39 lines
2.1 KiB
Plaintext
39 lines
2.1 KiB
Plaintext
select CHAR_LENGTH('hello')
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select CHAR_LENGTH('hello world')
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select CHAR_LENGTH('hello world!')
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select CHAR_LENGTH('hello,world.你好，世界。')
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select CHAR_LENGTH('北京涛思数据科技有限公司')
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select CHAR_LENGTH('hello') + 1
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select CHAR_LENGTH('hello') - 1
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select CHAR_LENGTH('hello') from ts_4893.meters limit 5
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select CHAR_LENGTH('hello') + 1 from ts_4893.meters limit 1
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select CHAR_LENGTH('hello') + CHAR_LENGTH('hello') from ts_4893.meters limit 1
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select CHAR_LENGTH(nch1) from ts_4893.meters order by ts limit 5
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select CHAR_LENGTH(var1) from ts_4893.meters order by ts limit 5
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select CHAR_LENGTH(concat(nch1,var1)) from ts_4893.meters order by ts limit 5
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select CHAR_LENGTH(cast(nch1 as varchar)) from ts_4893.meters order by ts limit 5
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select pow(CHAR_LENGTH(nch1), 2) from ts_4893.meters order by ts limit 5
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select sqrt(CHAR_LENGTH(nch1)) from ts_4893.meters order by ts limit 5
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select cast(CHAR_LENGTH(nch1) as int) from ts_4893.meters order by ts limit 5
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select char_length('taos')
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select char_length('涛思')
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select char_length('涛思taos')
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select char_length('tao\'s')
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select char_length(nch1) from ts_4893.d0 limit 10
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select char_length(nch1) from ts_4893.meters limit 10
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select char_length(var1) from ts_4893.d0 limit 10
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select char_length(var1) from ts_4893.meters limit 10
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select char_length(null)
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select char_length('')
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select char_length('あいうえお')
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select min(char_length(name)) from ts_4893.meters
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select max(char_length(name)) from ts_4893.meters
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select trim(name), char_length(trim(name)) from ts_4893.meters limit 1
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select upper(name), char_length(upper(name)) from ts_4893.meters limit 1
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select concat(name, ' - ', location), char_length(concat(name, ' - ', location)) from ts_4893.meters limit 1
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select substring(name, 1, 5), char_length(substring(name, 1, 5)) from ts_4893.meters limit 1
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select name, char_length(name) from ts_4893.meters limit 1
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select nch1, char_length(nch1) from ts_4893.meters limit 1
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select groupid, max(char_length(name)) from ts_4893.meters group by groupid order by ts
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select location, avg(char_length(name)) from ts_4893.meters group by location order by location
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