Fix collection of typos and grammar mistakes in the tree

This fixes some comments and documentation new as of Postgres 13.

Author: Justin Pryzby
Discussion: https://postgr.es/m/20200408165653.GF2228@telsasoft.com

6 files changed, 14 insertions, 14 deletions

diff --git a/doc/src/sgml/btree.sgml b/doc/src/sgml/btree.sgml
index f02e02b0acc..e9cab4a55dc 100644
--- a/doc/src/sgml/btree.sgml
+++ b/doc/src/sgml/btree.sgml
@@ -685,7 +685,7 @@ equalimage(<replaceable>opcintype</replaceable> <type>oid</type>) returns bool
    Deduplication cannot be used in all cases due to
    implementation-level restrictions.  Deduplication safety is
    determined when <command>CREATE INDEX</command> or
-   <command>REINDEX</command> run.
+   <command>REINDEX</command> is run.
   </para>
   <para>
    Note that deduplication is deemed unsafe and cannot be used in the
diff --git a/doc/src/sgml/catalogs.sgml b/doc/src/sgml/catalogs.sgml
index 386c6d7bd1b..ce33df9e581 100644
--- a/doc/src/sgml/catalogs.sgml
+++ b/doc/src/sgml/catalogs.sgml
@@ -6472,7 +6472,7 @@ SCRAM-SHA-256$<replaceable>&lt;iteration count&gt;</replaceable>:<replaceable>&l
        <xref linkend="sql-analyze"/>.
        A zero value indicates that no statistics should be collected.
        A negative value says to use the system default statistics target.
-       Positive values <structfield>stxstattarget</structfield>
+       Positive values of <structfield>stxstattarget</structfield>
        determine the target number of <quote>most common values</quote>
        to collect.
       </entry>
diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index a0da4aabac0..a71ca624639 100644
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -112,7 +112,7 @@
        For example, <literal>30.1 GB</literal> will be converted
        to <literal>30822 MB</literal> not <literal>32319628902 B</literal>.
        If the parameter is of integer type, a final rounding to integer
-       occurs after any units conversion.
+       occurs after any unit conversion.
       </para>
      </listitem>
 
@@ -6110,8 +6110,8 @@ local0.*    /var/log/postgresql
          unoptimized queries in your applications.
          If this value is specified without units, it is taken as milliseconds.
          Setting this to zero prints all statement durations.
-         Minus-one (the default) disables logging statement durations.
-         Only superusers can change this setting.
+         <literal>-1</literal> (the default) disables logging statement
+         durations. Only superusers can change this setting.
         </para>
 
         <para>
@@ -6162,8 +6162,8 @@ local0.*    /var/log/postgresql
          traffic is too high to log all queries.
          If this value is specified without units, it is taken as milliseconds.
          Setting this to zero samples all statement durations.
-         Minus-one (the default) disables sampling statement durations.
-         Only superusers can change this setting.
+         <literal>-1</literal> (the default) disables sampling statement
+         durations. Only superusers can change this setting.
         </para>
 
         <para>
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index a38387b8c60..12d75b476f3 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -10006,7 +10006,7 @@ gen_random_uuid() returns uuid
    <title>Producing XML Content</title>
 
    <para>
-    A set of functions and function-like expressions are available for
+    A set of functions and function-like expressions is available for
     producing XML content from SQL data.  As such, they are
     particularly suitable for formatting query results into XML
     documents for processing in client applications.
@@ -12360,7 +12360,7 @@ table2-mapping
 
   <note>
    <para>
-    Some of the <literal>jsonb_path_*</literal> functions have the
+    Some of the <literal>jsonb_path_*</literal> functions have a
     <literal>_tz</literal> suffix. These functions have been implemented to
     support comparison of date/time values that involves implicit
     timezone-aware casts. Since operations with time zones are not immutable,
@@ -18795,8 +18795,8 @@ SELECT collation for ('foo' COLLATE "de_DE");
    The functions <function>to_regclass</function>, <function>to_regcollation</function>,
    <function>to_regnamespace</function>, <function>to_regoper</function>,
    <function>to_regoperator</function>, <function>to_regrole</function>,
-   <function>to_regproc</function>, <function>to_regprocedure</function>, and
-   <function>to_regtype</function>, functions translate relation, collation, schema,
+   <function>to_regproc</function>, <function>to_regprocedure</function> and
+   <function>to_regtype</function> translate relation, collation, schema,
    operator, role, function, and type names (given as <type>text</type>) to
    objects of the corresponding <type>reg*</type> type (see <xref
    linkend="datatype-oid"/> about the types).  These functions differ from a
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index c2b3cdabad1..75d2224a61b 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -797,7 +797,7 @@ void PQsetSSLKeyPassHook(PQsslKeyPassHook_type hook);
        its default <function>PQdefaultSSLKeyPassHook</function> handler. The callback
        should determine the password for the key and copy it to result-buffer
        <literal>buf</literal> of size <literal>size</literal>. The string in <literal>
-       buf</literal> must be null-terminated. The calback must return the length of
+       buf</literal> must be null-terminated. The callback must return the length of
        the password stored in <literal>buf</literal> excluding the null terminator.
        On failure, the callback should set <literal>buf[0] = '\0'</literal> and return 0.
        See <function>PQdefaultSSLKeyPassHook</function> in <literal>libpq</literal>'s
diff --git a/doc/src/sgml/ref/pg_validatebackup.sgml b/doc/src/sgml/ref/pg_validatebackup.sgml
index 20d445efb8d..5c626200f68 100644
--- a/doc/src/sgml/ref/pg_validatebackup.sgml
+++ b/doc/src/sgml/ref/pg_validatebackup.sgml
@@ -41,7 +41,7 @@ PostgreSQL documentation
   </para>
 
   <para>
-   It is important to note that that the validation which is performed by
+   It is important to note that the validation which is performed by
    <application>pg_validatebackup</application> does not and can not include
    every check which will be performed by a running server when attempting
    to make use of the backup. Even if you use this tool, you should still
@@ -73,7 +73,7 @@ PostgreSQL documentation
    a <literal>backup_manifest</literal> file in the target directory or
    about anything inside <literal>pg_wal</literal>, even though these
    files won't be listed in the backup manifest. Only files are checked;
-   the presence or absence or directories is not verified, except
+   the presence or absence of directories is not verified, except
    indirectly: if a directory is missing, any files it should have contained
    will necessarily also be missing. 
   </para>