diff options
Diffstat (limited to 'mysql-test/main/last_value.result')
| -rw-r--r-- | mysql-test/main/last_value.result | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/mysql-test/main/last_value.result b/mysql-test/main/last_value.result new file mode 100644 index 00000000000..4849effca12 --- /dev/null +++ b/mysql-test/main/last_value.result @@ -0,0 +1,73 @@ +drop table if exists t1; +drop database if exists mysqltest; +CREATE TABLE t1 (a INT, b INT, c INT, d INT); +INSERT INTO t1 VALUES (1,3,0,NULL),(2,2,0,NULL),(3,4,0,NULL),(4,2,0,NULL); +SELECT * FROM t1; +a b c d +1 3 0 NULL +2 2 0 NULL +3 4 0 NULL +4 2 0 NULL +UPDATE t1 SET c=LAST_VALUE(@last_a:=a,@last_b:=b,@last_c:=c,1), d=4211 WHERE c=0 ORDER BY b DESC LIMIT 1; +SELECT @last_a, @last_b, @last_c; +@last_a @last_b @last_c +3 4 0 +SELECT * FROM t1; +a b c d +1 3 0 NULL +2 2 0 NULL +3 4 1 4211 +4 2 0 NULL +DROP TABLE t1; +SELECT LAST_VALUE(@last_a:=1,@last_b:=1); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def LAST_VALUE(@last_a:=1,@last_b:=1) 3 1 1 N 32897 0 63 +LAST_VALUE(@last_a:=1,@last_b:=1) +1 +select @last_b; +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def @last_b 8 20 1 Y 32896 0 63 +@last_b +1 +SELECT LAST_VALUE(@last_a:=1,@last_b:=1.0); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def LAST_VALUE(@last_a:=1,@last_b:=1.0) 246 4 3 N 32897 1 63 +LAST_VALUE(@last_a:=1,@last_b:=1.0) +1.0 +select @last_b; +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def @last_b 246 83 3 Y 32896 38 63 +@last_b +1.0 +SELECT LAST_VALUE(@last_a:=1,@last_b:="hello"); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def LAST_VALUE(@last_a:=1,@last_b:="hello") 253 5 5 N 1 39 8 +LAST_VALUE(@last_a:=1,@last_b:="hello") +hello +select @last_b; +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def @last_b 251 16777215 5 Y 0 39 8 +@last_b +hello +SELECT date(LAST_VALUE(@last_a:=1,@last_b:="2001-02-03")); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def date(LAST_VALUE(@last_a:=1,@last_b:="2001-02-03")) 10 10 10 Y 128 0 63 +date(LAST_VALUE(@last_a:=1,@last_b:="2001-02-03")) +2001-02-03 +select @last_b; +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def @last_b 251 16777215 10 Y 0 39 8 +@last_b +2001-02-03 +SELECT LAST_VALUE(@last_a:=1,@last_b:="2001-02-03",NULL); +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def LAST_VALUE(@last_a:=1,@last_b:="2001-02-03",NULL) 6 0 0 Y 32896 0 63 +LAST_VALUE(@last_a:=1,@last_b:="2001-02-03",NULL) +NULL +select @last_b; +Catalog Database Table Table_alias Column Column_alias Type Length Max length Is_null Flags Decimals Charsetnr +def @last_b 251 16777215 10 Y 0 39 8 +@last_b +2001-02-03 +SELECT LAST_VALUE(); +ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ')' at line 1 |