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174b619591
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822 Commits

Author SHA1 Message Date
drh
174b619591 Honor ORDER BY clauses in VIEWs. Ticket #193. (CVS 792) 
FossilOrigin-Name: dbf7893234a6c5d6bb2d931e52080bb05784c0c9
 2002-12-03 02:22:52 +00:00
drh
da47d7748f Change to the pager to avoid opening journal files unnecessarily. This can 
sometimes results in a significant speed improvement. (CVS 791)

FossilOrigin-Name: fa5c042585c601449ede7319d0c5993cd8ba75a4
 2002-12-02 04:25:19 +00:00
drh
d0d006e29c Fixed large file support under Linux. I'm unable to test under Windows. 
Ticket #191. (CVS 790)

FossilOrigin-Name: 9864a1265b5a37c12b0dd8446d81b84c5a3acc43
 2002-12-01 02:00:57 +00:00
drh
86bc1c8273 Add the "space_used.tcl" script to the tools directory. This script is used 
to measure how much disk space is used by each table and index of a database. (CVS 789)

FossilOrigin-Name: 83b2c27a568cd67cd5162d513766b23ff9fc2227
 2002-11-24 14:52:27 +00:00
drh
58f391b36f Automatically determine if pointers are 4 or 8 bytes in size during the 
compilation process.  Ticket #190. (CVS 788)

FossilOrigin-Name: dd5396a73a782b6abe9da3de43a5ee11e0dddbb2
 2002-11-20 11:55:18 +00:00
drh
7cdbd32c8e Get the new large file code working with the Borland compiler. Ticket #195. (CVS 787) 
FossilOrigin-Name: da4a79e2891aa81e2e6d96689f99b3924f940dd5
 2002-11-20 11:07:59 +00:00
drh
7d686b2d57 Remove extra </TD> from HTML output. Ticket #189. (CVS 786) 
FossilOrigin-Name: dc5d9c129c566bf57d108b824ba486cfe070dda6
 2002-11-11 13:56:47 +00:00
drh
4d9ef4c4ef Back out the changes in the pager that sorted pages prior to writing them 
to the database.  Additional measurements showed no performance gains. (CVS 785)

FossilOrigin-Name: 745d66395daf5cb8463305bbc9e4219534d2b7cf
 2002-11-11 01:04:47 +00:00
drh
32c05e993f Replace the atoi() library routine with a faster home-grown version in the 
VDBE.  This gives a dramatic speed improvement for some kinds of queries. (CVS 784)

FossilOrigin-Name: 263a8ca40f7ff66fbdcb43bf9032391d5b1e68bd
 2002-11-11 00:05:42 +00:00
drh
03eb96a7b2 Two optimizations to the pager: (1) Write dirty pages back to the database 
file in order and (2) Keep a separate list of in-memory pages that are in
the checkpoint journal in order to speed a checkpoint commit. (CVS 783)

FossilOrigin-Name: a6ef6657a4377684dc2fce7be2bbf009fd2d2f37
 2002-11-10 23:32:56 +00:00
drh
8766c34348 Try to better detect when the library is compiled for large file support (LFS) 
but the support is not available in the host OS kernel. (CVS 782)

FossilOrigin-Name: a29d60ecc5ee3f535142a81f56eecbef7875ef22
 2002-11-09 00:33:15 +00:00
drh
829e802992 Add large file support to Windows. Change large file support for Unix so 
that it compiles automatically - without requiring special options on the
compiler command line. (CVS 781)

FossilOrigin-Name: 2008b56fe11e49d52e28f47d14ccd70504e6c094
 2002-11-06 14:08:11 +00:00
drh
20e9ab16d8 Changes to include files so that the >2GB file patch will compile under BSD. (CVS 780) 
FossilOrigin-Name: 81bb1aed5e9094a9655bd03614bb111d79896928
 2002-11-06 00:59:44 +00:00
drh
f87e9de4c4 Update the FAQ to explain how to enable large file support. (CVS 779) 
FossilOrigin-Name: 4caf624e9061fe7489a8e3c6892975036a2272d5
 2002-11-05 23:24:38 +00:00
drh
28be87c7c4 Add support for databases larger than 2GB under Unix. Must be compiled 
with -D_FILE_OFFSET_BITS=64 and -D_LARGEFILE_SOURCE in order to work with
larger databases. (CVS 778)

FossilOrigin-Name: a3f67fe9121ca4655510094fe775b8603a87800e
 2002-11-05 23:03:02 +00:00
drh
647cb0e159 Add the sqlite_version() SQL function as a built-in. (CVS 777) 
FossilOrigin-Name: 7c8c0e7633dca00bde7bc7c22075f688c034c200
 2002-11-04 19:32:25 +00:00
drh
7bc09d3111 Improvements in threadtest.c (for Unix) and some minor bug fixes that result 
from the better testing. (CVS 776)

