database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-08-01 06:27:03 +03:00
Code Activity

Have sqlite3_stmt_scanstatus_v2() return an NCYCLE value for all loops, not just virtual tables ones. The value returned is the sum of the NCYCLE counts for the various opcodes that move or read data from the table or index cursor associated with the loop.

Browse Source 
FossilOrigin-Name: 9499b2f51e8174c6b8a67840c92ba23b7dd1dc8dc2b91fca0c5dc07b71662149
This commit is contained in:
dan
2022-12-06 18:48:06 +00:00
parent 29226fc023
commit 2adb309ead
7 changed files with 95 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
tool/mkopcodeh.tcl
View File

@ -86,6 +86,7 @@ while {![eof $in]} {
set in3($name) 0
set out2($name) 0
set out3($name) 0
set ncycle($name) 0
for {set i 3} {$i<[llength $line]-1} {incr i} {
switch [string trim [lindex $line $i] ,] {
same {
@ -107,6 +108,7 @@ while {![eof $in]} {
in3 {set in3($name) 1}
out2 {set out2($name) 1}
out3 {set out3($name) 1}
ncycle {set ncycle($name) 1}
}
}
if {$group($name)} {
@ -140,6 +142,7 @@ foreach name {OP_Noop OP_Explain OP_Abortable} {
set in3($name) 0
set out2($name) 0
set out3($name) 0
set ncycle($name) 0
set op($name) -1
set order($nOp) $name
incr nOp
@ -285,6 +288,7 @@ for {set i 0} {$i<=$max} {incr i} {
if {$in3($name)} {incr x 8}
if {$out2($name)} {incr x 16}
if {$out3($name)} {incr x 32}
if {$ncycle($name)} {incr x 64}
}
set bv($i) $x
}
@ -299,6 +303,7 @@ puts "#define OPFLG_IN2 0x04 /* in2: P2 is an input */"
puts "#define OPFLG_IN3 0x08 /* in3: P3 is an input */"
puts "#define OPFLG_OUT2 0x10 /* out2: P2 is an output */"
puts "#define OPFLG_OUT3 0x20 /* out3: P3 is an output */"
puts "#define OPFLG_NCYCLE 0x40 /* ncycle:Cycles count against P1 */"
puts "#define OPFLG_INITIALIZER \173\\"
for {set i 0} {$i<=$max} {incr i} {
if {$i%8==0} {