448 lines
15 KiB
Plaintext
448 lines
15 KiB
Plaintext
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taos> select POSITION('北' IN '北京涛思')
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position('北' in '北京涛思') |
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====================================
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1 |
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taos> select POSITION('涛思' IN '北京涛思')
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position('涛思' in '北京涛思') |
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=======================================
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3 |
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taos> select POSITION('a' IN 'abcd')
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position('a' in 'abcd') |
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==========================
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1 |
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taos> select POSITION('e' IN 'abcd')
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position('e' in 'abcd') |
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==========================
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0 |
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taos> select POSITION('好，' IN 'hello,world.你好，世界。')
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position('好，' in 'hello,world.你好，世界。') |
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=========================================================
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14 |
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taos> select POSITION('，你' IN 'hello,world.你好，世界。')
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position('，你' in 'hello,world.你好，世界。') |
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=========================================================
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0 |
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taos> select POSITION('world' IN 'hello,world.你好，世界。')
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position('world' in 'hello,world.你好，世界。') |
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========================================================
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7 |
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taos> select POSITION('aaa' IN 'aaaaaaaaa')
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position('aaa' in 'aaaaaaaaa') |
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=================================
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1 |
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taos> select POSITION(CONCAT('a','b','c') IN CONCAT('abc','def','ghi'))
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position(concat('a','b','c') in concat('abc','def','ghi')) |
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=============================================================
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1 |
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taos> select POSITION(CONCAT('a','b','d') IN CONCAT('abc','def','ghi'))
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position(concat('a','b','d') in concat('abc','def','ghi')) |
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=============================================================
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0 |
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taos> select POSITION(nch2 IN nch1) from ts_4893.meters where POSITION(nch2 IN nch1) != 0 order by ts limit 5
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position(nch2 in nch1) |
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=========================
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taos> select POSITION(nch2 IN nch1) from ts_4893.meters order by ts limit 5
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position(nch2 in nch1) |
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=========================
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taos> select POSITION(var2 IN var1) from ts_4893.meters where POSITION(var2 IN var1) != 0 order by ts limit 5
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position(var2 in var1) |
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=========================
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taos> select POSITION(var2 IN var1) from ts_4893.meters order by ts limit 5
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position(var2 in var1) |
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=========================
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taos> select POSITION(var2 IN nch1) from ts_4893.meters where POSITION(var2 IN nch1) != 0 order by ts limit 5
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position(var2 in nch1) |
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=========================
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taos> select POSITION(var2 IN nch1) from ts_4893.meters order by ts limit 5
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position(var2 in nch1) |
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=========================
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taos> select POSITION(nch2 IN var1) from ts_4893.meters where POSITION(nch2 IN var1) != 0 order by ts limit 5
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position(nch2 in var1) |
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=========================
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taos> select POSITION(nch2 IN var1) from ts_4893.meters order by ts limit 5
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position(nch2 in var1) |
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=========================
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taos> select POSITION('a' IN nch1) from ts_4893.meters where POSITION('a' IN nch1) != 0 order by ts limit 5
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position('a' in nch1) |
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========================
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taos> select POSITION('a' IN var1) from ts_4893.meters where POSITION('a' IN var1) != 0 order by ts limit 5
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position('a' in var1) |
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========================
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taos> select POSITION('一' IN nch1) from ts_4893.meters where POSITION('一' IN nch1) != 0 order by ts limit 5
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position('一' in nch1) |
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==========================
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taos> select POSITION('一' IN var1) from ts_4893.meters where POSITION('一' IN var1) != 0 order by ts limit 5
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position('一' in var1) |
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==========================
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1 |
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taos> select POSITION(nch2 IN 'abcdefghijklmn') from ts_4893.meters where POSITION(nch2 IN 'abcdefghijklmn') != 0 order by ts limit 5
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position(nch2 in 'abcdefghijklmn') |
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=====================================
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taos> select POSITION(var2 IN 'abcdefghijklmn') from ts_4893.meters where POSITION(var2 IN 'abcdefghijklmn') != 0 order by ts limit 5
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position(var2 in 'abcdefghijklmn') |
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=====================================
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5 |
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2 |
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2 |
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taos> select POSITION(nch2 IN '一二三四五六七八九十') from ts_4893.meters where POSITION(nch2 IN '一二三四五六七八九十') != 0 order by ts limit 5
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position(nch2 in '一二三四五六七八九十') |
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=====================================================
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taos> select POSITION(var2 IN '一二三四五六七八九十') from ts_4893.meters where POSITION(var2 IN '一二三四五六七八九十') != 0 order by ts limit 5
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position(var2 in '一二三四五六七八九十') |
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=====================================================
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taos> select ABS(POSITION('aaa' IN 'aaaaaaaaa'))
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abs(position('aaa' in 'aaaaaaaaa')) |
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======================================
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1 |
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taos> select POW(POSITION('aaa' IN 'aaaaaaaaa'), 2)
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pow(position('aaa' in 'aaaaaaaaa'), 2) |
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=========================================
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1.000000000000000e+00 |
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taos> select position('t' in 'taos')
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position('t' in 'taos') |
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==========================
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1 |
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taos> select position('ustc' in 'taos')
