diff options
Diffstat (limited to 'src/backend/commands/tablecmds.c')
| -rw-r--r-- | src/backend/commands/tablecmds.c | 62 |
1 files changed, 31 insertions, 31 deletions
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 1edf6c7553..a1ae344ef6 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -449,7 +449,7 @@ DefineRelation(CreateStmt *stmt, char relkind) &inheritOids, &old_constraints, &parentOidCount); /* - * Create a tuple descriptor from the relation schema. Note that this + * Create a tuple descriptor from the relation schema. Note that this * deals with column names, types, and NOT NULL constraints, but not * default values or CHECK constraints; we handle those below. */ @@ -538,7 +538,7 @@ DefineRelation(CreateStmt *stmt, char relkind) CommandCounterIncrement(); /* - * Open the new relation and acquire exclusive lock on it. This isn't + * Open the new relation and acquire exclusive lock on it. This isn't * really necessary for locking out other backends (since they can't see * the new rel anyway until we commit), but it keeps the lock manager from * complaining about deadlock risks. @@ -830,10 +830,10 @@ ExecuteTruncate(TruncateStmt *stmt) } /* - * In CASCADE mode, suck in all referencing relations as well. This + * In CASCADE mode, suck in all referencing relations as well. This * requires multiple iterations to find indirectly-dependent relations. At * each phase, we need to exclusive-lock new rels before looking for their - * dependencies, else we might miss something. Also, we check each rel as + * dependencies, else we might miss something. Also, we check each rel as * soon as we open it, to avoid a faux pas such as holding lock for a long * time on a rel we have no permissions for. */ @@ -959,7 +959,7 @@ ExecuteTruncate(TruncateStmt *stmt) /* * Create a new empty storage file for the relation, and assign it as - * the relfilenode value. The old storage file is scheduled for + * the relfilenode value. The old storage file is scheduled for * deletion at commit. */ setNewRelfilenode(rel, RecentXmin); @@ -1029,7 +1029,7 @@ ExecuteTruncate(TruncateStmt *stmt) } /* - * Check that a given rel is safe to truncate. Subroutine for ExecuteTruncate + * Check that a given rel is safe to truncate. Subroutine for ExecuteTruncate */ static void truncate_check_rel(Relation rel) @@ -1367,7 +1367,7 @@ MergeAttributes(List *schema, List *supers, bool istemp, /* * Now copy the CHECK constraints of this parent, adjusting attnos - * using the completed newattno[] map. Identically named constraints + * using the completed newattno[] map. Identically named constraints * are merged if possible, else we throw error. */ if (constr && constr->num_check > 0) @@ -1422,7 +1422,7 @@ MergeAttributes(List *schema, List *supers, bool istemp, /* * Close the parent rel, but keep our AccessShareLock on it until xact - * commit. That will prevent someone else from deleting or ALTERing + * commit. That will prevent someone else from deleting or ALTERing * the parent before the child is committed. */ heap_close(relation, NoLock); @@ -1892,7 +1892,7 @@ renameatt(Oid myrelid, /* * Scan through index columns to see if there's any simple index - * entries for this attribute. We ignore expressional entries. + * entries for this attribute. We ignore expressional entries. */ indextup = SearchSysCache(INDEXRELID, ObjectIdGetDatum(indexoid), @@ -2040,7 +2040,7 @@ RenameRelationInternal(Oid myrelid, const char *newrelname, Oid namespaceId) newrelname))); /* - * Update pg_class tuple with new relname. (Scribbling on reltup is OK + * Update pg_class tuple with new relname. (Scribbling on reltup is OK * because it's a copy...) */ namestrcpy(&(relform->relname), newrelname); @@ -2093,7 +2093,7 @@ RenameRelationInternal(Oid myrelid, const char *newrelname, Oid namespaceId) * We also reject these commands if there are any pending AFTER trigger events * for the rel. This is certainly necessary for the rewriting variants of * ALTER TABLE, because they don't preserve tuple TIDs and so the pending - * events would try to fetch the wrong tuples. It might be overly cautious + * events would try to fetch the wrong