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fix: Hybrid Search, minor changes, added experimental notice (#3132)

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* Hybrid Search, minor changes, added experimental notice

* fixed twot tests
This commit is contained in:
Hristo Temelski
2025-11-10 11:38:45 +02:00
committed by GitHub
parent 100c0394dc
commit b1c39fe02f
2 changed files with 27 additions and 71 deletions
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75
packages/search/lib/commands/HYBRID.spec.ts
View File

@@ -10,20 +10,10 @@ describe('FT.HYBRID', () => {
HYBRID.parseCommand(parser, 'index');
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'DIALECT', '2']
['FT.HYBRID', 'index']
);
});
it('with count expressions', () => {
const parser = new BasicCommandParser();
HYBRID.parseCommand(parser, 'index', {
countExpressions: 3
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '3', 'DIALECT', '2']
);
});
it('with SEARCH expression', () => {
const parser = new BasicCommandParser();
@@ -34,7 +24,7 @@ describe('FT.HYBRID', () => {
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'SEARCH', '@description: bikes', 'DIALECT', '2']
['FT.HYBRID', 'index', 'SEARCH', '@description: bikes']
);
});
@@ -53,9 +43,9 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'SEARCH', '@description: bikes',
'FT.HYBRID', 'index', 'SEARCH', '@description: bikes',
'SCORER', 'TFIDF.DOCNORM', 'param1', 'param2',
'YIELD_SCORE_AS', 'search_score', 'DIALECT', '2'
'YIELD_SCORE_AS', 'search_score'
]
);
});
@@ -78,9 +68,8 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'VSIM', '@vector_field', 'BLOB_DATA',
'KNN', '1', 'K', '10', 'EF_RUNTIME', '50', 'YIELD_DISTANCE_AS', 'vector_dist',
'DIALECT', '2'
'FT.HYBRID', 'index', 'VSIM', '@vector_field', 'BLOB_DATA',
'KNN', '1', 'K', '10', 'EF_RUNTIME', '50', 'YIELD_DISTANCE_AS', 'vector_dist'
]
);
});
@@ -103,9 +92,8 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'VSIM', '@vector_field', 'BLOB_DATA',
'RANGE', '1', 'RADIUS', '0.5', 'EPSILON', '0.01', 'YIELD_DISTANCE_AS', 'vector_dist',
'DIALECT', '2'
'FT.HYBRID', 'index', 'VSIM', '@vector_field', 'BLOB_DATA',
'RANGE', '1', 'RADIUS', '0.5', 'EPSILON', '0.01', 'YIELD_DISTANCE_AS', 'vector_dist'
]
);
});
@@ -129,9 +117,9 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'VSIM', '@vector_field', 'BLOB_DATA',
'FT.HYBRID', 'index', 'VSIM', '@vector_field', 'BLOB_DATA',
'FILTER', '@category:{bikes}', 'POLICY', 'BATCHES', 'BATCHES', 'BATCH_SIZE', '100',
'YIELD_SCORE_AS', 'vsim_score', 'DIALECT', '2'
'YIELD_SCORE_AS', 'vsim_score'
]
);
});
@@ -153,8 +141,8 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'COMBINE', 'RRF', '2', 'WINDOW', '10', 'CONSTANT', '60',
'YIELD_SCORE_AS', 'combined_score', 'DIALECT', '2'
'FT.HYBRID', 'index', 'COMBINE', 'RRF', '2', 'WINDOW', '10', 'CONSTANT', '60',
'YIELD_SCORE_AS', 'combined_score'
]
);
});
@@ -175,8 +163,7 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'COMBINE', 'LINEAR', '2', 'ALPHA', '0.7', 'BETA', '0.3',
'DIALECT', '2'
'FT.HYBRID', 'index', 'COMBINE', 'LINEAR', '2', 'ALPHA', '0.7', 'BETA', '0.3'
]
);
});
@@ -199,8 +186,8 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'LOAD', '2', 'field1', 'field2',
'SORTBY', '1', 'score', 'DESC', 'LIMIT', '0', '10', 'DIALECT', '2'
'FT.HYBRID', 'index', 'LOAD', '2', 'field1', 'field2',
'SORTBY', '1', 'score', 'DESC', 'LIMIT', '0', '10'
]
);
});
@@ -220,8 +207,7 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'GROUPBY', '1', '@category', 'REDUCE', 'COUNT', '0',
'DIALECT', '2'
'FT.HYBRID', 'index', 'GROUPBY', '1', '@category', 'REDUCE', 'COUNT', '0'
]
);
});
@@ -236,7 +222,7 @@ describe('FT.HYBRID', () => {
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'APPLY', '@score * 2', 'AS', 'double_score', 'DIALECT', '2']
['FT.HYBRID', 'index', 'APPLY', '@score * 2', 'AS', 'double_score']
);
});
@@ -247,7 +233,7 @@ describe('FT.HYBRID', () => {
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'FILTER', '@price:[100 500]', 'DIALECT', '2']
['FT.HYBRID', 'index', 'FILTER', '@price:[100 500]']
);
});
@@ -262,8 +248,7 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'PARAMS', '4', 'query_vector', 'BLOB_DATA', 'min_price', '100',
'DIALECT', '2'
'FT.HYBRID', 'index', 'PARAMS', '4', 'query_vector', 'BLOB_DATA', 'min_price', '100'
]
);
});
@@ -276,7 +261,7 @@ describe('FT.HYBRID', () => {
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'EXPLAINSCORE', 'TIMEOUT', '5000', 'DIALECT', '2']
['FT.HYBRID', 'index', 'EXPLAINSCORE', 'TIMEOUT', '5000']
);
});
@@ -291,8 +276,7 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2', 'WITHCURSOR', 'COUNT', '100', 'MAXIDLE', '300000',
'DIALECT', '2'
'FT.HYBRID', 'index', 'WITHCURSOR', 'COUNT', '100', 'MAXIDLE', '300000'
]
);
});
@@ -300,7 +284,6 @@ describe('FT.HYBRID', () => {
it('complete example with all options', () => {
const parser = new BasicCommandParser();
HYBRID.parseCommand(parser, 'index', {
countExpressions: 2,
SEARCH: {
query: '@description: bikes',
SCORER: {
@@ -343,29 +326,17 @@ describe('FT.HYBRID', () => {
assert.deepEqual(
parser.redisArgs,
[
'FT.HYBRID', 'index', '2',
'FT.HYBRID', 'index',
'SEARCH', '@description: bikes', 'SCORER', 'TFIDF.DOCNORM', 'YIELD_SCORE_AS', 'text_score',
'VSIM', '@vector_field', '$query_vector', 'KNN', '1', 'K', '5', 'YIELD_SCORE_AS', 'vector_score',
'COMBINE', 'RRF', '2', 'CONSTANT', '60', 'YIELD_SCORE_AS', 'final_score',
'LOAD', '2', 'description', 'price',
'SORTBY', '1', 'final_score', 'DESC',
'LIMIT', '0', '10',
'PARAMS', '2', 'query_vector', 'BLOB_DATA',
'DIALECT', '2'
'PARAMS', '2', 'query_vector', 'BLOB_DATA'
]
);
});
it('with custom DIALECT', () => {
const parser = new BasicCommandParser();
HYBRID.parseCommand(parser, 'index', {
DIALECT: 3
});
assert.deepEqual(
parser.redisArgs,
['FT.HYBRID', 'index', '2', 'DIALECT', '3']
);
});
});
// Integration tests would need to be added when RediSearch supports FT.HYBRID

23
packages/search/lib/commands/HYBRID.ts
View File

@@ -1,7 +1,6 @@
import { CommandParser } from '@redis/client/dist/lib/client/parser';
import { RedisArgument, Command, ReplyUnion } from '@redis/client/dist/lib/RESP/types';
import { RedisVariadicArgument, parseOptionalVariadicArgument } from '@redis/client/dist/lib/commands/generic-transformers';
import { DEFAULT_DIALECT } from '../dialect/default';
import { FtSearchParams, parseParamsArgument } from './SEARCH';
export interface FtHybridSearchExpression {
@@ -55,7 +54,6 @@ export interface FtHybridCombineMethod {
}
export interface FtHybridOptions {
countExpressions?: number;
SEARCH?: FtHybridSearchExpression;
VSIM?: FtHybridVectorExpression;
COMBINE?: {
@@ -94,7 +92,6 @@ export interface FtHybridOptions {
COUNT?: number;
MAXIDLE?: number;
};
DIALECT?: number;
}
function parseSearchExpression(parser: CommandParser, search: FtHybridSearchExpression) {
@@ -269,10 +266,6 @@ function parseHybridOptions(parser: CommandParser, options?: FtHybridOptions) {
parser.push('MAXIDLE', options.WITHCURSOR.MAXIDLE.toString());
}
}
if (options?.DIALECT) {
parser.push('DIALECT', options.DIALECT.toString());
}
}
export default {
@@ -282,10 +275,12 @@ export default {
* Performs a hybrid search combining multiple search expressions.
* Supports multiple SEARCH and VECTOR expressions with various fusion methods.
*
* NOTE: FT.Hybrid is still in experimental state
* It's behavioud and function signature may change`
*
* @param parser - The command parser
* @param index - The index name to search
* @param options - Hybrid search options including:
* - countExpressions: Number of expressions (default 2)
* - SEARCH: Text search expression with optional scoring
* - VSIM: Vector similarity expression with KNN/RANGE methods
* - COMBINE: Fusion method (RRF, LINEAR, FUNCTION)
@@ -295,18 +290,8 @@ export default {
parseCommand(parser: CommandParser, index: RedisArgument, options?: FtHybridOptions) {
parser.push('FT.HYBRID', index);
if (options?.countExpressions !== undefined) {
parser.push(options.countExpressions.toString());
} else {
parser.push('2'); // Default to 2 expressions
}
parseHybridOptions(parser, options);
// Always add DIALECT at the end if not already added
if (!options?.DIALECT) {
parser.push('DIALECT', DEFAULT_DIALECT);
}
},
transformReply: {
2: (reply: any): any => {