Enable bool compression

This change sets the default for the GUC value:

`timescaledb.enable_bool_compression=true`

Author: dbeck

.unreleased/pr_8014

@@ -0,0 +1 @@
+Implements: #8014 enable bool compression by default by setting `timescaledb.enable_bool_compression=true`

src/guc.c

@@ -154,7 +154,7 @@ TSDLLEXPORT bool ts_guc_default_hypercore_use_access_method = false;
 bool ts_guc_enable_chunk_skipping = false;
 TSDLLEXPORT bool ts_guc_enable_segmentwise_recompression = true;
 TSDLLEXPORT bool ts_guc_enable_exclusive_locking_recompression = false;
-TSDLLEXPORT bool ts_guc_enable_bool_compression = false;
+TSDLLEXPORT bool ts_guc_enable_bool_compression = true;
 TSDLLEXPORT int ts_guc_compression_batch_size_limit = 1000;
 
 /* Only settable in debug mode for testing */
@@ -795,10 +795,10 @@ _guc_init(void)
 							 NULL);
 
 	DefineCustomBoolVariable(MAKE_EXTOPTION("enable_bool_compression"),
-							 "Enable experimental bool compression functionality",
+							 "Enable bool compression functionality",
 							 "Enable bool compression",
 							 &ts_guc_enable_bool_compression,
-							 false,
+							 true,
 							 PGC_USERSET,
 							 0,
 							 NULL,

tsl/src/nodes/decompress_chunk/compressed_batch.c

@@ -221,6 +221,16 @@ decompress_column(DecompressContext *dcontext, DecompressBatchState *batch_state
 		DecompressAllFunction decompress_all =
 			tsl_get_decompress_all_function(header->compression_algorithm,
 											column_description->typid);
+
+		if (decompress_all == NULL)
+		{
+			elog(ERROR,
+				 "bulk decompression not supported for compression algorithm %d / %s, and type %s",
+				 header->compression_algorithm,
+				 compression_get_algorithm_name(header->compression_algorithm),
+				 format_type_be(column_description->typid)
+				);
+		}
 		Assert(decompress_all != NULL);
 
 		MemoryContext context_before_decompression =