diff --git a/Cargo.lock b/Cargo.lock
index 44ff319962..077a46b4c6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4500,7 +4500,7 @@ dependencies = [
 [[package]]
 name = "polars"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "getrandom 0.2.15",
  "polars-arrow",
@@ -4519,9 +4519,8 @@ dependencies = [
 [[package]]
 name = "polars-arrow"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "atoi_simd",
  "avro-schema",
  "bytemuck",
@@ -4562,18 +4561,20 @@ dependencies = [
 [[package]]
 name = "polars-compute"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "atoi_simd",
  "bytemuck",
  "chrono",
  "either",
  "fast-float2",
+ "hashbrown 0.15.2",
  "itoa",
  "num-traits",
  "polars-arrow",
  "polars-error",
  "polars-utils",
+ "rand 0.8.5",
  "ryu",
  "serde",
  "strength_reduce",
@@ -4584,9 +4585,8 @@ dependencies = [
 [[package]]
 name = "polars-core"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "bitflags 2.9.0",
  "bytemuck",
  "chrono",
@@ -4618,7 +4618,7 @@ dependencies = [
 [[package]]
 name = "polars-error"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "avro-schema",
  "object_store",
@@ -4632,9 +4632,8 @@ dependencies = [
 [[package]]
 name = "polars-expr"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "bitflags 2.9.0",
  "hashbrown 0.15.2",
  "num-traits",
@@ -4654,9 +4653,8 @@ dependencies = [
 [[package]]
 name = "polars-io"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "async-trait",
  "atoi_simd",
  "blake3",
@@ -4701,9 +4699,8 @@ dependencies = [
 [[package]]
 name = "polars-json"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "chrono",
  "chrono-tz 0.10.2",
  "fallible-streaming-iterator",
@@ -4723,9 +4720,8 @@ dependencies = [
 [[package]]
 name = "polars-lazy"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "bitflags 2.9.0",
  "chrono",
  "either",
@@ -4752,7 +4748,7 @@ dependencies = [
 [[package]]
 name = "polars-mem-engine"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "futures",
  "memmap2",
@@ -4774,9 +4770,8 @@ dependencies = [
 [[package]]
 name = "polars-ops"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "argminmax",
  "base64",
  "bytemuck",
@@ -4810,9 +4805,8 @@ dependencies = [
 [[package]]
 name = "polars-parquet"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "async-stream",
  "base64",
  "brotli",
@@ -4848,7 +4842,7 @@ dependencies = [
 [[package]]
 name = "polars-pipe"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-queue",
@@ -4874,9 +4868,8 @@ dependencies = [
 [[package]]
 name = "polars-plan"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "bitflags 2.9.0",
  "bytemuck",
  "bytes",
@@ -4908,7 +4901,7 @@ dependencies = [
 [[package]]
 name = "polars-row"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "bitflags 2.9.0",
  "bytemuck",
@@ -4921,7 +4914,7 @@ dependencies = [
 [[package]]
 name = "polars-schema"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "indexmap",
  "polars-error",
@@ -4933,7 +4926,7 @@ dependencies = [
 [[package]]
 name = "polars-sql"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "bitflags 2.9.0",
  "hex",
@@ -4953,9 +4946,11 @@ dependencies = [
 [[package]]
 name = "polars-stream"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
+ "async-trait",
  "atomic-waker",
+ "bitflags 2.9.0",
  "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-queue",
@@ -4986,7 +4981,7 @@ dependencies = [
 [[package]]
 name = "polars-time"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
  "atoi_simd",
  "bytemuck",
@@ -5009,14 +5004,14 @@ dependencies = [
 [[package]]
 name = "polars-utils"
 version = "0.46.0"
-source = "git+https://github.com/pola-rs/polars?tag=py-1.25.2#5d7f8a75cedc03abab704bfb4cbad79f2d42e182"
+source = "git+https://github.com/pola-rs/polars?tag=py-1.26.0#ac9d598fd07d85b26a29bd7465a7bfa945b6f963"
 dependencies = [
- "ahash",
  "bincode",
  "bytemuck",
  "bytes",
  "compact_str",
  "flate2",
+ "foldhash",
  "hashbrown 0.15.2",
  "indexmap",
  "libc",
diff --git a/Cargo.toml b/Cargo.toml
index 3512f3e8c7..9bd1a20e1a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -334,10 +334,10 @@ sled = { git = "https://github.com/dathere/sled", branch = "v0.34.7-bumped-parki
 #     (e.g. py-1.19.0:52ea381 to indicate that we are Python Polars 1.19.0,
 #      and the commit hash 52ea381)
 # ================================
-# QSV_POLARS_REV=py-1.25.2
-polars = { git = "https://github.com/pola-rs/polars", tag = "py-1.25.2" }
+# QSV_POLARS_REV=py-1.26.0
+polars = { git = "https://github.com/pola-rs/polars", tag = "py-1.26.0" }
 # polars = { git = "https://github.com/pola-rs/polars", rev = "de1d9d5" }
-polars-ops = { git = "https://github.com/pola-rs/polars", tag = "py-1.25.2" }
+polars-ops = { git = "https://github.com/pola-rs/polars", tag = "py-1.26.0" }
 # polars-ops = { git = "https://github.com/pola-rs/polars", rev = "de1d9d5" }
 
 [features]
diff --git a/README.md b/README.md
index dac45c2941..0a2c332993 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,7 @@
 😣: uses additional memory proportional to the cardinality of the columns in the CSV.  
 🧠: expensive operations are memoized with available inter-session Redis/Disk caching for fetch commands.  
 🗄️: [Extended input support](#extended-input-support).  
-🐻‍❄️: command powered by [![polars 0.46.0](https://img.shields.io/badge/polars-0.46.0-blue) at the py-1.25.2 tag](https://github.com/pola-rs/polars/releases/tag/py-1.25.2).  
+🐻‍❄️: command powered by [![polars 0.46.0](https://img.shields.io/badge/polars-0.46.0-blue) at the py-1.26.0 tag](https://github.com/pola-rs/polars/releases/tag/py-1.26.0).  
 🤖: command uses Natural Language Processing & General AI techniques.  
 🏎️: multithreaded and/or faster when an index (📇) is available.  
 🚀: multithreaded even without an index.  
diff --git a/tests/test_sqlp.rs b/tests/test_sqlp.rs
index 6307dd9497..11728a5421 100644
--- a/tests/test_sqlp.rs
+++ b/tests/test_sqlp.rs
@@ -937,14 +937,15 @@ fn sqlp_boston311_explain() {
     let expected_begin = r#"Logical Plan
 "SORT BY [col(""avg_tat""), col(""ward"")]"
   AGGREGATE
-"  	[[(col(""closed_dt"")) - (col(""open_dt""))].mean().strict_cast(Float64).alias(""avg_tat"")] BY [col(""ward"")] FROM"
+"    [[(col(""closed_dt"")) - (col(""open_dt""))].mean().strict_cast(Float64).alias(""avg_tat"")] BY [col(""ward"")]"
+    FROM
 "    simple π 4/4 [""ward"", ""closed_dt"", ""open_dt"", ... 1 other column]"
       Csv SCAN ["#;
     assert!(got.starts_with(expected_begin));
 
     let expected_end = r#"boston311-100.csv]
       PROJECT 4/29 COLUMNS
-"      SELECTION: [(col(""case_status"")) == (String(Closed))]""#;
+"      SELECTION: [(col(""case_status"")) == (""Closed"")]""#;
     assert!(got.ends_with(expected_end));
 }