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Remove 'datlastsysoid'.
It hasn't been used for anything for a long time. Up until recently,
we still queried it when dumping very old servers, but since
commit 30e7c175b8, there's no longer any
code at all that cares about it.
Discussion: http://postgr.es/m/CA+Tgmoa14=BRq0WEd0eevjEMn9EkghDB1FZEkBw7+UAb7tF49A@mail.gmail.com
This commit is contained in:
Robert Haas
parent
b700f96cff
commit
ab4fd4f868
@ -183,7 +183,7 @@
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descr => 'database\'s default template',
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datname => 'template1', encoding => 'ENCODING', datcollate => 'LC_COLLATE',
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datctype => 'LC_CTYPE', datistemplate => 't', datallowconn => 't',
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datconnlimit => '-1', datlastsysoid => '0', datfrozenxid => '0',
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datconnlimit => '-1', datfrozenxid => '0',
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datminmxid => '1', dattablespace => 'pg_default', datacl => '_null_' },
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]
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@ -3001,16 +3001,6 @@ SCRAM-SHA-256$<replaceable><iteration count></replaceable>:<replaceable>&l
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datlastsysoid</structfield> <type>oid</type>
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</para>
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<para>
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Last system OID in the database; useful
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particularly to <application>pg_dump</application>
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</para></entry>
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</row>
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<row>
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<entry role="catalog_table_entry"><para role="column_definition">
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<structfield>datfrozenxid</structfield> <type>xid</type>
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@ -4732,7 +4732,6 @@ encoding = 0 (type: 5)
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datistemplate = t (type: 1)
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datallowconn = t (type: 1)
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datconnlimit = -1 (type: 5)
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datlastsysoid = 11510 (type: 1)
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datfrozenxid = 379 (type: 1)
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dattablespace = 1663 (type: 1)
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datconfig = (type: 1)
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@ -4757,7 +4756,6 @@ encoding = 0 (type: 5)
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datistemplate = f (type: 1)
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datallowconn = t (type: 1)
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datconnlimit = -1 (type: 5)
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datlastsysoid = 11510 (type: 1)
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datfrozenxid = 379 (type: 1)
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dattablespace = 1663 (type: 1)
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datconfig = (type: 1)
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@ -84,8 +84,7 @@ static void movedb_failure_callback(int code, Datum arg);
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static bool get_db_info(const char *name, LOCKMODE lockmode,
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Oid *dbIdP, Oid *ownerIdP,
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int *encodingP, bool *dbIsTemplateP, bool *dbAllowConnP,
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Oid *dbLastSysOidP, TransactionId *dbFrozenXidP,
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MultiXactId *dbMinMultiP,
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TransactionId *dbFrozenXidP, MultiXactId *dbMinMultiP,
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Oid *dbTablespace, char **dbCollate, char **dbCtype);
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static bool have_createdb_privilege(void);
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static void remove_dbtablespaces(Oid db_id);
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@ -108,7 +107,6 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
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char *src_ctype = NULL;
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bool src_istemplate;
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bool src_allowconn;
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Oid src_lastsysoid = InvalidOid;
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TransactionId src_frozenxid = InvalidTransactionId;
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MultiXactId src_minmxid = InvalidMultiXactId;
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Oid src_deftablespace;
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@ -318,7 +316,7 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
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if (!get_db_info(dbtemplate, ShareLock,
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&src_dboid, &src_owner, &src_encoding,
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&src_istemplate, &src_allowconn, &src_lastsysoid,
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&src_istemplate, &src_allowconn,
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&src_frozenxid, &src_minmxid, &src_deftablespace,
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&src_collate, &src_ctype))
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ereport(ERROR,
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@ -532,7 +530,6 @@ createdb(ParseState *pstate, const CreatedbStmt *stmt)
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new_record[Anum_pg_database_datistemplate - 1] = BoolGetDatum(dbistemplate);
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new_record[Anum_pg_database_datallowconn - 1] = BoolGetDatum(dballowconnections);
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new_record[Anum_pg_database_datconnlimit - 1] = Int32GetDatum(dbconnlimit);
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new_record[Anum_pg_database_datlastsysoid - 1] = ObjectIdGetDatum(src_lastsysoid);
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new_record[Anum_pg_database_datfrozenxid - 1] = TransactionIdGetDatum(src_frozenxid);
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new_record[Anum_pg_database_datminmxid - 1] = TransactionIdGetDatum(src_minmxid);
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new_record[Anum_pg_database_dattablespace - 1] = ObjectIdGetDatum(dst_deftablespace);
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@ -802,7 +799,7 @@ dropdb(const char *dbname, bool missing_ok, bool force)
