diff options
Diffstat (limited to 'doc/src/sgml/ref/create_cast.sgml')
| -rw-r--r-- | doc/src/sgml/ref/create_cast.sgml | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/doc/src/sgml/ref/create_cast.sgml b/doc/src/sgml/ref/create_cast.sgml index e8f3e5fabde..3e1c9f22a9c 100644 --- a/doc/src/sgml/ref/create_cast.sgml +++ b/doc/src/sgml/ref/create_cast.sgml @@ -1,4 +1,4 @@ -<!-- $PostgreSQL: pgsql/doc/src/sgml/ref/create_cast.sgml,v 1.23 2006/09/16 00:30:17 momjian Exp $ --> +<!-- $PostgreSQL: pgsql/doc/src/sgml/ref/create_cast.sgml,v 1.24 2007/01/31 23:26:03 momjian Exp $ --> <refentry id="SQL-CREATECAST"> <refmeta> @@ -44,7 +44,7 @@ SELECT CAST(42 AS text); </para> <para> - Two types may be <firstterm>binary compatible</firstterm>, which + Two types can be <firstterm>binary compatible</firstterm>, which means that they can be converted into one another <quote>for free</quote> without invoking any function. This requires that corresponding values use the same internal representation. For @@ -145,7 +145,7 @@ SELECT 'The time is ' || CAST(now() AS text); <listitem> <para> - The function used to perform the cast. The function name may + The function used to perform the cast. The function name can be schema-qualified. If it is not, the function will be looked up in the schema search path. The function's result data type must match the target type of the cast. Its arguments are discussed below. @@ -169,7 +169,7 @@ SELECT 'The time is ' || CAST(now() AS text); <listitem> <para> - Indicates that the cast may be invoked implicitly in assignment + Indicates that the cast can be invoked implicitly in assignment contexts. </para> </listitem> @@ -180,14 +180,14 @@ SELECT 'The time is ' || CAST(now() AS text); <listitem> <para> - Indicates that the cast may be invoked implicitly in any context. + Indicates that the cast can be invoked implicitly in any context. </para> </listitem> </varlistentry> </variablelist> <para> - Cast implementation functions may have one to three arguments. + Cast implementation functions can have one to three arguments. The first argument type must be identical to the cast's source type. The second argument, if present, must be type <type>integer</>; it receives the type |