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table, index, toast and total size per Table
size of each index
This commit is contained in:
eelke 2021-03-10 19:06:40 +01:00
parent d6aeef492d
commit 11459e1e12
17 changed files with 138 additions and 28 deletions
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4
pglablib/catalog/PgClass.h
View file

@ -50,6 +50,10 @@ public:
QString viewdef;
QString description; // from pg_description
int64_t totalBytes;
int64_t indexBytes;
int64_t toastBytes;
using PgNamespaceObject::PgNamespaceObject;

10
pglablib/catalog/PgClassContainer.cpp
View file

@ -11,13 +11,17 @@ std::string PgClassContainer::getLoadQuery() const
" relowner, relam, relfilenode, reltablespace, relpages, "
" reltuples, reltoastrelid, relisshared, relpersistence, "
" relkind, relispopulated, relfrozenxid, relminmxid, "
" reloptions, d.description, relacl, pg_get_viewdef(oid)";
" reloptions, d.description, "
" pg_total_relation_size(oid) AS total_bytes, "
" CASE WHEN relkind='r' THEN pg_indexes_size(oid) ELSE 0 END AS index_bytes, "
" CASE WHEN relkind='r' THEN pg_total_relation_size(reltoastrelid) ELSE 0 END AS toast_bytes, "
" relacl, pg_get_viewdef(oid)";
if (lessThenVersion(120000))
q += ", relhasoids ";
q +=
"\nFROM pg_catalog.pg_class \n"
"\nFROM pg_catalog.pg_class \n"
" LEFT JOIN pg_catalog.pg_description AS d ON (objoid=pg_class.oid AND objsubid=0) \n"
"WHERE relkind IN ('r', 'i', 'p', 'I', 'v', 'm', 'f')";
@ -37,7 +41,7 @@ PgClass PgClassContainer::loadElem(const Pgsql::Row &row)
>> owner >> v.am >> v.filenode >> v.tablespace >> v.pages_est
>> v.tuples_est >> v.toastrelid >> v.isshared >> v.persistence
>> v.kind >> v.ispopulated >> v.frozenxid >> v.minmxid
>> v.options >> v.description;
>> v.options >> v.description >> v.totalBytes >> v.indexBytes >> v.toastBytes;
v.setOwnerOid(owner);

1
pglablib/catalog/PgIndex.h
View file

@ -29,6 +29,7 @@ public:
QString exprs;
QString pred;
QString definition;
int64_t sizeBytes;
using PgNamespaceObject::PgNamespaceObject;
QString getAm() const;

4
pglablib/catalog/PgIndexContainer.cpp
View file

@ -11,7 +11,7 @@ SELECT indexrelid, indrelid, indnatts, indisunique, indisprimary,
indisexclusion, indimmediate, indisclustered, indisvalid,
indcheckxmin, indisready, indislive, indkey,
indcollation, indclass, indoption, indexprs, indpred,
pg_get_indexdef(indexrelid))__";
pg_get_indexdef(indexrelid), pg_total_relation_size(indexrelid))__";
if (minimumVersion(90400))
q += ", indisreplident ";
@ -35,7 +35,7 @@ PgIndex PgIndexContainer::loadElem(const Pgsql::Row &row)
col.getAsVector<Oid>(std::back_inserter(v.collation));
col.getAsVector<Oid>(std::back_inserter(v.indclass));
col.getAsVector<int16_t>(std::back_inserter(v.option));
col >> v.exprs >> v.pred >> v.definition;
col >> v.exprs >> v.pred >> v.definition >> v.sizeBytes;
if (minimumVersion(90400))
col >> v.isreplident;