import { SqlComponent } from "./SqlComponent";
import type { SelectQuery } from "./SelectQuery";
import { IdentifierString, RawString, ValueComponent, TypeValue, QualifiedName } from "./ValueComponent";
import { SimpleSelectQuery } from "./SimpleSelectQuery";
export type ReferentialAction = 'cascade' | 'restrict' | 'no action' | 'set null' | 'set default';
export type ConstraintDeferrability = 'deferrable' | 'not deferrable' | null;
export type ConstraintInitially = 'immediate' | 'deferred' | null;
export type MatchType = 'full' | 'partial' | 'simple' | null;
/**
 * Represents a REFERENCES clause definition that can be shared between column and table constraints.
 */
export declare class ReferenceDefinition extends SqlComponent {
    static kind: symbol;
    targetTable: QualifiedName;
    columns: IdentifierString[] | null;
    matchType: MatchType;
    onDelete: ReferentialAction | null;
    onUpdate: ReferentialAction | null;
    deferrable: ConstraintDeferrability;
    initially: ConstraintInitially;
    constructor(params: {
        targetTable: QualifiedName;
        columns?: IdentifierString[] | null;
        matchType?: MatchType;
        onDelete?: ReferentialAction | null;
        onUpdate?: ReferentialAction | null;
        deferrable?: ConstraintDeferrability;
        initially?: ConstraintInitially;
    });
}
export type ColumnConstraintKind = 'not-null' | 'null' | 'default' | 'primary-key' | 'unique' | 'references' | 'check' | 'generated-always-identity' | 'generated-by-default-identity' | 'raw';
/**
 * Column-level constraint definition.
 */
export declare class ColumnConstraintDefinition extends SqlComponent {
    static kind: symbol;
    kind: ColumnConstraintKind;
    constraintName?: IdentifierString;
    defaultValue?: ValueComponent;
    checkExpression?: ValueComponent;
    reference?: ReferenceDefinition;
    rawClause?: RawString;
    constructor(params: {
        kind: ColumnConstraintKind;
        constraintName?: IdentifierString;
        defaultValue?: ValueComponent;
        checkExpression?: ValueComponent;
        reference?: ReferenceDefinition;
        rawClause?: RawString;
    });
}
export type TableConstraintKind = 'primary-key' | 'unique' | 'foreign-key' | 'check' | 'raw';
/**
 * Table-level constraint definition.
 */
export declare class TableConstraintDefinition extends SqlComponent {
    static kind: symbol;
    kind: TableConstraintKind;
    constraintName?: IdentifierString;
    columns: IdentifierString[] | null;
    reference?: ReferenceDefinition;
    checkExpression?: ValueComponent;
    rawClause?: RawString;
    deferrable: ConstraintDeferrability;
    initially: ConstraintInitially;
    constructor(params: {
        kind: TableConstraintKind;
        constraintName?: IdentifierString;
        columns?: IdentifierString[] | null;
        reference?: ReferenceDefinition;
        checkExpression?: ValueComponent;
        rawClause?: RawString;
        deferrable?: ConstraintDeferrability;
        initially?: ConstraintInitially;
    });
}
/**
 * Represents a single column definition within CREATE TABLE.
 */
export declare class TableColumnDefinition extends SqlComponent {
    static kind: symbol;
    name: IdentifierString;
    dataType?: TypeValue | RawString;
    constraints: ColumnConstraintDefinition[];
    constructor(params: {
        name: IdentifierString;
        dataType?: TypeValue | RawString;
        constraints?: ColumnConstraintDefinition[];
    });
}
export declare class CreateTableQuery extends SqlComponent {
    static kind: symbol;
    tableName: IdentifierString;
    namespaces: string[] | null;
    isTemporary: boolean;
    /** True when the table was declared with CREATE UNLOGGED TABLE (PostgreSQL). */
    isUnlogged: boolean;
    ifNotExists: boolean;
    columns: TableColumnDefinition[];
    tableConstraints: TableConstraintDefinition[];
    tableOptions?: RawString | null;
    asSelectQuery?: SelectQuery;
    withDataOption: 'with-data' | 'with-no-data' | null;
    constructor(params: {
        tableName: string;
        namespaces?: string[] | null;
        isTemporary?: boolean;
        isUnlogged?: boolean;
        ifNotExists?: boolean;
        columns?: TableColumnDefinition[];
        tableConstraints?: TableConstraintDefinition[];
        tableOptions?: RawString | null;
        asSelectQuery?: SelectQuery;
        withDataOption?: 'with-data' | 'with-no-data' | null;
    });
    /**
     * Returns a SelectQuery that selects all columns from this table.
     */
    getSelectQuery(): SimpleSelectQuery;
    /**
     * Returns a SelectQuery that counts all rows in this table.
     */
    getCountQuery(): SimpleSelectQuery;
}