Capitalization fixes

doc/src/sgml/config.sgml

@@ -259,7 +259,7 @@ SET ENABLE_SEQSCAN TO OFF;
       </indexterm>
       <listitem>
        <para>
-        Specifies the name of an additional process-id (PID) file that the
+        Specifies the name of an additional process-ID (PID) file that the
         server should create for use by server administration programs.
         This parameter can only be set at server start.
        </para>

doc/src/sgml/libpq.sgml

@@ -6116,7 +6116,7 @@ myEventProc(PGEventId evtId, void *evtInfo, void *passThrough)
             break;
         }
 
-        /* unknown event id, just return TRUE. */
+        /* unknown event ID, just return TRUE. */
         default:
             break;
     }
@@ -7553,7 +7553,7 @@ main(int argc, char **argv)
         while ((notify = PQnotifies(conn)) != NULL)
         {
             fprintf(stderr,
-                    "ASYNC NOTIFY of '%s' received from backend pid %d\n",
+                    "ASYNC NOTIFY of '%s' received from backend PID %d\n",
                     notify->relname, notify->be_pid);
             PQfreemem(notify);
             nnotifies++;

doc/src/sgml/plpgsql.sgml

@@ -3174,7 +3174,7 @@ RAISE NOTICE 'Calling cs_create_job(%)', v_job_id;
     and hint:
 <programlisting>
 RAISE EXCEPTION 'Nonexistent ID --> %', user_id
-      USING HINT = 'Please check your user id';
+      USING HINT = 'Please check your user ID';
 </programlisting>
    </para>
 

doc/src/sgml/spi.sgml

@@ -1231,7 +1231,7 @@ Oid SPI_getargtypeid(SPIPlanPtr <parameter>plan</parameter>, int <parameter>argI
 
   <para>
    <function>SPI_getargtypeid</function> returns the OID representing the type
-   id for the <parameter>argIndex</parameter>'th argument of a plan prepared by
+   for the <parameter>argIndex</parameter>'th argument of a plan prepared by
    <function>SPI_prepare</function>. First argument is at index zero.
   </para>
  </refsect1>
@@ -1263,7 +1263,7 @@ Oid SPI_getargtypeid(SPIPlanPtr <parameter>plan</parameter>, int <parameter>argI
  <refsect1>
   <title>Return Value</title>
   <para>
-    The type id of the argument at the given index.
+    The type OID of the argument at the given index.
     If the <parameter>plan</parameter> is <symbol>NULL</symbol> or invalid,
     or <parameter>argIndex</parameter> is less than 0 or
     not less than the number of arguments declared for the

doc/src/sgml/storage.sgml

@@ -121,7 +121,7 @@ last started with</entry>
 
 <row>
  <entry><filename>postmaster.pid</></entry>
- <entry>A lock file recording the current postmaster process id (PID),
+ <entry>A lock file recording the current postmaster process ID (PID),
   cluster data directory path,
   postmaster start timestamp,
   port number,