Struct ColumnInfoBuilder

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#[non_exhaustive]
pub struct ColumnInfoBuilder { /* private fields */ }

Expand description

A builder for ColumnInfo.

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impl ColumnInfoBuilder

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pub fn catalog_name(self, input: impl Into<String>) -> Self

The catalog to which the query results belong.

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pub fn set_catalog_name(self, input: Option<String>) -> Self

The catalog to which the query results belong.

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pub fn get_catalog_name(&self) -> &Option<String>

The catalog to which the query results belong.

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pub fn schema_name(self, input: impl Into<String>) -> Self

The schema name (database name) to which the query results belong.

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pub fn set_schema_name(self, input: Option<String>) -> Self

The schema name (database name) to which the query results belong.

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pub fn get_schema_name(&self) -> &Option<String>

The schema name (database name) to which the query results belong.

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pub fn table_name(self, input: impl Into<String>) -> Self

The table name for the query results.

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pub fn set_table_name(self, input: Option<String>) -> Self

The table name for the query results.

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pub fn get_table_name(&self) -> &Option<String>

The table name for the query results.

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pub fn name(self, input: impl Into<String>) -> Self

The name of the column.

This field is required.

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pub fn set_name(self, input: Option<String>) -> Self

The name of the column.

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pub fn get_name(&self) -> &Option<String>

The name of the column.

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pub fn label(self, input: impl Into<String>) -> Self

A column label.

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pub fn set_label(self, input: Option<String>) -> Self

A column label.

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pub fn get_label(&self) -> &Option<String>

A column label.

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pub fn type(self, input: impl Into<String>) -> Self

The data type of the column.

This field is required.

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pub fn set_type(self, input: Option<String>) -> Self

The data type of the column.

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pub fn get_type(&self) -> &Option<String>

The data type of the column.

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pub fn precision(self, input: i32) -> Self

For DECIMAL data types, specifies the total number of digits, up to 38. For performance reasons, we recommend up to 18 digits.

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pub fn set_precision(self, input: Option<i32>) -> Self

For DECIMAL data types, specifies the total number of digits, up to 38. For performance reasons, we recommend up to 18 digits.

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pub fn get_precision(&self) -> &Option<i32>

For DECIMAL data types, specifies the total number of digits, up to 38. For performance reasons, we recommend up to 18 digits.

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pub fn scale(self, input: i32) -> Self

For DECIMAL data types, specifies the total number of digits in the fractional part of the value. Defaults to 0.

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pub fn set_scale(self, input: Option<i32>) -> Self

For DECIMAL data types, specifies the total number of digits in the fractional part of the value. Defaults to 0.

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pub fn get_scale(&self) -> &Option<i32>

For DECIMAL data types, specifies the total number of digits in the fractional part of the value. Defaults to 0.

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pub fn nullable(self, input: ColumnNullable) -> Self

Unsupported constraint. This value always shows as UNKNOWN.

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pub fn set_nullable(self, input: Option<ColumnNullable>) -> Self

Unsupported constraint. This value always shows as UNKNOWN.

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pub fn get_nullable(&self) -> &Option<ColumnNullable>

Unsupported constraint. This value always shows as UNKNOWN.

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pub fn case_sensitive(self, input: bool) -> Self

Indicates whether values in the column are case-sensitive.

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pub fn set_case_sensitive(self, input: Option<bool>) -> Self

Indicates whether values in the column are case-sensitive.

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pub fn get_case_sensitive(&self) -> &Option<bool>

Indicates whether values in the column are case-sensitive.

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pub fn build(self) -> Result<ColumnInfo, BuildError>

Consumes the builder and constructs a ColumnInfo. This method will fail if any of the following fields are not set:

Trait Implementations§

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impl Clone for ColumnInfoBuilder

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fn clone(&self) -> ColumnInfoBuilder

Returns a duplicate of the value. Read more

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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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impl Debug for ColumnInfoBuilder

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Default for ColumnInfoBuilder

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fn default() -> ColumnInfoBuilder

Returns the “default value” for a type. Read more

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impl PartialEq for ColumnInfoBuilder

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fn eq(&self, other: &ColumnInfoBuilder) -> bool

Tests for self and other values to be equal, and is used by ==.

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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

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impl StructuralPartialEq for ColumnInfoBuilder

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impl UnwindSafe for ColumnInfoBuilder

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ColumnInfoBuilder

Struct ColumnInfoBuilder Copy item path

Implementations§

impl ColumnInfoBuilder

pub fn catalog_name(self, input: impl Into<String>) -> Self

pub fn set_catalog_name(self, input: Option<String>) -> Self

pub fn get_catalog_name(&self) -> &Option<String>

pub fn schema_name(self, input: impl Into<String>) -> Self

pub fn set_schema_name(self, input: Option<String>) -> Self

pub fn get_schema_name(&self) -> &Option<String>

pub fn table_name(self, input: impl Into<String>) -> Self

pub fn set_table_name(self, input: Option<String>) -> Self

pub fn get_table_name(&self) -> &Option<String>

pub fn name(self, input: impl Into<String>) -> Self

pub fn set_name(self, input: Option<String>) -> Self

pub fn get_name(&self) -> &Option<String>

pub fn label(self, input: impl Into<String>) -> Self

pub fn set_label(self, input: Option<String>) -> Self

pub fn get_label(&self) -> &Option<String>

pub fn type(self, input: impl Into<String>) -> Self

pub fn set_type(self, input: Option<String>) -> Self

pub fn get_type(&self) -> &Option<String>

pub fn precision(self, input: i32) -> Self

pub fn set_precision(self, input: Option<i32>) -> Self

pub fn get_precision(&self) -> &Option<i32>

pub fn scale(self, input: i32) -> Self

pub fn set_scale(self, input: Option<i32>) -> Self

pub fn get_scale(&self) -> &Option<i32>

pub fn nullable(self, input: ColumnNullable) -> Self

pub fn set_nullable(self, input: Option<ColumnNullable>) -> Self

pub fn get_nullable(&self) -> &Option<ColumnNullable>

pub fn case_sensitive(self, input: bool) -> Self

pub fn set_case_sensitive(self, input: Option<bool>) -> Self

pub fn get_case_sensitive(&self) -> &Option<bool>

pub fn build(self) -> Result<ColumnInfo, BuildError>

Trait Implementations§

impl Clone for ColumnInfoBuilder

fn clone(&self) -> ColumnInfoBuilder

fn clone_from(&mut self, source: &Self)

impl Debug for ColumnInfoBuilder

fn fmt(&self, f: &mut Formatter<'_>) -> Result

impl Default for ColumnInfoBuilder

fn default() -> ColumnInfoBuilder

impl PartialEq for ColumnInfoBuilder

fn eq(&self, other: &ColumnInfoBuilder) -> bool

fn ne(&self, other: &Rhs) -> bool

impl StructuralPartialEq for ColumnInfoBuilder

Auto Trait Implementations§

impl Freeze for ColumnInfoBuilder

impl RefUnwindSafe for ColumnInfoBuilder

impl Send for ColumnInfoBuilder

impl Sync for ColumnInfoBuilder

impl Unpin for ColumnInfoBuilder

impl UnwindSafe for ColumnInfoBuilder

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§Example

Struct ColumnInfoBuilder

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