»ç¿ëÀÚ ¾È³» ¹× ÂüÁ¶¼­

ST_MLineFromWKB

ST_MLineFromWKB´Â ´ÙÁß ¼±½ºÆ®¸µ À¯ÇüÀÇ Àß ¾Ë·ÁÁø 2Áø Ç¥Çö½Ä ¹× °ø°£ ÂüÁ¶ ½Ã½ºÅÛ ½Äº°ÀÚ¸¦ ÃëÇØ ´ÙÁß ¼±½ºÆ®¸µÀ» ¸®ÅÏÇÕ´Ï´Ù.

±¸¹®

db2gse.ST_MLineFromWKB(WKBMultiLineString Blob(1M), SRID db2gse.coordref)

¸®ÅÏ À¯Çü

db2gse.ST_MultiLineString

¿¹

´ÙÀ½ÀÇ ÄÚµå Á¶°¢Àº °íÀ¯ ID, À̸§ ¹× ¼ö¿ª ´ÙÁß ¼±½ºÆ®¸µÀ» °¡Áø WATERWAYS Å×À̺íÀ» µ¥ÀÌÅÍ »óÁÖ½Ãŵ´Ï´Ù.

WATERWAYS Å×À̺íÀº Å×ÀÌºí¿¡ ÀúÀåµÈ °¢ ÇÏõ°ú °­ ü°è¸¦ ³ªÅ¸³»´Â ID ¹× NAME Ä÷³À¸·Î ÀÛ¼ºµË´Ï´Ù. °­ ¹× ÇÏõ ü°è´Â ÀÚÁÖ ¿©·¯ ¼±½ºÆ®¸µÀÇ ÃѰ谡 µÇ±â ¶§¹®¿¡ WATER Ä÷³Àº ´ÙÁß ¼±½ºÆ®¸µÀÔ´Ï´Ù.

CREATE TABLE WATERWAYS (id        integer,
                              name      varchar(128),
                              water      db2gse.ST_MultiLineString);
 
/* ID, À̸§ ¹× ´ÙÁß ¼±½ºÆ®¸µÀ» »óÁÖ½Ã۱â À§ÇÑ
   SQL¹®À» ÀÛ¼ºÇÕ´Ï´Ù. ¹°À½Ç¥´Â ¸Å°³º¯¼ö Ç¥½Ã¹®ÀÚÀ̸ç, ÀÌ´Â
   ·±Å¸ÀÓ¿¡ °Ë»öµÇ´Â ID, name ¹× water °ªÀ»
   ÁöÁ¤ÇÕ´Ï´Ù. */
strcpy (shp_sql,"insert into WATERWAYS (id,name,water)
values (?,?, db2gse.ST_MLineFromWKB (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 ID °ªÀ» ù¹øÂ° ¸Å°³º¯¼ö¿¡ ¹ÙÀεåÇÕ´Ï´Ù. */
pcbvalue1 = 0;
rc = SQLBindParameter (hstmt, 1, SQL_PARAM_INPUT, SQL_C_SLONG,
   SQL_INTEGER, 0, 0, &id, 0, &pcbvalue1);
 
/* varchar À̸§ °ªÀ» µÎ ¹øÂ° ¸Å°³º¯¼ö¿¡ ¹ÙÀεåÇÕ´Ï´Ù. */
pcbvalue2 = name_len;
rc = SQLBindParameter (hstmt, 2, SQL_PARAM_INPUT, SQL_C_CHAR,
   SQL_CHAR, name_len, 0, &name, name_len, &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, water_shape, blob_len, &pcbvalue3);
 
/* »ðÀÔ¹®À» ½ÇÇàÇÕ´Ï´Ù. */
rc = SQLExecute (hstmt);


[ ÆäÀÌÁöÀÇ ¸Ç À§ | ÀÌÀü ÆäÀÌÁö | ´ÙÀ½ ÆäÀÌÁö | ¸ñÂ÷ | »öÀÎ ]