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Overview
| Comment: | Enhance the GeoPOLY extension so that it always stores its polygons in the binary format, which is faster and more compact. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
dc35f7b1754a78fa0d70c92754de07bb |
| User & Date: | drh 2018-09-27 20:37:52 |
Context
|
2018-09-27
| ||
| 23:57 | Small performance optimization in the JSON parser of Geopoly. (check-in: fb520e71 user: drh tags: trunk) | |
| 20:37 | Enhance the GeoPOLY extension so that it always stores its polygons in the binary format, which is faster and more compact. (check-in: dc35f7b1 user: drh tags: trunk) | |
| 20:20 | Ensure that the OP_VColumn opcode does set sqlite3_vtab_nochange() unless the OPFLAG_NOCHNG bit is set in P5. Fix for ticket [69d642332d25aa3b7315a6d385] (check-in: 322ab1fc user: drh tags: trunk) | |
Changes
Changes to ext/rtree/geopoly.c.
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int jj;
int nChange = 0;
sqlite3_bind_int64(pUp, 1, cell.iRowid);
assert( pRtree->nAux>=1 );
if( sqlite3_value_nochange(aData[2]) ){
sqlite3_bind_null(pUp, 2);
}else{
sqlite3_bind_value(pUp, 2, aData[2]);
nChange = 1;
}
for(jj=1; jj<pRtree->nAux; jj++){
nChange++;
sqlite3_bind_value(pUp, jj+2, aData[jj+2]);
}
if( nChange ){
|
> > > > > > > | > > |
1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558 1559 1560 1561 1562 1563 1564 1565 1566 1567 |
int jj;
int nChange = 0;
sqlite3_bind_int64(pUp, 1, cell.iRowid);
assert( pRtree->nAux>=1 );
if( sqlite3_value_nochange(aData[2]) ){
sqlite3_bind_null(pUp, 2);
}else{
GeoPoly *p = 0;
if( sqlite3_value_type(aData[2])==SQLITE_TEXT
&& (p = geopolyFuncParam(0, aData[2], &rc))!=0
&& rc==SQLITE_OK
){
sqlite3_bind_blob(pUp, 2, p->hdr, 4+8*p->nVertex, SQLITE_TRANSIENT);
}else{
sqlite3_bind_value(pUp, 2, aData[2]);
}
sqlite3_free(p);
nChange = 1;
}
for(jj=1; jj<pRtree->nAux; jj++){
nChange++;
sqlite3_bind_value(pUp, jj+2, aData[jj+2]);
}
if( nChange ){
|