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docs/sql-manual/sql-functions/scalar-functions/string-functions
i18n/zh-CN/docusaurus-plugin-content-docs
current/sql-manual/sql-functions/scalar-functions/string-functions
version-3.0/sql-manual/sql-functions/scalar-functions/string-functions
versioned_docs/version-3.0/sql-manual/sql-functions/scalar-functions/string-functions Expand file tree Collapse file tree 4 files changed +8
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lines changed Original file line number Diff line number Diff line change @@ -31,7 +31,8 @@ Use the first parameter sep as the connector to concatenate the second parameter
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- If the separator is NULL, NULL is returned.
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- The ` CONCAT_WS ` function does not skip empty strings, but skips NULL values.
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- - The ` CONCAT_WS ` function does not skip empty strings in any ` ARRAY ` parameters, but skips NULL values in ` ARRAY ` or - - parameters.
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+ - The ` CONCAT_WS ` function does not skip empty strings in any ` ARRAY ` parameters, but skips NULL values in ` ARRAY ` .
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+ - The ` CONCAT_WS ` function does not skip NULL parameter if input multi arrays,return empty string.
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- The first parameters must be a ` string ` type, and the others must be the same type ,belong to the ` string ` or ` ARRAY ` type
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## Syntax
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Original file line number Diff line number Diff line change @@ -30,7 +30,8 @@ under the License.
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- 若分隔符为 NULL,则返回 NULL。
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- CONCAT_WS函数不跳过空字符串(""),但会跳过 NULL 值。
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- - CONCAT_WS函数不跳过任何数组参数中的空字符串,但会跳过数组或参数中的 NULL 值。
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+ - CONCAT_WS函数不跳过任何数组参数中的空字符串,但会跳过数组中的NULL 值。
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+ - CONCAT_WS函数不会跳过NULL如果输入多个数组参数,会返回空字符串。
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- 第一个参数必须为字符串类型(string 或 varchar),其他参数必须为相同类型,即均为字符串类型(string 或 varchar)或均为数组类型(ARRAY)。
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## 语法
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Original file line number Diff line number Diff line change @@ -30,7 +30,8 @@ under the License.
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- 若分隔符为 NULL,则返回 NULL。
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- CONCAT_WS函数不跳过空字符串(""),但会跳过 NULL 值。
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- - CONCAT_WS函数不跳过任何数组参数中的空字符串,但会跳过数组或参数中的 NULL 值。
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+ - CONCAT_WS函数不跳过任何数组参数中的空字符串,但会跳过数组中的 NULL 值。
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+ - CONCAT_WS函数不会跳过NULL如果输入多个数组参数,会返回空字符串。
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- 第一个参数必须为字符串类型(string 或 varchar),其他参数必须为相同类型,即均为字符串类型(string 或 varchar)或均为数组类型(ARRAY)。
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## 语法
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Original file line number Diff line number Diff line change @@ -31,7 +31,8 @@ Use the first parameter sep as the connector to concatenate the second parameter
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- If the separator is NULL, NULL is returned.
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- The ` CONCAT_WS ` function does not skip empty strings, but skips NULL values.
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- - The ` CONCAT_WS ` function does not skip empty strings in any ` ARRAY ` parameters, but skips NULL values in ` ARRAY ` or - - parameters.
34
+ - The ` CONCAT_WS ` function does not skip empty strings in any ` ARRAY ` parameters, but skips NULL values in ` ARRAY ` .
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+ - The ` CONCAT_WS ` function does not skip NULL parameter if input multi arrays,return empty string.
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- The first parameters must be a ` string ` type, and the others must be the same type ,belong to the ` string ` or ` ARRAY ` type
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## Syntax
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