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Add missing information.
Fix examples for regex operators.
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@ -1,4 +1,4 @@
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<Chapter>
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<Chapter Id="functions">
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<Title>Functions</Title>
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<Abstract>
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@ -74,7 +74,7 @@ are implemented using other <ProductName>Postgres</ProductName> functions.
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<Para>
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<TABLE TOCENTRY="1">
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<TITLE><Acronym>SQL92</Acronym> Text Functions</TITLE>
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<TITLE><Acronym>SQL92</Acronym> String Functions</TITLE>
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<TGROUP COLS="4">
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<THEAD>
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<ROW>
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@ -139,6 +139,12 @@ Some are used internally to implement the SQL92 string functions listed above.
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<ENTRY> char(varchar 'varchar string') </ENTRY>
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</ROW>
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<ROW>
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<ENTRY> initcap(text) </ENTRY>
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<ENTRY> text </ENTRY>
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<ENTRY> first letter of each word to upper case </ENTRY>
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<ENTRY> initcap('thomas') </ENTRY>
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</ROW>
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<ROW>
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<ENTRY> lower(text) </ENTRY>
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<ENTRY> text </ENTRY>
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<ENTRY> convert text to lower case </ENTRY>
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@ -193,6 +199,12 @@ Some are used internally to implement the SQL92 string functions listed above.
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<ENTRY> text(varchar 'varchar string') </ENTRY>
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</ROW>
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<ROW>
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<ENTRY> translate(text,from,to) </ENTRY>
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<ENTRY> text </ENTRY>
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<ENTRY> convert character in string </ENTRY>
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<ENTRY> translate('12345', '1', 'a') </ENTRY>
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</ROW>
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<ROW>
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<ENTRY> varchar(char) </ENTRY>
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<ENTRY> varchar </ENTRY>
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<ENTRY> convert char to varchar type </ENTRY>
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@ -1,4 +1,4 @@
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<Chapter>
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<Chapter Id="operators">
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<Title>Operators</Title>
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<Abstract>
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@ -102,22 +102,22 @@ from numeric types to data/time types.
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<ROW>
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<ENTRY> ~ </ENTRY>
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<ENTRY>Match (regex), case sensitive</ENTRY>
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<ENTRY>'thomas' ~ '*.thomas*.'</ENTRY>
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<ENTRY>'thomas' ~ '.*thomas.*'</ENTRY>
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</ROW>
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<ROW>
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<ENTRY> ~* </ENTRY>
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<ENTRY>Match (regex), case insensitive</ENTRY>
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<ENTRY>'thomas' ~* '*.Thomas*.'</ENTRY>
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<ENTRY>'thomas' ~* '.*Thomas.*'</ENTRY>
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</ROW>
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<ROW>
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<ENTRY> !~ </ENTRY>
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<ENTRY>Does not match (regex), case sensitive</ENTRY>
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<ENTRY>'thomas' !~ '*.Thomas*.'</ENTRY>
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<ENTRY>'thomas' !~ '.*Thomas.*'</ENTRY>
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</ROW>
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<ROW>
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<ENTRY> !~* </ENTRY>
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<ENTRY>Does not match (regex), case insensitive</ENTRY>
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<ENTRY>'thomas' !~ '*.vadim*.'</ENTRY>
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<ENTRY>'thomas' !~ '.*vadim.*'</ENTRY>
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</ROW>
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</TBODY>
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</TGROUP>
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