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LineFromShape

LineFromShapeÀº À¯Çü Á¡ ¸ð¾ç°ú °ø°£ ÂüÁ¶ ½Ã½ºÅÛ ½Äº°ÀÚ¸¦ ÃëÇØ ¶óÀÎ ½ºÆ®¸µÀ» ¸®ÅÏÇÕ´Ï´Ù.

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db2gse.Line FromShape(ShapeLineString Blob(1M), SRID db2gse.coordref)

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db2gse.ST_LineString

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´ÙÀ½ÀÇ ÄÚµå Á¶°¢Àº °¢ ¼Û¼ö°ü¼±ÀÇ °íÀ¯ ID, Å©±â Ŭ·¡½º ¹× ±âÇÏÇÐÀ» °¡Áø SEWERLINES Å×À̺íÀ» »óÁÖ½Ãŵ´Ï´Ù.

CREATE TABLE¹®Àº ¼¼ °³ÀÇ ÇàÀÌ ÀÖ´Â SEWERLINES Å×À̺íÀ» ÀÛ¼ºÇÕ´Ï´Ù. ù¹øÂ° Ä÷³ÀÎ SEWER_ID´Â °¢ ¼Û¼ö°üÀ» °íÀ¯ÇÏ°Ô ½Äº°ÇÕ´Ï´Ù. Á¤¼ö À¯ÇüÀÎ µÎ ¹øÂ° Ä÷³ CLASS´Â ¼Û¼ö°ü¼±ÀÇ À¯ÇüÀ» ³ªÅ¸³»¸ç ÀÌ´Â ÀϹÝÀûÀ¸·Î ÇàÀÇ ¿ë·®°ú ¿¬°üµË´Ï´Ù. ¼±½ºÆ®¸µ À¯ÇüÀÎ ¼¼ ¹øÂ° Ä÷³ SEWER´Â ¼Û¼ö°ü¼±ÀÇ ±âÇÏÇÐÀ» ÀúÀåÇÕ´Ï´Ù.

CREATE TABLE SEWERLINES (sewer_id   integer, class  integer,
                         sewer db2gse.ST_LineString);
 
/* sewer_id, size class ¹× sewer ¼±½ºÆ®¸µÀ» »óÁÖ½Ã۱â À§ÇÑ SQL insert¹®À»
   ÀÛ¼ºÇÕ´Ï´Ù. ¹°À½Ç¥´Â ¸Å°³º¯¼ö Ç¥½Ã¹®ÀÚÀ̸ç,
   ·±Å¸ÀÓ¿¡ °Ë»öµÇ´Â sewer_id, class ¹× sewer ±âÇÏÇÐ °ªÀ»
   ÁöÁ¤ÇÕ´Ï´Ù. */
strcpy (shp_sql,"insert into sewerlines (sewer_id,class,sewer)
values (?,?, db2gse.Line FromShape (cast(? as blob(1m)), 
db2gse.coordref()..srid(0)))");
 
/* SQL¹® Çڵ鿡 ´ëÇÑ ¸Þ¸ð¸®¸¦ ÇÒ´çÇϰí, ¸í·É¹® ÇÚµéÀ»
   ¿¬°á ÇÚµé°ú °áÇÕÇÕ´Ï´Ù. */
rc = SQLAllocStmt (handle, &hstmt);
 
/* ½ÇÇàÇÒ SQL¹®À» ÁغñÇÕ´Ï´Ù. */
rc = SQLPrepare (hstmt, (unsigned char *)shp_sql, SQL_NTS);
 
/* Á¤¼ö Ű °ªÀ» ù¹øÂ° ¸Å°³º¯¼ö¿¡ ¹ÙÀεåÇÕ´Ï´Ù. */
pcbvalue1 = 0;
rc = SQLBindParameter (hstmt, 1, SQL_PARAM_INPUT, SQL_C_SLONG,
     SQL_INTEGER, 0, 0, &sewer_id, 0, &pcbvalue1);
 
/* Á¤¼ö Ŭ·¡½º °ªÀ» µÎ ¹øÂ° ¸Å°³º¯¼ö¿¡ ¹ÙÀεåÇÕ´Ï´Ù. */
pcbvalue2 = 0;
rc = SQLBindParameter (hstmt, 2, SQL_PARAM_INPUT, SQL_C_SLONG,
   SQL_INTEGER, 0, 0, &sewer_class, 0, &pcbvalue2);;
 
/* ¸ð¾çÀ» ¼¼ ¹øÂ° ¸Å°³º¯¼ö·Î ¹ÙÀεåÇÕ´Ï´Ù. */
pcbvalue3 = blob_len;
rc = SQLBindParameter (hstmt, 3, SQL_PARAM_INPUT, SQL_C_BINARY,
     SQL_BLOB, blob_len, 0, sewer_shape, blob_len, &pcbvalue3);
 
/* »ðÀÔ¹®À» ½ÇÇàÇÕ´Ï´Ù. */
rc = SQLExecute (hstmt);


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