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| 1 # 2016-08-18 |
| 2 # |
| 3 # The author disclaims copyright to this source code. In place of |
| 4 # a legal notice, here is a blessing: |
| 5 # |
| 6 # May you do good and not evil. |
| 7 # May you find forgiveness for yourself and forgive others. |
| 8 # May you share freely, never taking more than you give. |
| 9 # |
| 10 #*********************************************************************** |
| 11 # The focus of this file is vector assignments in the SET clause of |
| 12 # an UPDATE statement. |
| 13 # |
| 14 |
| 15 set testdir [file dirname $argv0] |
| 16 source $testdir/tester.tcl |
| 17 set ::testprefix rowvalue7 |
| 18 |
| 19 do_execsql_test 1.1 { |
| 20 CREATE TABLE t1(a,b,c,d); |
| 21 CREATE INDEX t1x ON t1(a,b); |
| 22 INSERT INTO t1(a,b,c,d) VALUES(1,2,0,0),(3,4,0,0),(5,6,0,0); |
| 23 CREATE TABLE t2(w,x,y,z); |
| 24 CREATE INDEX t2x ON t2(w,x); |
| 25 INSERT INTO t2(w,x,y,z) VALUES(1,2,11,22),(8,9,88,99),(3,5,33,55),(5,6,55,66); |
| 26 |
| 27 SELECT *,'|' FROM t1 ORDER BY a; |
| 28 } {1 2 0 0 | 3 4 0 0 | 5 6 0 0 |} |
| 29 |
| 30 do_execsql_test 1.2 { |
| 31 UPDATE t1 SET (c,d) = (SELECT y,z FROM t2 WHERE (w,x)=(a,b)); |
| 32 SELECT *,'|' FROM t1 ORDER BY a; |
| 33 } {1 2 11 22 | 3 4 {} {} | 5 6 55 66 |} |
| 34 |
| 35 do_execsql_test 1.3 { |
| 36 UPDATE t1 SET (c,d) = (SELECT y,z FROM t2 WHERE w=a); |
| 37 SELECT *,'|' FROM t1 ORDER BY a; |
| 38 } {1 2 11 22 | 3 4 33 55 | 5 6 55 66 |} |
| 39 |
| 40 do_execsql_test 1.4 { |
| 41 UPDATE t1 SET (c) = 99 WHERE a=3; |
| 42 SELECT *,'|' FROM t1 ORDER BY a; |
| 43 } {1 2 11 22 | 3 4 99 55 | 5 6 55 66 |} |
| 44 |
| 45 do_execsql_test 1.5 { |
| 46 UPDATE t1 SET b = 8, (c,d) = (SELECT 123,456) WHERE a=3; |
| 47 SELECT *,'|' FROM t1 ORDER BY a; |
| 48 } {1 2 11 22 | 3 8 123 456 | 5 6 55 66 |} |
| 49 |
| 50 do_catchsql_test 2.1 { |
| 51 UPDATE t1 SET (c,d) = (SELECT x,y,z FROM t2 WHERE w=a); |
| 52 } {1 {2 columns assigned 3 values}} |
| 53 |
| 54 do_catchsql_test 2.2 { |
| 55 UPDATE t1 SET (b,c,d) = (SELECT x,y FROM t2 WHERE w=a); |
| 56 } {1 {3 columns assigned 2 values}} |
| 57 |
| 58 finish_test |
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