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CLI .import can auto-rename non-unique column names when it creates a new table

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FossilOrigin-Name: 4b5d07ea7e6f5d6f1279c88bc474ee4bc8bd2cebe38a268f211f47e44569e4b1
This commit is contained in:
larrybr
2022-02-14 18:55:19 +00:00
parent 9a4e88604c 3363386145
commit 7d5113f0a3
5 changed files with 297 additions and 22 deletions
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49
test/shell5.test
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@@ -476,4 +476,53 @@ CREATE TABLE t8(a, b, c);
db eval { SELECT * FROM t8 }
} {1 2 3}
#----------------------------------------------------------------------------
# Tests for the shell automatic column rename.
#
# Import columns containing duplicates
do_test shell5-5.1 {
set out [open shell5.csv w]
fconfigure $out -translation lf
puts $out {"","x","x","y","z","z_0","z_5","z"}
puts $out {0,"x2","x3","y4","z5","z6","z7","z8"}
close $out
forcedelete test.db
catchcmd test.db {.import -csv shell5.csv t1
.mode line
SELECT * FROM t1;}
} {1 { ? = 0
x_02 = x2
x_03 = x3
y = y4
z_05 = z5
z_0 = z6
z_5 = z7
z_08 = z8
Columns renamed during .import shell5.csv due to duplicates:
"x" to "x_02",
"x" to "x_03",
"z" to "z_05",
"z" to "z_08"}}
do_test shell5-5.1 {
set out [open shell5.csv w]
fconfigure $out -translation lf
puts $out {"COW","cow","CoW","cOw"}
puts $out {"uuu","lll","ulu","lul"}
close $out
forcedelete test.db
catchcmd test.db {.import -csv shell5.csv t1
.mode line
SELECT * FROM t1;}
} {1 {COW_1 = uuu
cow_2 = lll
CoW_3 = ulu
cOw_4 = lul
Columns renamed during .import shell5.csv due to duplicates:
"COW" to "COW_1",
"cow" to "cow_2",
"CoW" to "CoW_3",
"cOw" to "cOw_4"}}
finish_test