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>pg_quote</TITLE
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>pg_quote</H1
><DIV
CLASS="REFNAMEDIV"
><A
NAME="AEN1444"
></A
><H2
>Name</H2
>pg_quote -- escapes a string for inclusion into SQL statements
<A
NAME="IX-PGTCL-QUOTE-2"
></A
></DIV
><DIV
CLASS="REFSYNOPSISDIV"
><A
NAME="AEN1449"
></A
><H2
>Synopsis</H2
><PRE
CLASS="SYNOPSIS"
>pg_quote <VAR
CLASS="PARAMETER"
>string</VAR
></PRE
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1452"
></A
><H2
>Description</H2
><P
> <CODE
CLASS="FUNCTION"
>pg_quote</CODE
> quotes a string and escapes single
quotes and backslashes within the string, making it safe for inclusion
into SQL statements.
</P
><P
>If you're doing something like
</P><PRE
CLASS="PROGRAMLISTING"
> pg_exec $conn "insert into foo values ('$name');" </PRE
><P>
and <VAR
CLASS="VARNAME"
>name</VAR
> contains text includeing an unescaped single
quote, such as <TT
CLASS="LITERAL"
>Bob's House</TT
>, the insert will fail.
Passing value strings through <CODE
CLASS="FUNCTION"
>pg_quote</CODE
>
make sure they can be used as values and stuff in PostgreSQL.
</P><PRE
CLASS="PROGRAMLISTING"
> pg_exec $conn "insert into foo values ([pg_quote $name]);" </PRE
><P>
...will make sure that any special characters that occur in name, such as
single quote or backslash, will be properly quoted.
</P
></DIV
><DIV
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><A
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></A
><H2
>Arguments</H2
><P
></P
><DIV
CLASS="VARIABLELIST"
><DL
><DT
><VAR
CLASS="PARAMETER"
>string</VAR
></DT
><DD
><P
> The string to be escaped.
</P
></DD
></DL
></DIV
></DIV
><DIV
CLASS="REFSECT1"
><A
NAME="AEN1470"
></A
><H2
>Return Value</H2
><P
> Returns the string, escaped for inclusion into SQL queries. Note that
it adds a set of single quotes around the outside of the string as well.
</P
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