tuples. It might be overly cautious * in other cases, but again it seems better to err on the side of paranoia. * * REINDEX calls this with "rel" referencing the index to be rebuilt; here @@ -2136,23 +2136,23 @@ CheckTableNotInUse(Relation rel, const char *stmt) * 3. Scan table(s) to check new constraints, and optionally recopy * the data into new table(s). * Phase 3 is not performed unless one or more of the subcommands requires - * it. The intention of this design is to allow multiple independent + * it. The intention of this design is to allow multiple independent * updates of the table schema to be performed with only one pass over the * data. * - * ATPrepCmd performs phase 1. A "work queue" entry is created for + * ATPrepCmd performs phase 1. A "work queue" entry is created for * each table to be affected (there may be multiple affected tables if the * commands traverse a table inheritance hierarchy). Also we do preliminary * validation of the subcommands, including parse transformation of those * expressions that need to be evaluated with respect to the old table * schema. * - * ATRewriteCatalogs performs phase 2 for each affected table. (Note that + * ATRewriteCatalogs performs phase 2 for each affected table. (Note that * phases 2 and 3 normally do no explicit recursion, since phase 1 already * did it --- although some subcommands have to recurse in phase 2 instead.) * Certain subcommands need to be performed before others to avoid * unnecessary conflicts; for example, DROP COLUMN should come before - * ADD COLUMN. Therefore phase 1 divides the subcommands into multiple + * ADD COLUMN. Therefore phase 1 divides the subcommands into multiple * lists, one for each logical "pass" of phase 2. * * ATRewriteTables performs phase 3 for those tables that need it. @@ -2453,7 +2453,7 @@ ATPrepCmd(List **wqueue, Relation rel, AlterTableCmd *cmd, /* * ATRewriteCatalogs * - * Traffic cop for ALTER TABLE Phase 2 operations. Subcommands are + * Traffic cop for ALTER TABLE Phase 2 operations. Subcommands are * dispatched in a "safe" execution order (designed to avoid unnecessary * conflicts). */ @@ -3628,7 +3628,7 @@ ATExecAddColumn(AlteredTableInfo *tab, Relation rel, * returned by AddRelationNewConstraints, so that the right thing happens * when a datatype's default applies. * - * We skip this step completely for views. For a view, we can only get + * We skip this step completely for views. For a view, we can only get * here from CREATE OR REPLACE VIEW, which historically doesn't set up * defaults, not even for domain-typed columns. And in any case we * mustn't invoke Phase 3 on a view, since it has no storage. @@ -3711,7 +3711,7 @@ add_column_datatype_dependency(Oid relid, int32 attnum, Oid typid) /* * ALTER TABLE SET WITH OIDS * - * Basically this is an ADD COLUMN for the special OID column. We have + * Basically this is an ADD COLUMN for the special OID column. We have * to cons up a ColumnDef node because the ADD COLUMN code needs one. */ static void @@ -4090,7 +4090,7 @@ ATExecSetStorage(Relation rel, const char *colName, Node *newValue) * * DROP COLUMN cannot use the normal ALTER TABLE recursion mechanism, * because we have to decide at runtime whether to recurse or not depending - * on whether attinhcount goes to zero or not. (We can't check this in a + * on whether attinhcount goes to zero or not. (We can't check this in a * static pre-pass because it won't handle multiple inheritance situations * correctly.) */ @@ -4515,7 +4515,7 @@ ATAddCheckConstraint(List **wqueue, AlteredTableInfo *tab, Relation rel, /* * Add a foreign-key constraint to a single table * - * Subroutine for ATExecAddConstraint. Must already hold exclusive + * Subroutine for ATExecAddConstraint. Must already hold exclusive * lock on the rel, and have done appropriate validity checks for it. * We do permissions checks here, however. */ @@ -4640,7 +4640,7 @@ ATAddForeignKeyConstraint(AlteredTableInfo *tab, Relation rel, * * Note that we have to be careful about the difference between the actual * PK column type and the opclass' declared input type, which might be - * only binary-compatible with