94 lines
7.1 KiB
Plaintext
94 lines
7.1 KiB
Plaintext
select substring_index("1abcd;2abcd;3abcd;4abcd", ';', 2);
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select substring_index("1abcd;2abcd;3abcd;4abcd", ';', -2);
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select substring_index('www.taosdata.com','taos',1);
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select substring_index('www.taosdata.com','taos',-1);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', 1);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', -1);
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select substring_index('www.taosdata.com','.',-2);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', 100);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', -100);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', 2147483647);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', -2147483647);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', 2147483648);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', -2147483648);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', 2147483649);
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SELECT SUBSTRING_INDEX('www.taosdata.com', '.', -2147483649);
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select substring_index('.taosdata.com','.',-2);
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select substring_index('.taosdata.com','.tcx',-1);
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select substring_index('aaaaaaaaa1','aa',2);
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select substring_index('aaaaaaaaa1','aa',3);
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select substring_index('aaaaaaaaa1','aa',4);
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select substring_index('aaaaaaaaa1','aa',5);
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select substring_index('aaaaaaaaa1','aaa',2);
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select substring_index('aaaaaaaaa1','aaa',3);
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select substring_index('aaaaaaaaa1','aaa',4);
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select substring_index('aaaaaaaaa1','aaaa',2);
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select substring_index('aaaaaaaaa1','1',1);
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select substring_index('aaaaaaaaa1','a',-1);
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select substring_index('aaaaaaaaa1','aa',-1);
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select substring_index('aaaaaaaaa1','aa',-2);
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select substring_index('aaaaaaaaa1','aa',-3);
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select substring_index('aaaaaaaaa1','aa',-4);
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select substring_index('aaaaaaaaa1','aa',-5);
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select substring_index('aaaaaaaaa1','aaa',-1);
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select substring_index('aaaaaaaaa1','aaa',-2);
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select substring_index('aaaaaaaaa1','aaa',-3);
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select substring_index('aaaaaaaaa1','aaa',-4);
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select substring_index('the king of thethe hill','the',-2);
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select substring_index('the king of the the hill','the',-2);
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select substring_index('the king of the the hill','the',-2);
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select substring_index('the king of the the hill',' the ',-1);
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select substring_index('the king of the the hill',' the ',-2);
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select substring_index('the king of the the hill',' ',-1);
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select substring_index('the king of the the hill',' ',-2);
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select substring_index('the king of the the hill',' ',-3);
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select substring_index('the king of the the hill',' ',-4);
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select substring_index('the king of the the hill',' ',-5);
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select substring_index('the king of the.the hill','the',-2);
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select substring_index('the king of thethethe.the hill','the',-3);
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select substring_index('the king of thethethe.the hill','the',-1);
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select substring_index('the king of the the hill','the',2);
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select substring_index('the king of the the hill','the',3);
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select substring_index(nch1, nch2, 1) from ts_4893.meters where position(nch2 in nch1) > 1 order by ts limit 5;
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select substring_index(nch1, nch2, 1) from ts_4893.meters where position(nch2 in nch1) = 0 order by ts limit 5;
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select substring_index(nch1, nch2, -2) from ts_4893.meters where position(nch2 in nch1) != 0 order by ts limit 5;
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select substring_index(nch1, nch2, -2) from ts_4893.meters where position(nch2 in nch1) = 0 order by ts limit 5;
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select substring_index(var1, var2, 1) from ts_4893.meters where position(var2 in var1) > 1 order by ts limit 5;
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select substring_index(var1, var2, 1) from ts_4893.meters where position(var2 in var1) = 0 order by ts limit 5;
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select substring_index(var1, var2, -2) from ts_4893.meters where position(var2 in var1) != 0 order by ts limit 5;
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select substring_index(var1, var2, -2) from ts_4893.meters where position(var2 in var1) = 0 order by ts limit 5;
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select substring_index(nch1, var2, 1) from ts_4893.meters where position(var2 in nch1) > 1 order by ts limit 5;
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select substring_index(nch1, var2, 1) from ts_4893.meters where position(var2 in nch1) = 0 order by ts limit 5;
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select substring_index(nch1, var2, -2) from ts_4893.meters where position(var2 in nch1) != 0 order by ts limit 5;
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select substring_index(nch1, var2, -2) from ts_4893.meters where position(var2 in nch1) = 0 order by ts limit 5;
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select substring_index(var1, nch2, 1) from ts_4893.meters where position(nch2 in var1) > 1 order by ts limit 5;
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select substring_index(var1, nch2, 1) from ts_4893.meters where position(nch2 in var1) = 0 order by ts limit 5;
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select substring_index(var1, nch2, -2) from ts_4893.meters where position(nch2 in var1) != 0 order by ts limit 5;
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select substring_index(var1, nch2, -2) from ts_4893.meters where position(nch2 in var1) = 0 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', nch2, 1) from ts_4893.meters where position(nch2 in 'a一二三a一二三bbcfp') > 1 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', nch2, -1) from ts_4893.meters where position(nch2 in 'a一二三a一二三bbcfp') > 1 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', nch2, cast(id + 1 as int)) from ts_4893.meters where position(nch2 in 'a一二三a一二三bbcfp') = 0 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', var2, 1) from ts_4893.meters where position(var2 in 'a一二三a一二三bbcfp') > 1 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', var2, -1) from ts_4893.meters where position(var2 in 'a一二三a一二三bbcfp') > 1 order by ts limit 5;
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select substring_index('a一二三a一二三bbcfp', var2, cast(id + 1 as int)) from ts_4893.meters where position(var2 in 'a一二三a一二三bbcfp') = 0 order by ts limit 5;
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select substring_index(nch1, '123', 1) from ts_4893.meters where position('123' in nch1) > 1 order by ts limit 5;
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select substring_index(nch1, '123', -1) from ts_4893.meters where position('123' in nch1) > 1 order by ts limit 5;
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select substring_index(nch1, '123', id) from ts_4893.meters where position('123' in nch1) > 1 order by ts limit 5;
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select substring_index(var1, '123', 1) from ts_4893.meters where position('123' in var1) > 1 order by ts limit 5;
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select substring_index(var1, '123', -1) from ts_4893.meters where position('123' in var1) > 1 order by ts limit 5;
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select substring_index(var1, '123', id) from ts_4893.meters where position('123' in var1) > 1 order by ts limit 5;
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select substring_index('www.taosdata.com', '.', 2);
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select substring_index('www.taosdata.com', '.', -2);
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select substring_index('中国.科学.www.taosdata.com', '.', 2);
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select substring_index('北京。涛思。数据。科技', '。', 2);
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select substring_index(nch1, 'a', 2) from ts_4893.d0 order by ts limit 10;
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select substring_index(nch1, 'a', 2) from ts_4893.meters order by ts limit 10;
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select substring_index(nch1, nch2, 2) from ts_4893.d0 order by ts limit 10;
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select substring_index(nch1, nch2, 2) from ts_4893.meters order by ts limit 10;
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select substring_index(nch1, var2, 2) from ts_4893.d0 order by ts limit 10;
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select substring_index(nch1, var2, 2) from ts_4893.meters order by ts limit 10;
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select substring_index(var1, nch2, 2) from ts_4893.d0 order by ts limit 10;
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select substring_index(var1, nch2, 2) from ts_4893.meters order by ts limit 10;
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select substring_index(var1, var2, 2) from ts_4893.d0 order by ts limit 10;
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select substring_index(var1, var2, 2) from ts_4893.meters order by ts limit 10;
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