rdelaage
/
postgresql
mirror of https://git.postgresql.org/git/postgresql.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Properly lowercase identifiers, uppercase keywords, in doc examples

This commit is contained in:
Bruce Momjian 2010-08-11 21:48:51 +00:00
parent c9ae257e23
commit a4a3ef344e
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
doc/src/sgml/syntax.sgml
View File

@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/syntax.sgml,v 1.150 2010/08/05 18:21:17 tgl Exp $ --> <!-- $PostgreSQL: pgsql/doc/src/sgml/syntax.sgml,v 1.151 2010/08/11 21:48:51 momjian Exp $ -->
<chapter id="sql-syntax"> <chapter id="sql-syntax">
<title>SQL Syntax</title> <title>SQL Syntax</title>
@ -56,9 +56,9 @@
<para> <para>
For example, the following is (syntactically) valid SQL input: For example, the following is (syntactically) valid SQL input:
<programlisting> <programlisting>
SELECT * FROM MY_TABLE; SELECT * FROM my_table;
UPDATE MY_TABLE SET A = 5; UPDATE my_table SET a = 5;
INSERT INTO MY_TABLE VALUES (3, 'hi there'); INSERT INTO my_table VALUES (3, 'hi there');
</programlisting> </programlisting>
This is a sequence of three commands, one per line (although this This is a sequence of three commands, one per line (although this
is not required; more than one command can be on a line, and is not required; more than one command can be on a line, and
@ -146,11 +146,11 @@ INSERT INTO MY_TABLE VALUES (3, 'hi there');
</indexterm> </indexterm>
Key words and unquoted identifiers are case insensitive. Therefore: Key words and unquoted identifiers are case insensitive. Therefore:
<programlisting> <programlisting>
UPDATE MY_TABLE SET A = 5; UPDATE my_table SET a = 5;
</programlisting> </programlisting>
can equivalently be written as: can equivalently be written as:
<programlisting> <programlisting>
uPDaTE my_TabLE SeT a = 5; UPDATE my_table SET a = 5;
</programlisting> </programlisting>
A convention often used is to write key words in upper A convention often used is to write key words in upper
case and names in lower case, e.g.: case and names in lower case, e.g.: