diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index b669ab7f977..b39f97dc8de 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -3426,7 +3426,7 @@ SELECT NOT(ROW(table.*) IS NOT NULL) FROM TABLE; -- detect at least one null in <primary>regexp_replace</primary> </indexterm> <function>regexp_replace</function> ( <parameter>string</parameter> <type>text</type>, <parameter>pattern</parameter> <type>text</type>, <parameter>replacement</parameter> <type>text</type> - [, <parameter>flags</parameter> <type>text</type> ] ) + <optional>, <parameter>flags</parameter> <type>text</type> </optional> ) <returnvalue>text</returnvalue> </para> <para> @@ -3445,8 +3445,8 @@ SELECT NOT(ROW(table.*) IS NOT NULL) FROM TABLE; -- detect at least one null in <entry role="func_table_entry"><para role="func_signature"> <function>regexp_replace</function> ( <parameter>string</parameter> <type>text</type>, <parameter>pattern</parameter> <type>text</type>, <parameter>replacement</parameter> <type>text</type>, <parameter>start</parameter> <type>integer</type> - [, <parameter>N</parameter> <type>integer</type> - [, <parameter>flags</parameter> <type>text</type> ] ] ) + <optional>, <parameter>N</parameter> <type>integer</type> + <optional>, <parameter>flags</parameter> <type>text</type> </optional> </optional> ) <returnvalue>text</returnvalue> </para> <para> @@ -6117,13 +6117,13 @@ SELECT col1, (SELECT regexp_matches(col2, '(bar)(beque)')) FROM tab; It has the syntax <function>regexp_replace</function>(<replaceable>string</replaceable>, <replaceable>pattern</replaceable>, <replaceable>replacement</replaceable> - <optional>, <replaceable>start</replaceable> + <optional>, <replaceable>flags</replaceable> </optional>) + or + <function>regexp_replace</function>(<replaceable>string</replaceable>, + <replaceable>pattern</replaceable>, <replaceable>replacement</replaceable>, + <replaceable>start</replaceable> <optional>, <replaceable>N</replaceable> - </optional></optional> - <optional>, <replaceable>flags</replaceable> </optional>). - (Notice that <replaceable>N</replaceable> cannot be specified - unless <replaceable>start</replaceable> is, - but <replaceable>flags</replaceable> can be given in any case.) + <optional>, <replaceable>flags</replaceable> </optional></optional>). The source <replaceable>string</replaceable> is returned unchanged if there is no match to the <replaceable>pattern</replaceable>. If there is a match, the <replaceable>string</replaceable> is returned with the |