提交 cf0fe420 authored 作者: Thomas Mueller's avatar Thomas Mueller

Documentation.

上级 8b16b1f2
...@@ -2176,10 +2176,14 @@ OTHER ...@@ -2176,10 +2176,14 @@ OTHER
{ VARCHAR | LONGVARCHAR | VARCHAR2 | NVARCHAR { VARCHAR | LONGVARCHAR | VARCHAR2 | NVARCHAR
| NVARCHAR2 | VARCHAR_CASESENSITIVE} [ ( precisionInt ) ] | NVARCHAR2 | VARCHAR_CASESENSITIVE} [ ( precisionInt ) ]
"," ","
Unicode String. Use two single quotes ('') to create a quote. The maximum precision A Unicode String.
is ""Integer.MAX_VALUE"". The precision is a size constraint; only the actual data is Use two single quotes ('') to create a quote.
persisted. The whole text is kept in memory when using this data type. For large text data CLOB
should be used; see there for details. The maximum precision is ""Integer.MAX_VALUE"".
The precision is a size constraint; only the actual data is persisted.
The whole text is loaded into memory when using this data type.
For large text data CLOB should be used; see there for details.
Mapped to ""java.lang.String"". Mapped to ""java.lang.String"".
"," ","
...@@ -2189,10 +2193,14 @@ VARCHAR(255) ...@@ -2189,10 +2193,14 @@ VARCHAR(255)
"Data Types","VARCHAR_IGNORECASE Type"," "Data Types","VARCHAR_IGNORECASE Type","
VARCHAR_IGNORECASE [ ( precisionInt ) ] VARCHAR_IGNORECASE [ ( precisionInt ) ]
"," ","
Same as VARCHAR, but not case sensitive when comparing. Stored in mixed case. Same as VARCHAR, but not case sensitive when comparing.
The maximum precision is ""Integer.MAX_VALUE"" characters, but the whole text is kept in Stored in mixed case.
memory when using this data type. For large text data CLOB should be used;
see there for details. The maximum precision is ""Integer.MAX_VALUE"".
The precision is a size constraint; only the actual data is persisted.
The whole text is loaded into memory when using this data type.
For large text data CLOB should be used; see there for details.
Mapped to ""java.lang.String"". Mapped to ""java.lang.String"".
"," ","
...@@ -2202,12 +2210,15 @@ VARCHAR_IGNORECASE ...@@ -2202,12 +2210,15 @@ VARCHAR_IGNORECASE
"Data Types","CHAR Type"," "Data Types","CHAR Type","
{ CHAR | CHARACTER | NCHAR } [ ( precisionInt ) ] { CHAR | CHARACTER | NCHAR } [ ( precisionInt ) ]
"," ","
This type is supported for compatibility with other databases and older A Unicode String.
applications. The difference to VARCHAR is that trailing spaces are ignored and This type is supported for compatibility with other databases and older applications.
not persisted. Unicode String. Use two single quotes ('') to create a quote. The difference to VARCHAR is that trailing spaces are ignored and not persisted.
The maximum precision is ""Integer.MAX_VALUE"". The precision is a size constraint;
only the actual data is persisted. The whole text is kept in memory when using The maximum precision is ""Integer.MAX_VALUE"".
this data type. For large text data CLOB should be used; see there for details. The precision is a size constraint; only the actual data is persisted.
The whole text is kept in memory when using this data type.
For large text data CLOB should be used; see there for details.
Mapped to ""java.lang.String"". Mapped to ""java.lang.String"".
"," ","
......
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