[Mysql]: Added defaultCurrentTimestamp and onUpdateCurrentTimestamp to datetime

drizzle-orm/src/mysql-core/columns/date.common.ts

@@ -11,6 +11,7 @@ import { MySqlColumn, MySqlColumnBuilder } from './common.ts';
 
 export interface MySqlDateColumnBaseConfig {
 	hasOnUpdateNow: boolean;
+  fsp: number | undefined;
 }
 
 export abstract class MySqlDateColumnBaseBuilder<
@@ -20,16 +21,41 @@ export abstract class MySqlDateColumnBaseBuilder<
 > extends MySqlColumnBuilder<T, TRuntimeConfig & MySqlDateColumnBaseConfig, TExtraConfig> {
 	static readonly [entityKind]: string = 'MySqlDateColumnBuilder';
 
+	/**
+	 * @deprecated Use `defaultCurrentTimestamp()` instead.
+	 *
+	 * Adds `DEFAULT (now())` to the column
+	 */
 	defaultNow() {
 		return this.default(sql`(now())`);
 	}
 
+  /**
+  * Adds `DEFAULT CURRENT_TIMESTAMP` to the column
+  * */
+  defaultCurrentTimestamp() {
+    const fsp = this.config.fsp ? `(${this.config.fsp})` : '';
+    return this.default(sql.raw(`CURRENT_TIMESTAMP${fsp}`));
+  }
+
 	// "on update now" also adds an implicit default value to the column - https://dev.mysql.com/doc/refman/8.0/en/timestamp-initialization.html
+	/**
+	 * @deprecated Use `defaultCurrentTimestamp()` instead.
+	 */
 	onUpdateNow(): HasDefault<this> {
 		this.config.hasOnUpdateNow = true;
 		this.config.hasDefault = true;
 		return this as HasDefault<this>;
 	}
+
+  /**
+  * Adds `ON UPDATE CURRENT_TIMESTAMP` to the column
+  * */
+  onUpdateCurrentTimestamp(): HasDefault<this> {
+    this.config.hasOnUpdateNow = true;
+    this.config.hasDefault = true;
+    return this as HasDefault<this>;
+  }
 }
 
 export abstract class MySqlDateBaseColumn<

drizzle-orm/src/mysql-core/columns/datetime.ts

@@ -3,7 +3,7 @@ import type { ColumnBaseConfig } from '~/column.ts';
 import { entityKind } from '~/entity.ts';
 import type { AnyMySqlTable } from '~/mysql-core/table.ts';
 import { type Equal } from '~/utils.ts';
-import { MySqlColumn, MySqlColumnBuilder } from './common.ts';
+import { MySqlDateBaseColumn, MySqlDateColumnBaseBuilder } from './date.common.ts';
 
 export type MySqlDateTimeBuilderInitial<TName extends string> = MySqlDateTimeBuilder<{
 	name: TName;
@@ -15,7 +15,7 @@ export type MySqlDateTimeBuilderInitial<TName extends string> = MySqlDateTimeBui
 }>;
 
 export class MySqlDateTimeBuilder<T extends ColumnBuilderBaseConfig<'date', 'MySqlDateTime'>>
-	extends MySqlColumnBuilder<T, MySqlDatetimeConfig>
+	extends MySqlDateColumnBaseBuilder<T, MySqlDatetimeConfig>
 {
 	static readonly [entityKind]: string = 'MySqlDateTimeBuilder';
 
@@ -35,7 +35,7 @@ export class MySqlDateTimeBuilder<T extends ColumnBuilderBaseConfig<'date', 'MyS
 	}
 }
 
-export class MySqlDateTime<T extends ColumnBaseConfig<'date', 'MySqlDateTime'>> extends MySqlColumn<T> {
+export class MySqlDateTime<T extends ColumnBaseConfig<'date', 'MySqlDateTime'>> extends MySqlDateBaseColumn<T> {
 	static readonly [entityKind]: string = 'MySqlDateTime';
 
 	readonly fsp: number | undefined;
@@ -69,7 +69,7 @@ export type MySqlDateTimeStringBuilderInitial<TName extends string> = MySqlDateT
 }>;
 
 export class MySqlDateTimeStringBuilder<T extends ColumnBuilderBaseConfig<'string', 'MySqlDateTimeString'>>
-	extends MySqlColumnBuilder<T, MySqlDatetimeConfig>
+	extends MySqlDateColumnBaseBuilder<T, MySqlDatetimeConfig>
 {
 	static readonly [entityKind]: string = 'MySqlDateTimeStringBuilder';
 
@@ -89,7 +89,7 @@ export class MySqlDateTimeStringBuilder<T extends ColumnBuilderBaseConfig<'strin
 	}
 }
 
-export class MySqlDateTimeString<T extends ColumnBaseConfig<'string', 'MySqlDateTimeString'>> extends MySqlColumn<T> {
+export class MySqlDateTimeString<T extends ColumnBaseConfig<'string', 'MySqlDateTimeString'>> extends MySqlDateBaseColumn<T> {
 	static readonly [entityKind]: string = 'MySqlDateTimeString';
 
 	readonly fsp: number | undefined;