FossilOrigin-Name: 326e0983c34b584a3c4a2300399bff0a8281b9f8
 2002-11-01 01:55:36 +00:00
drh
194a7b6469 Version 2.7.3 (CVS 775) 
FossilOrigin-Name: 4051dbdb0552620eaff2ccef02f64a2ff97a8dfb
 2002-10-31 00:15:10 +00:00
drh
1f3e905cd0 Fix an assert that might fail if malloc() fails. (CVS 774) 
FossilOrigin-Name: 8ad018944c3aa8f58e1c68b1fa634ef922d6476f
 2002-10-31 00:09:39 +00:00
drh
bd1edfa321 Bump the version number prior to the release of version 2.7.3. (CVS 773) 
FossilOrigin-Name: bc7c7d87e550c786d5bdb4169a0ad75db3fb066a
 2002-10-30 23:04:27 +00:00
drh
38dd0b4ff0 In the VDBE, check to make sure a set has been initialized before using it. 
Ticket #185. (CVS 772)

FossilOrigin-Name: 8c4cbdd05517e91879a0f2c4559d0f0518d2385b
 2002-10-30 22:42:58 +00:00
drh
1f16230b5c Minimal support for oracle8 outer join syntax. (CVS 771) 
FossilOrigin-Name: 31df3690d0fe4bd4a293cbe8ca9a26c98c3ed3ce
 2002-10-27 19:35:33 +00:00
drh
6977fea801 Correctly handle column names and string constants in parentheses. 
Fix for ticket #179. (CVS 770)

FossilOrigin-Name: 3b68aa25c451b7c09ece457ac2b70a9a5d93508a
 2002-10-22 23:38:04 +00:00
drh
e958bb4aef Take care to track ephemeral strings in the VDBE and make copies of ephemeral 
strings that need to be preserved.  Ticket #177. (CVS 769)

FossilOrigin-Name: 562da534bbb605a8ce15824135b012ef2d86bbeb
 2002-10-22 15:04:34 +00:00
drh
edbbbdf8f7 Rework the changes for ticket #176 (check-ins (760) and (761)) to be 
more consistent with the rest of the source code. (CVS 768)

FossilOrigin-Name: f50a177b4239bc7a83563ac9361e830ec04e81fb
 2002-10-20 18:19:45 +00:00
drh
3c2007a546 The "table_info" pragma reports unspecified column types as "numeric" instead 
of "text".  Fix for ticket #174. (CVS 767)

FossilOrigin-Name: 395ab5fac201a37d6eca833ffd6f58ac8a0121a2
 2002-10-20 16:00:27 +00:00
drh
275ed72c9b Export the sqlite_function_type function from windows DLLs. Ticket #173. (CVS 766) 
FossilOrigin-Name: d5470dfe102ef9b1dac3b15a2f5cc225e3c26129
 2002-10-20 15:55:01 +00:00
drh
315555ca50 Work around a bug in the Borland C compiler. Ticket #172. (CVS 765) 
FossilOrigin-Name: 3ef2925650bfbeb4ee5dbd0aaf8e606fc4cd2be1
 2002-10-20 15:53:03 +00:00
drh
2678058853 Make sure malloc(0) always returns NULL. Fix for ticket #171. (CVS 764) 
FossilOrigin-Name: 4622b7ce8f4727a6405ddf4f0af701db86da86bf
 2002-10-20 15:46:22 +00:00
drh
32fbe342db Speed improvement by avoiding a call to sqliteBtreeLast() when inserting a 
new row into a table. (CVS 763)

FossilOrigin-Name: d0af59fe6b9d5d026786e7cce1c49c208a0335cc
 2002-10-19 20:16:37 +00:00
drh
906bf2a316 Fix the URL for pointing to MinGW on the homepage. (CVS 762) 
FossilOrigin-Name: 16aad98aad4d8dd4a8400cdee32004b8c4785d60
 2002-10-19 20:13:51 +00:00
mike
16aaf451b7 Minor coding fix in getting the windows platform version, when multithreading (CVS 761) 
FossilOrigin-Name: b53ab71d074ada47ce22bd161f6aee24587302af
 2002-10-17 09:01:31 +00:00
mike
710dcfbde5 fix for locking in Windows (CVS 760) 
FossilOrigin-Name: 83add34f64895a4b465881213eba82f3b1f5c964
 2002-10-17 00:38:54 +00:00
drh
f1f0fa0769 Remove the call to srand() and add better comments to the sqliteOsRandomSeed() 
routine.  Ticket #163. (CVS 759)