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position('ustc' in 'taos') |
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=============================
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0 |
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taos> select position('' in '')
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position('' in '') |
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========================
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1 |
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taos> select position('' in 'taos')
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position('' in 'taos') |
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=========================
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1 |
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taos> select position(nch2 in nch1) from ts_4893.d0 order by ts limit 10
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position(nch2 in nch1) |
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=========================
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taos> select position(nch2 in nch1) from ts_4893.meters order by ts limit 10
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position(nch2 in nch1) |
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=========================
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taos> select position(nch2 in var1) from ts_4893.d0 order by ts limit 10
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position(nch2 in var1) |
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=========================
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taos> select position(nch2 in var1) from ts_4893.meters order by ts limit 10
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position(nch2 in var1) |
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=========================
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taos> select position(var2 in nch1) from ts_4893.d0 order by ts limit 10
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position(var2 in nch1) |
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=========================
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taos> select position(var2 in nch1) from ts_4893.meters order by ts limit 10
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position(var2 in nch1) |
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=========================
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taos> select position(var2 in var1) from ts_4893.d0 order by ts limit 10
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position(var2 in var1) |
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=========================
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taos> select position(var2 in var1) from ts_4893.meters order by ts limit 10
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position(var2 in var1) |
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=========================
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taos> select position('t' in null)
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position('t' in null) |
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========================
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NULL |
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taos> select position(null in 'taos')
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position(null in 'taos') |
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===========================
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NULL |
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taos> select position('' in 'A')
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position('' in 'A') |
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========================
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taos> select position('A' in 'A')
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position('A' in 'A') |
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========================
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1 |
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taos> select position('A' in '')
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position('A' in '') |
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========================
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0 |
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taos> select position('A' in null)
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position('A' in null) |
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========================
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NULL |
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taos> select position('Z' in 'ABC')
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position('Z' in 'ABC') |
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=========================
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0 |
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taos> select position('l' in 'Hello')
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position('l' in 'Hello') |
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===========================
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taos> select position('s' in 'meters')
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position('s' in 'meters') |
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============================
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taos> select position('中' in '中国')
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position('中' in '中国') |
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==============================
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1 |
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taos> select position('e' in 'é')
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position('e' in 'é') |
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========================
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0 |
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taos> select position('W' in 'Hello World')
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position('W' in 'Hello World') |
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=================================
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7 |
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taos> select position('@' in '!@#')
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position('@' in '!@#') |
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=========================
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taos> select position('6' in '12345')
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position('6' in '12345') |
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===========================
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0 |
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taos> select position('A' in trim(' A '))
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position('A' in trim(' A ')) |
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===============================
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taos> select position('A' in upper('abc'))
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position('A' in upper('abc')) |
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================================
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taos> select position('B' in concat('A', 'B'))
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position('B' in concat('A', 'B')) |
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====================================
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2 |
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taos> select position('x' in replace('Hello', 'l', 'x'))
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position('x' in replace('Hello', 'l', 'x')) |
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==============================================
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3 |
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taos> select name, position('e' in name) from ts_4893.meters limit 1
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name | position('e' in name) |
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=========================================================
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lili | 0 |
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taos> select name, position('a' in substring(name, 2, 5)) from ts_4893.meters limit 1
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name | position('a' in substring(name, 2, 5)) |
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==========================================================================
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lili | 0 |
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taos> select nch1, position('n' in nch1) from ts_4893.meters limit 1
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nch1 | position('n' in nch1) |
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=========================================================
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novel | 1 |
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taos> select var1, position('1' in var1) from ts_4893.meters limit 1
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var1 | position('1' in var1) |
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=========================================================
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novel | 0 |
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