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INFORMATION_SCHEMA tables

Sergei Petrunia edited this page Nov 6, 2015 · 3 revisions

ROCKSDB_PERF_CONTEXT ROCKSDB_CFSTATS == ROCKSDB_INDEX_FILE_MAP

MySQL [information_schema]> select * from ROCKSDB_INDEX_FILE_MAP;                                                                  
+---------------+--------------+------------+----------+-----------+                                                                    
| COLUMN_FAMILY | INDEX_NUMBER | SST_NAME   | NUM_ROWS | DATA_SIZE |                                                                    
+---------------+--------------+------------+----------+-----------+                                                                    
|             0 |          269 | 000030.sst |    47605 |   1428150 |                                                                    
|             0 |          268 | 000029.sst |    30365 |    910950 |                                                                    
|             0 |          269 | 000029.sst |    52395 |   1571850 |                                                                    
|             0 |          267 | 000027.sst |       36 |       756 |                                                                    

It looks like (COLUMN_FAMILY, INDEX_NUMBER, SST_NAME) combination is unique.

ROCKSDB_CF_OPTIONS ROCKSDB_PERF_CONTEXT_GLOBAL ROCKSDB_DBSTATS ROCKSDB_DDL

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