FossilOrigin-Name: d87a886d8f63f54466848151e2b0e8565b338593
 2002-10-12 13:43:59 +00:00
drh
c8f8b632c3 Fix a bug in the left outer join logic. (CVS 758) 
FossilOrigin-Name: 6c0f44bd6374010f7a4a091e585eb36e0665f96f
 2002-09-30 12:36:26 +00:00
drh
294fb92b50 Fix an uninitialized variable that could cause problems when comparing 
two NULLs. (CVS 757)

FossilOrigin-Name: 015425001813971f6d4c97c18d64c7f14fa1955f
 2002-09-30 01:31:21 +00:00
drh
c4ca897b9a Version 2.7.2 (CVS 756) 
FossilOrigin-Name: 59ba43449a53fb32e2dd4259285af8b4206c298a
 2002-09-25 19:50:17 +00:00
drh
d042ddb31b Bump the version number to 2.7.2. (CVS 755) 
FossilOrigin-Name: a164528e8c6df3569ab178a3b737744dcccb64e7
 2002-09-25 19:26:59 +00:00
drh
a226d05408 Bug fix: When multiple SQL statements were passed into a single sqlite_exec() call, execution speed would decrease for each statement executed because VDBE cursors were not being reused. Now the cursors are reused and execution time is linear. (CVS 754) 
FossilOrigin-Name: b0d27a377a9f6134f81108fe45c8c868ab4d4411
 2002-09-25 19:04:07 +00:00
drh
df68f6b768 Make sure memory malloced() for structures is aligned on an even byte boundry. 
Solaris segfaults otherwise. (CVS 753)

FossilOrigin-Name: 14ebe30bf5937effdc388e23e998ba1a34fb0a29
 2002-09-21 15:57:57 +00:00
drh
3e56c04c4e Fix a bug in the OP_MemStore operator of the VDBE. A realloc() might 
occur but pointer to the old buffer were not being moved over to
the new buffer. (CVS 752)

FossilOrigin-Name: 29145746f34438bd830c763872c5e82572150357
 2002-09-17 03:20:46 +00:00
drh
995d71b715 Modify the sqlite_encode_binary() routine to return the strlen() of the 
encoded string.  Also fix a bug that occurs when attempting to encode
a zero-length buffer. (CVS 751)

FossilOrigin-Name: f12c3a25ba5408c2a7c846a9f160416fd188cd26
 2002-09-16 11:44:05 +00:00
drh
cabb081971 Do not put a write lock on the main database file when writing to a temporary 
table. (CVS 750)

FossilOrigin-Name: 3f253afe15d4f7392555f340a41d780d1248087f
 2002-09-14 13:47:32 +00:00
drh
41a3bd0a01 Rename all tests so that the first part of the test name corresponds to the 
file that contains that test.  This makes it much easier to find a particular
test after it fail. (CVS 749)

FossilOrigin-Name: 6cb80ae10af60863cc25c22a6442ba1d43b7409c
 2002-09-14 12:04:56 +00:00
drh
6eba16f3d7 Update the SQL language documentation to talk about SELECT DISTINCT. (CVS 748) 
FossilOrigin-Name: ef7116751ddc4e82228c115b0a332ffb47a22ae5
 2002-09-12 14:08:32 +00:00
drh
ac82fcf5f0 Fix for ticket #147: Honor the ORDER BY and LIMIT clauses in a SELECT even 
if the destination of that SELECT is a subroutine call. (CVS 747)

FossilOrigin-Name: 23fe36c7e88282f6d1b7547ab892ea88f0e65262
 2002-09-08 17:23:41 +00:00
drh
85a1c4a609 Modify the build process so that the VDBE opcode numbers and the table 
that contains the opcode names are both automatically generated. This makes
it much easier to create new VDBE opcodes. (CVS 1727)

FossilOrigin-Name: c4f0bb02387a6e6f254320e1e5eef3d5d8a3c538
 2002-09-08 00:04:54 +00:00
drh
8f619ccd3c Modify the build process so that the VDBE opcode numbers and the table 
that contains the opcode names are both automatically generated. This makes
it much easier to create new VDBE opcodes. (CVS 746)

FossilOrigin-Name: eb54d455b0325d3be96daf6c220c4ee3e0da1a85
 2002-09-08 00:04:50 +00:00
drh
8c90ebb0e2 Fix a memory leak that occurred when sqlite_open() failed. (CVS 745) 
FossilOrigin-Name: a876021304a5de7ede1bf835971da7e328d1af07
 2002-09-05 23:21:37 +00:00
drh
96ddd6db58 Rewind the checkpoint journal after each statement to avoid allowing 
the file to become too large. (CVS 744)

FossilOrigin-Name: f4288520dfd1587446e50fa7ef23f75f6f63a7cf
 2002-09-05 19:10:33 +00:00