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3 | 3 | <sect2 id="pg-varaibles-introduction"> |
4 | 4 | <title>Introduction</title> |
5 | 5 | <para> |
6 | | - The <emphasis role="strong">pg_variables</emphasis> module |
| 6 | + The <filename>pg_variables</filename> module |
7 | 7 | provides functions to work with variables of various types. |
8 | 8 | Created variables live only in the current user session. |
9 | 9 | </para> |
@@ -497,8 +497,7 @@ SELECT pgv_get_int('vars', 'int2'); |
497 | 497 | (1 row) |
498 | 498 | </programlisting> |
499 | 499 | <para> |
500 | | - Let's assume we have a <emphasis role="strong">tab</emphasis> |
501 | | - table: |
| 500 | + Let's assume we have a <varname>tab</varname> table: |
502 | 501 | </para> |
503 | 502 | <programlisting> |
504 | 503 | CREATE TABLE tab (id int, t varchar); |
@@ -567,7 +566,7 @@ SELECT * FROM pgv_stats() order by package; |
567 | 566 | (1 row) |
568 | 567 | </programlisting> |
569 | 568 | <para> |
570 | | - You can delete variables orhole packages: |
| 569 | + You can delete variables orwhole packages: |
571 | 570 | </para> |
572 | 571 | <programlisting> |
573 | 572 | SELECT pgv_remove('vars', 'int1'); |
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