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| author | Bruce Momjian <bruce@momjian.us> | 2010-03-03 22:28:42 +0000 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2010-03-03 22:28:42 +0000 |
| commit | ea066f87c3e98166639d9f08a15d5b551f62d3ed (patch) | |
| tree | 3596f967f274a3f8fba06ffe85d1f1803a0f2f40 /doc/src | |
| parent | 61d75116a72329ba50cb9e89379eaf5ceab02419 (diff) | |
| download | postgresql-ea066f87c3e98166639d9f08a15d5b551f62d3ed.tar.gz postgresql-ea066f87c3e98166639d9f08a15d5b551f62d3ed.zip | |
Document that "Q" is ignored by to_date and to_timestamp. Add C comment
about the behavior.
Document that quotes in to_date, to_timestamp, to_number skip input
characters.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 689cd34e93b..38350c1bd35 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.506 2010/02/23 16:14:25 momjian Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/func.sgml,v 1.507 2010/03/03 22:28:42 momjian Exp $ --> <chapter id="functions"> <title>Functions and Operators</title> @@ -5089,7 +5089,7 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})'); </row> <row> <entry><literal>Q</literal></entry> - <entry>quarter</entry> + <entry>quarter (ignored by <function>to_date</> and <function>to_timestamp</>)</entry> </row> <row> <entry><literal>RM</literal></entry> @@ -5209,7 +5209,10 @@ SELECT SUBSTRING('XY1234Z', 'Y*?([0-9]{1,3})'); even if it contains pattern key words. For example, in <literal>'"Hello Year "YYYY'</literal>, the <literal>YYYY</literal> will be replaced by the year data, but the single <literal>Y</literal> in <literal>Year</literal> - will not be. + will not be. In <function>to_date</>, <function>to_number</>, + and <function>to_timestamp</>, double-quoted strings skip the number of + input characters contained in the string, e.g. <literal>"XX"</> + skips two input characters. </para> </listitem> |