Paweł Domański
46 lines
1.1 KiB
SQL
46 lines
1.1 KiB
SQL
postgres=# \d test
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Table "public.test"
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Column. | Type | Collation | Nullable | Default
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------------+---------+-----------+----------+---------
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sourcefile | text | | |
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sourceline | integer | | |
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seqno. | integer | |. |
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name. | text | | |
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setting. | text | | |
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applied | boolean | | |
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error | text. | | |
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Indexes:
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"test_idx" btree (sourcefile)
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"test_idx2" btree (sourceline)
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-- Find the table_size ( excluding the index_size)
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postgres=# SELECT pg_size_pretty (pg_relation_size('test'));
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pg_size_pretty
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----------------
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30 MB
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(1 row)
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-- Find the total_index size of the table
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postgres=# sELECT pg_size_pretty ( pg_indexes_size('test'));
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pg_size_pretty
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----------------
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26 MB
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(1 row)
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-- Find particular index size:
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postgres=# select pg_size_pretty(pg_total_relation_size('test_idx'));
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pg_size_pretty
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----------------
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19 MB
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postgres=# select pg_size_pretty(pg_total_relation_size('test_idx2'));
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pg_size_pretty
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----------------
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6496 kB
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Another method:
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postgres=# \di+ "test_idx" |