postgissqlbuilder.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

 <p>
 The featureType, if known, is always requested.
 </p>
 
 <p>
 sql: <code>featureID (,attributeColumn)</code>
 </p>
 
 <p>
 We may need to provide AttributeReaders with a hook so they can request
 a wrapper function.
 </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html#sqlColumns(java.lang.StringBuffer, org.geotools.data.jdbc.fidmapper.FIDMapper, org.geotools.feature.AttributeType[])">sqlColumns</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html" title="interface in org.geotools.data.jdbc">SQLBuilder</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html#sqlColumns(java.lang.StringBuffer, org.geotools.data.jdbc.fidmapper.FIDMapper, org.geotools.feature.AttributeType[])">sqlColumns</A></CODE> in class <CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html" title="class in org.geotools.data.jdbc">DefaultSQLBuilder</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>sql</CODE> - <DD><CODE>mapper</CODE> - <DD><CODE>attributes</CODE> - <DT><B>See Also:</B><DD><CODE>postgisDataStore.SQLBuilder#sqlColumns(java.lang.StringBuffer,
      postgisDataStore.FIDMapper.FIDMapper,
      org.geotools.feature.AttributeType[])</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="sqlFrom(java.lang.StringBuffer, java.lang.String)"><!-- --></A><H3>
sqlFrom</H3>
<PRE>
public void <B>sqlFrom</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/StringBuffer.html" title="class or interface in java.lang">StringBuffer</A>&nbsp;sql,
                    <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;typeName)</PRE>
<DL>
<DD>Consutrcts FROM clause for featureType
 
 <p>
 sql: <code>FROM typeName</code>
 </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html#sqlFrom(java.lang.StringBuffer, java.lang.String)">sqlFrom</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html" title="interface in org.geotools.data.jdbc">SQLBuilder</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html#sqlFrom(java.lang.StringBuffer, java.lang.String)">sqlFrom</A></CODE> in class <CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html" title="class in org.geotools.data.jdbc">DefaultSQLBuilder</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>sql</CODE> - <DD><CODE>typeName</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="sqlWhere(java.lang.StringBuffer, org.geotools.filter.Filter)"><!-- --></A><H3>
sqlWhere</H3>
<PRE>
public void <B>sqlWhere</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/StringBuffer.html" title="class or interface in java.lang">StringBuffer</A>&nbsp;sql,
                     <A HREF="../../../../org/geotools/filter/Filter.html" title="interface in org.geotools.filter">Filter</A>&nbsp;preFilter)
              throws <A HREF="../../../../org/geotools/filter/SQLEncoderException.html" title="class in org.geotools.filter">SQLEncoderException</A></PRE>
<DL>
<DD>Constructs WHERE clause, if needed, for FILTER.
 
 <p>
 sql: <code>WHERE filter encoding</code>
 </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html#sqlWhere(java.lang.StringBuffer, org.geotools.filter.Filter)">sqlWhere</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/jdbc/SQLBuilder.html" title="interface in org.geotools.data.jdbc">SQLBuilder</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html#sqlWhere(java.lang.StringBuffer, org.geotools.filter.Filter)">sqlWhere</A></CODE> in class <CODE><A HREF="../../../../org/geotools/data/jdbc/DefaultSQLBuilder.html" title="class in org.geotools.data.jdbc">DefaultSQLBuilder</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>sql</CODE> - DOCUMENT ME!<DD><CODE>preFilter</CODE> - DOCUMENT ME!
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../../org/geotools/filter/SQLEncoderException.html" title="class in org.geotools.filter">SQLEncoderException</A></CODE> - DOCUMENT ME!</DL>
</DD>
</DL>
<HR>

<A NAME="isWKBEnabled()"><!-- --></A><H3>
isWKBEnabled</H3>
<PRE>
public boolean <B>isWKBEnabled</B>()</PRE>
<DL>
<DD>Returns true if the WKB format is used to transfer geometries, false
 otherwise
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setWKBEnabled(boolean)"><!-- --></A><H3>
setWKBEnabled</H3>
<PRE>
public void <B>setWKBEnabled</B>(boolean&nbsp;enabled)</PRE>
<DL>
<DD>If turned on, WKB will be used to transfer geometry data instead of  WKT
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>enabled</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="isByteaEnabled()"><!-- --></A><H3>
isByteaEnabled</H3>
<PRE>
public boolean <B>isByteaEnabled</B>()</PRE>
<DL>
<DD>Enables the use of the bytea function to transfer faster WKB geometries
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="setByteaEnabled(boolean)"><!-- --></A><H3>
setByteaEnabled</H3>
<PRE>
public void <B>setByteaEnabled</B>(boolean&nbsp;byteaEnable)</PRE>
<DL>
<DD>Enables/disables the use of the bytea function
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>byteaEnable</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="setSchemaEnabled(boolean)"><!-- --></A><H3>
setSchemaEnabled</H3>
<PRE>
public void <B>setSchemaEnabled</B>(boolean&nbsp;schemaEnabled)</PRE>
<DL>
<DD>Enables/disables schema name qualification.
<P>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="isSchemaEnabled()"><!-- --></A><H3>
isSchemaEnabled</H3>
<PRE>
public boolean <B>isSchemaEnabled</B>()</PRE>
<DL>
<DD><DL>

<DT><B>Returns:</B><DD>true if table names are prefixed with the containing schema.</DL>
</DD>
</DL>
<HR>

<A NAME="encodeTableName(java.lang.String)"><!-- --></A><H3>
encodeTableName</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>encodeTableName</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;tableName)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="encodeColumnName(java.lang.String)"><!-- --></A><H3>
encodeColumnName</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>encodeColumnName</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;columnName)</PRE>
<DL>
<DD><DL>
</DL>
</DD>
</DL>
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