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pgdbrel = table_open(DatabaseRelationId, RowExclusiveLock);
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if (!get_db_info(dbname, AccessExclusiveLock, &db_id, NULL, NULL,
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&db_istemplate, NULL, NULL, NULL, NULL, NULL, NULL, NULL))
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&db_istemplate, NULL, NULL, NULL, NULL, NULL, NULL))
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{
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if (!missing_ok)
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{
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@ -1001,7 +998,7 @@ RenameDatabase(const char *oldname, const char *newname)
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rel = table_open(DatabaseRelationId, RowExclusiveLock);
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if (!get_db_info(oldname, AccessExclusiveLock, &db_id, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL))
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NULL, NULL, NULL, NULL, NULL, NULL, NULL))
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ereport(ERROR,
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(errcode(ERRCODE_UNDEFINED_DATABASE),
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errmsg("database \"%s\" does not exist", oldname)));
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@ -1114,7 +1111,7 @@ movedb(const char *dbname, const char *tblspcname)
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pgdbrel = table_open(DatabaseRelationId, RowExclusiveLock);
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if (!get_db_info(dbname, AccessExclusiveLock, &db_id, NULL, NULL,
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NULL, NULL, NULL, NULL, NULL, &src_tblspcoid, NULL, NULL))
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NULL, NULL, NULL, NULL, &src_tblspcoid, NULL, NULL))
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ereport(ERROR,
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(errcode(ERRCODE_UNDEFINED_DATABASE),
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errmsg("database \"%s\" does not exist", dbname)));
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@ -1757,8 +1754,7 @@ static bool
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get_db_info(const char *name, LOCKMODE lockmode,
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Oid *dbIdP, Oid *ownerIdP,
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int *encodingP, bool *dbIsTemplateP, bool *dbAllowConnP,
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Oid *dbLastSysOidP, TransactionId *dbFrozenXidP,
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MultiXactId *dbMinMultiP,
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TransactionId *dbFrozenXidP, MultiXactId *dbMinMultiP,
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Oid *dbTablespace, char **dbCollate, char **dbCtype)
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{
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bool result = false;
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@ -1839,9 +1835,6 @@ get_db_info(const char *name, LOCKMODE lockmode,
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/* allowing connections? */
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if (dbAllowConnP)
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*dbAllowConnP = dbform->datallowconn;
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/* last system OID used in database */
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if (dbLastSysOidP)
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*dbLastSysOidP = dbform->datlastsysoid;
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/* limit of frozen XIDs */
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if (dbFrozenXidP)
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*dbFrozenXidP = dbform->datfrozenxid;
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@ -1841,13 +1841,6 @@ make_template0(FILE *cmdfd)
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static const char *const template0_setup[] = {
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"CREATE DATABASE template0 IS_TEMPLATE = true ALLOW_CONNECTIONS = false;\n\n",
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/*
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* We use the OID of template0 to determine datlastsysoid
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*/
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"UPDATE pg_database SET datlastsysoid = "
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" (SELECT oid FROM pg_database "
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" WHERE datname = 'template0');\n\n",
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/*
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* Explicitly revoke public create-schema and create-temp-table
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* privileges in template1 and template0; else the latter would be on
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@ -53,6 +53,6 @@
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*/
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/* yyyymmddN */
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#define CATALOG_VERSION_NO 202201191
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#define CATALOG_VERSION_NO 202201201
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#endif
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@ -16,7 +16,7 @@
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descr => 'default template for new databases',
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datname => 'template1', encoding => 'ENCODING', datcollate => 'LC_COLLATE',
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datctype => 'LC_CTYPE', datistemplate => 't', datallowconn => 't',
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datconnlimit => '-1', datlastsysoid => '0', datfrozenxid => '0',
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datconnlimit => '-1', datfrozenxid => '0',
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datminmxid => '1', dattablespace => 'pg_default', datacl => '_null_' },
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]
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@ -55,9 +55,6 @@ CATALOG(pg_database,1262,DatabaseRelationId) BKI_SHARED_RELATION BKI_ROWTYPE_OID
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/* max connections allowed (-1=no limit) */
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int32 datconnlimit;
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/* highest OID to consider a system OID */
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Oid datlastsysoid;
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/* all Xids < this are frozen in this DB */
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TransactionId datfrozenxid;
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