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Fix WITHOUT ROWID table handing in sqlite3_analyzer.

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FossilOrigin-Name: 937e0fe7008c0f76b6a584180df9a9457166a0b1
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dan
2015-02-09 17:46:11 +00:00
parent 63f845734e
commit 9fab5ed01f
3 changed files with 35 additions and 16 deletions
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35
tool/spaceanal.tcl
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@ -4,6 +4,24 @@
#
if {[catch {
# Argument $tname is the name of a table within the database opened by
# database handle [db]. Return true if it is a WITHOUT ROWID table, or
# false otherwise.
#
proc is_without_rowid {tname} {
set t [string map {' ''} $tname]
db eval "PRAGMA index_list = '$t'" o {
if {$o(origin) == "pk"} {
set n $o(name)
if {0==[db one { SELECT count(*) FROM sqlite_master WHERE name=$n }]} {
return 1
}
}
}
return 0
}
# Get the name of the database to analyze
#
proc usage {} {
@ -167,20 +185,21 @@ set sql { SELECT name, tbl_name FROM sqlite_master WHERE rootpage>0 }
foreach {name tblname} [concat sqlite_master sqlite_master [db eval $sql]] {
set is_index [expr {$name!=$tblname}]
set idx_btree [expr {$is_index || [is_without_rowid $name]}]
db eval {
SELECT
sum(ncell) AS nentry,
sum(isleaf(pagetype, $is_index) * ncell) AS leaf_entries,
sum(isleaf(pagetype, $idx_btree) * ncell) AS leaf_entries,
sum(payload) AS payload,
sum(isoverflow(pagetype, $is_index) * payload) AS ovfl_payload,
sum(isoverflow(pagetype, $idx_btree) * payload) AS ovfl_payload,
sum(path LIKE '%+000000') AS ovfl_cnt,
max(mx_payload) AS mx_payload,
sum(isinternal(pagetype, $is_index)) AS int_pages,
sum(isleaf(pagetype, $is_index)) AS leaf_pages,
sum(isoverflow(pagetype, $is_index)) AS ovfl_pages,
sum(isinternal(pagetype, $is_index) * unused) AS int_unused,
sum(isleaf(pagetype, $is_index) * unused) AS leaf_unused,
sum(isoverflow(pagetype, $is_index) * unused) AS ovfl_unused,
sum(isinternal(pagetype, $idx_btree)) AS int_pages,
sum(isleaf(pagetype, $idx_btree)) AS leaf_pages,
sum(isoverflow(pagetype, $idx_btree)) AS ovfl_pages,
sum(isinternal(pagetype, $idx_btree) * unused) AS int_unused,
sum(isleaf(pagetype, $idx_btree) * unused) AS leaf_unused,
sum(isoverflow(pagetype, $idx_btree) * unused) AS ovfl_unused,
sum(pgsize) AS compressed_size
FROM temp.dbstat WHERE name = $name
} break