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feat: impl some promql scalar functions (#6567)

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* feat: impl some promql scalar functions

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* feat: supports pi function

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* chore: by cr comments

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: compile

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

---------

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
This commit is contained in:
dennis zhuang
2025-07-29 11:29:00 +08:00
committed by GitHub
parent b7fd4ca65d
commit 086777d938
8 changed files with 854 additions and 111 deletions
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7
src/common/function/src/scalars/math/clamp.rs
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@@ -81,7 +81,8 @@ impl Function for ClampFunction {
}
);
ensure!(
columns[1].len() == 1 && columns[2].len() == 1,
(columns[1].len() == 1 || columns[1].is_const())
&& (columns[2].len() == 1 || columns[2].is_const()),
InvalidFuncArgsSnafu {
err_msg: format!(
"The second and third args should be scalar, have: {:?}, {:?}",
@@ -204,7 +205,7 @@ impl Function for ClampMinFunction {
}
);
ensure!(
columns[1].len() == 1,
columns[1].len() == 1 || columns[1].is_const(),
InvalidFuncArgsSnafu {
err_msg: format!(
"The second arg (min) should be scalar, have: {:?}",
@@ -292,7 +293,7 @@ impl Function for ClampMaxFunction {
}
);
ensure!(
columns[1].len() == 1,
columns[1].len() == 1 || columns[1].is_const(),
InvalidFuncArgsSnafu {
err_msg: format!(
"The second arg (max) should be scalar, have: {:?}",