATA(insert OID =6019 ( cfs_compression_ratio PGNSP PGUID 12 1 0 0 0 f f f f t f v s 1 0 701 "2205" _null_ _null_ _null_ _null_ _null_ cfs_compression_ratio _null_ _null_ _null_ ));

DATA(insert OID =6104 ( cfs_compression_ratio PGNSP PGUID 12 1 0 0 0 f f f f t f v s 1 0 701 "2205" _null_ _null_ _null_ _null_ _null_ cfs_compression_ratio _null_ _null_ _null_ ));

DESCR("Compression ration of relation");

DATA(insert OID =6020 (cfs_gc_activity PGNSP PGUID 12 1 0 0 0 f f f f t f v s 0 0 20 "" _null_ _null_ _null_ _null_ _null_cfs_gc_activity _null_ _null_ _null_ ));

DATA(insert OID =6105 (cfs_gc_activity_processed_bytes PGNSP PGUID 12 1 0 0 0 f f f f t f v s 0 0 20 "" _null_ _null_ _null_ _null_ _null_cfs_gc_activity_processed_bytes _null_ _null_ _null_ ));

DESCR("Number of bytes proceeded by CFS garbage collectors since system start");

DATA(insert OID = 6106 ( cfs_gc_activity_processed_files PGNSP PGUID 12 1 0 0 0 f f f f t f v s 0 0 20 "" _null_ _null_ _null_ _null_ _null_ cfs_gc_activity_processed_files _null_ _null_ _null_ ));

DESCR("Number of files compacted by CFS garbage collectors since system start");

DATA(insert OID = 6107 ( cfs_gc_activity_processed_pages PGNSP PGUID 12 1 0 0 0 f f f f t f v s 0 0 20 "" _null_ _null_ _null_ _null_ _null_ cfs_gc_activity_processed_pages _null_ _null_ _null_ ));

DESCR("Number of transferred pages by CFS garbage collectors since system start");

DATA(insert OID = 6108 ( cfs_gc_activity_scanned_files PGNSP PGUID 12 1 0 0 0 f f f f t f v s 0 0 20 "" _null_ _null_ _null_ _null_ _null_ cfs_gc_activity_scanned_files _null_ _null_ _null_ ));

DESCR("Number of files scanned by CFS garbage collectors since system start");

/* distance functions */

DATA(insert OID = 3343 ( int2_distPGNSP PGUID 12 1 0 0 0 f f f f t f i s 2 0 21 "21 21"_null_ _null_ _null_ _null_ _null_int2_dist_null_ _null_ _null_ ));