it. The declared opcintype is the right + * only binary-compatible with it. The declared opcintype is the right * thing to probe pg_amop with. */ if (numfks != numpks) @@ -4854,10 +4854,10 @@ transformColumnNameList(Oid relId, List *colList, * transformFkeyGetPrimaryKey - * * Look up the names, attnums, and types of the primary key attributes - * for the pkrel. Also return the index OID and index opclasses of the + * for the pkrel. Also return the index OID and index opclasses of the * index supporting the primary key. * - * All parameters except pkrel are output parameters. Also, the function + * All parameters except pkrel are output parameters. Also, the function * return value is the number of attributes in the primary key. * * Used when the column list in the REFERENCES specification is omitted. @@ -5644,7 +5644,7 @@ ATPrepAlterColumnType(List **wqueue, ReleaseSysCache(tuple); /* - * The recursion case is handled by ATSimpleRecursion. However, if we are + * The recursion case is handled by ATSimpleRecursion. However, if we are * told not to recurse, there had better not be any child tables; else the * alter would put them out of step. */ @@ -5709,7 +5709,7 @@ ATExecAlterColumnType(AlteredTableInfo *tab, Relation rel, * * We remove any implicit coercion steps at the top level of the old * default expression; this has been agreed to satisfy the principle of - * least surprise. (The conversion to the new column type should act like + * least surprise. (The conversion to the new column type should act like * it started from what the user sees as the stored expression, and the * implicit coercions aren't going to be shown.) */ @@ -5738,7 +5738,7 @@ ATExecAlterColumnType(AlteredTableInfo *tab, Relation rel, * and record enough information to let us recreate the objects. * * The actual recreation does not happen here, but only after we have - * performed all the individual ALTER TYPE operations. We have to save + * performed all the individual ALTER TYPE operations. We have to save * the info before executing ALTER TYPE, though, else the deparser will * get confused. * @@ -5947,7 +5947,7 @@ ATExecAlterColumnType(AlteredTableInfo *tab, Relation rel, heap_close(depRel, RowExclusiveLock); /* - * Here we go --- change the recorded column type. (Note heapTup is a + * Here we go --- change the recorded column type. (Note heapTup is a * copy of the syscache entry, so okay to scribble on.) */ attTup->atttypid = targettype; @@ -6014,7 +6014,7 @@ ATPostAlterTypeCleanup(List **wqueue, AlteredTableInfo *tab) /* * Re-parse the index and constraint definitions, and attach them to the - * appropriate work queue entries. We do this before dropping because in + * appropriate work queue entries. We do this before dropping because in * the case of a FOREIGN KEY constraint, we might not yet have exclusive * lock on the table the constraint is attached to, and we need to get * that before dropping. It's safe because the parser won't actually look @@ -6939,7 +6939,7 @@ copy_relation_data(SMgrRelation src, SMgrRelation dst, log_newpage(&dst->smgr_rnode, forkNum, blkno, page); /* - * Now write the page. We say isTemp = true even if it's not a temp + * Now write the page. We say isTemp = true even if it's not a temp * rel, because there's no need for smgr to schedule an fsync for this * write; we'll do it ourselves below. */ @@ -7099,7 +7099,7 @@ ATExecAddInherit(Relation child_rel, RangeVar *parent) MergeConstraintsIntoExisting(child_rel, parent_rel); /* - * OK, it looks valid. Make the catalog entries that show inheritance. + * OK, it looks valid. Make the catalog entries that show inheritance. */ StoreCatalogInheritance1(RelationGetRelid(child_rel), RelationGetRelid(parent_rel), @@ -8032,7 +8032,7 @@ AtEOXact_on_commit_actions(bool isCommit) * Post-subcommit or post-subabort cleanup for ON COMMIT management. * * During subabort, we can immediately remove entries created during this - * subtransaction. During subcommit, just relabel entries marked during + * subtransaction. During subcommit, just relabel entries marked during * this subtransaction as being the parent's responsibility. */ void |